A system for modifying a virtual field device is provided. The system includes a processor having memory that when executed causes the processor to provide a virtual field device selection user interface element configured to receive user selection of a virtual field device. The processor also provides a modification user interface element configured to receive user selection of at least one modification relative to the selected virtual field device. The processor also provides an execute updated virtual field device user interface element configured to receive user input and responsively execute the updated virtual field device. A computer-implemented method of modifying a virtual field device is also provided. A system for creating a time-synchronized virtual field device is also provided.
G06F 3/0484 - Techniques d’interaction fondées sur les interfaces utilisateur graphiques [GUI] pour la commande de fonctions ou d’opérations spécifiques, p. ex. sélection ou transformation d’un objet, d’une image ou d’un élément de texte affiché, détermination d’une valeur de paramètre ou sélection d’une plage de valeurs
G06Q 20/12 - Architectures de paiement spécialement adaptées aux systèmes de commerce électronique
A process variable sensor system is provided. The process variable sensor system includes a process variable sensor configured to couple to a process, wherein the process variable sensor has an electrical characteristic that varies with the process variable. A controller is operably coupled to the process variable sensor and is configured to measure the electrical characteristic. A sensor communication module is coupled to the controller and configured to transport raw measurement data over Ethernet APL for processing. A process display, a process configuration device, and a virtual field device are also provided.
G05B 13/02 - Systèmes de commande adaptatifs, c.-à-d. systèmes se réglant eux-mêmes automatiquement pour obtenir un rendement optimal suivant un critère prédéterminé électriques
H04L 67/12 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p. ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance
A system for creating a virtual field device is provided. The system includes a processor having memory that when executed causes the processor to provide a sensor selection user interface element configured to receive user selection of at least one process sensor providing high-speed, unfiltered measurement data. The processor also provides a processing selection user interface element configured to receive user selection of at least one processing action to perform on the high-speed, unfiltered measurement data to generate a process output. The processor also provides an output selection user interface element configured to receive user selection of at least one remote device to which the process output is communicated. A computer-implemented method of creating a virtual field device is also provided.
A process variable sensor system (200) is provided. The process variable sensor system (200) includes a process variable sensor (204) configured to couple to a process, wherein the process variable sensor has an electrical characteristic that varies with the process variable. A controller (206) is operably coupled to the process variable sensor (204) and is configured to measure the electrical characteristic. A sensor communication module (208) is coupled to the controller (206) and configured to transport raw measurement data over Ethernet APL for processing. A process actuator (250), a process display (300), a process configuration device (400), and a virtual field device are also provided.
H04L 67/12 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p. ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance
G05B 19/418 - Commande totale d'usine, c.-à-d. commande centralisée de plusieurs machines, p. ex. commande numérique directe ou distribuée [DNC], systèmes d'ateliers flexibles [FMS], systèmes de fabrication intégrés [IMS], productique [CIM]
G01D 21/02 - Mesure de plusieurs variables par des moyens non couverts par une seule autre sous-classe
H04L 67/75 - Services réseau en affichant sur l'écran de l'utilisateur les conditions du réseau ou d'utilisation
A field device (102) for an industrial process (108) includes field device circuitry (122), an APL communication circuit (112), and a power circuit (134). The power circuit (134) includes a power regulator (160) configured to regulate DC power that powers the field device circuitry (122) and the APL communication circuit (112), a main power sensor (144) configured to generate a main power signal (147) that corresponds to the DC power, a voltage shunt regulator (148) configured to divert excess power to a circuit common (152), and an excess power sensor (162) configured to generate an excess power signal (164) that corresponds to a magnitude of the excess power. The power regulator (160) adjusts the DC power based on the main power signal (147) and the excess power signal (164).
H04L 12/413 - Réseaux à ligne bus avec commande décentralisée avec accès aléatoire, p. ex. accès multiple avec détection de porteuse et détection de collision [CSMA-CD]
7.
ETHERNET-APL FIELD DEVICE HAVING REDUCED ENERGY CONSUMPTION
A field device for an industrial process includes field device circuitry, an APL communication circuit, and a power circuit. The power circuit includes a power regulator configured to regulate DC power that powers the field device circuitry and the APL communication circuit, a main power sensor configured to generate a main power signal that corresponds to the DC power, a voltage shunt regulator configured to divert excess power to a circuit common, and an excess power sensor configured to generate an excess power signal that corresponds to a magnitude of the excess power. The power regulator adjusts the DC power based on the main power signal and the excess power signal.
An industrial transmitter includes a lower housing having a recess configured to receive an electronics module, the lower housing also having at least one mounting feature formed integrally therein. An electronics module is disposed within the recess. A cover is coupled to the lower housing to hermetically seal the electronics module within the lower housing and the cover. An transmitter includes an inline housing having a first end and a second end, the inline housing having an integral mounting feature configured to receive a captured nut and position the captured nut in alignment with a mounting aperture of the mounting feature. An electronics module is disposed within the inline housing.
H04L 67/12 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p. ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance
H04Q 9/00 - Dispositions dans les systèmes de commande à distance ou de télémétrie pour appeler sélectivement une sous-station à partir d'une station principale, sous-station dans laquelle un appareil recherché est choisi pour appliquer un signal de commande ou pour obtenir des valeurs mesurées
9.
CHROMATOGRAPHY WITH RETENTION TIME FEEDBACK CONTROL
A gas chromatograph (100) for analyzing content of a gas sample includes a sample gas inlet receiving the sample gas and a carrier gas source (114) providing a carrier gas. A separation column (120) having an inlet and an outlet. A sample valve (112) injects the sample gas and the carrier gas into the separation column (120) inlet at a pressure. Individual component gases in the sample gas separate as they move through the column (120), and each individual component gas exits the outlet at a component gas retention time which is a function of the individual component gas and the pressure. A detector (122) detects individual component gases as they exit the separation column (120) outlet. A controller (108) coupled to the detector (122) identifies the individual component gases based upon the component gas retention time. The controller (108) calibrates the pressure based upon a component gas retention time.
A temperature transmitter assembly (100) includes a sensor (150) and measurement circuitry (110). The sensor (150) includes a first conductor (154), a second conductor (156), and a third conductor (158) configured to provide leads for two thermocouples (160,164). The first conductor (154) and the third conductor (158) are leads for the first thermocouple (160) and have a first measurement point at a first location. The second conductor (156) and the third conductor (158) are leads for the second thermocouple (164) and have a second measurement point at a second location a distance from the first location at a surface of a process conduit (192). The measurement circuity (110) includes three terminals (104,106,108), a first terminal (104) for the first conductor (154), a second terminal (106) for the second conductor (156), and a third terminal (108) for the third conductor (158). The measurement circuity (110) is configured to determine an output related to a temperature at each thermocouple measurement point, the output indicative of a wiring state of the three conductors (154,156,158) to the three terminals (104,106,108).
A thermal conductivity detector for a gas chromatograph is provided. The thermal conductivity detector includes a circular thermal conductivity detector body (500) having a sidewall (502) and a top surface (504). A plurality of gas flow paths is formed in the circular thermal conductivity body. Each gas flow path includes a gas inlet (506) disposed on the sidewall and a gas outlet (508) disposed on the sidewall. The gas inlet (506) and the gas outlet (508) extend inwardly from the sidewall (502). Each gas flow path is in fluidic communication with a thermistor mounting hole (510), the thermistor mounting hole (510) extending from the top surface (504) of the thermal conductivity detector body (500). A process gas chromatograph (100) using the thermal conductivity detector is also provided.
G01N 25/18 - Recherche ou analyse des matériaux par l'utilisation de moyens thermiques en recherchant la conductivité thermique
G01K 7/22 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance non linéaire, p. ex. une thermistance
An industrial transmitter (100) includes a lower housing (106) having a recess configured to receive an electronics module (104), the lower housing (106) also having at least one mounting feature (110) formed integrally therein. An electronics module (104) is disposed within the recess. A cover (102) is coupled to the lower housing (106) to hermetically seal the electronics module (104) within the lower housing (106) and the cover (102). An transmitter includes an inline housing (700) having a first end (702) and a second end (704), the inline housing (700) having an integral mounting feature (710) configured to receive a captured nut (724) and position the captured nut (724) in alignment with a mounting aperture (728) of the mounting feature (710). An electronics module is disposed within the inline housing (700).
A thermal conductivity detector for a gas chromatograph is provided. The thermal conductivity detector includes a circular thermal conductivity detector body having a sidewall and a top surface. A plurality of gas flow paths is formed in the circular thermal conductivity body. Each gas flow path includes a gas inlet disposed on the sidewall and a gas outlet disposed on the sidewall. The gas inlet and the gas outlet extend inwardly from the sidewall. Each gas flow path is in fluidic communication with a thermistor mounting hole, the thermistor mounting hole extending from the top surface of the thermal conductivity detector body. A process gas chromatograph using the thermal conductivity detector is also provided.
G01N 30/62 - Détecteurs spécialement adaptés à cet effet
B01D 53/02 - Séparation de gaz ou de vapeursRécupération de vapeurs de solvants volatils dans les gazÉpuration chimique ou biologique des gaz résiduaires, p. ex. gaz d'échappement des moteurs à combustion, fumées, vapeurs, gaz de combustion ou aérosols par adsorption, p. ex. chromatographie préparatoire en phase gazeuse
A multiport gas chromatograph piston valve includes a first plate, a first diaphragm, a second plate, a second diaphragm, a plurality of pistons, and a third plate. The first plate has a bottom surface and includes a plurality of analytical gas ports. The first diaphragm is disposed adjacent the bottom surface of the first plate. The first diaphragm includes a gas flow path in fluidic communication with the plurality of analytical gas ports. The second plate has a plurality of apertures therethrough. The plurality of pistons, each piston having a base and a cylindrical portion that is configured to be slidably received by a respective aperture in the second plate, are disposed such that the bases of the pistons are in substantially one plane when the valve is not actuated. A second diaphragm includes a first plurality of gas pockets and a second plurality of gas pockets, wherein the first plurality of gas pockets are disposed adjacent a first set of pistons, and the second plurality of gas pockets are disposed adjacent a second set of pistons. The third plate includes a first gas activation port and a second gas activation port, the first gas activation port being fluidically coupled to the first plurality of gas pockets, and wherein the second gas activation port is coupled to the second plurality of gas pockets.
A gas chromatograph for analyzing content of a gas sample includes a sample gas inlet receiving the sample gas and a carrier gas source providing a carrier gas. A separation column having an inlet and an outlet. A sample valve injects the sample gas and the carrier gas into the separation column inlet at a pressure. Individual component gases in the sample gas separate as they move through the column, and each individual component gas exits the outlet at a component gas retention time which is a function of the individual component gas and the pressure. A detector detects individual component gases as they exit the separation column outlet. A controller coupled to the detector identifies the individual component gases based upon the component gas retention time. The controller calibrates the pressure based upon a component gas retention time.
A temperature transmitter assembly includes a sensor and measurement circuitry. The sensor includes a first conductor, a second conductor, and a third conductor configured to provide leads for two thermocouples. The first conductor and the third conductor are leads for the first thermocouple and have a first measurement point at a first location. The second conductor and the third conductor are leads for the second thermocouple and have a second measurement point at a second location a distance from the first location at a surface of a process conduit. The measurement circuitry includes three terminals, a first terminal for the first conductor, a second terminal for the second conductor, and a third terminal for the third conductor. The measurement circuitry is configured to determine an output related to a temperature at each thermocouple measurement point, the output indicative of a wiring state of the three conductors to the three terminals.
G01R 31/55 - Test de lignes pour déceler des connexions incorrectes
G01K 1/02 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
A multiport gas chromatograph piston valve (200) includes a first plate (206), a first diaphragm (254), a second plate (208), a second diaphragm (250), a plurality of pistons (220), and a third plate (210). The first plate (206) has a bottom surface and includes a plurality of analytical gas ports. The first diaphragm (254) is disposed adjacent the bottom surface of the first plate (206). The first diaphragm (254) includes a gas flow path in fluidic communication with the plurality of analytical gas ports. The second plate (208) has a plurality of apertures therethrough. The plurality of pistons (220), each piston having a base (224) and a cylindrical portion (222) that is configured to be slidably received by a respective aperture (228) in the second plate (208), are disposed such that the bases (224) of the pistons (220) are in substantially one plane when the valve (200) is not actuated. A second diaphragm (250) includes a first plurality of gas pockets (230) and a second plurality of gas pockets (232), wherein the first plurality of gas pockets (230) are disposed adjacent a first set of pistons (220), and the second plurality of gas pockets (232) are disposed adjacent a second set of pistons (220). The third plate (210) includes a first gas activation port (216) and a second gas activation port (218), the first gas activation port (216) being fluidically coupled to the first plurality of gas pockets (230), and wherein the second gas activation port (218) is coupled to the second plurality of gas pockets (232).
A thermocouple assembly includes a first thermocouple wire and a second thermocouple wire. A body is configured to electrically isolate the first and second thermocouple wires from each other. A metallized cap is provided having a conductive inner surface. The body is engaged within the metallized cap to urge the first and second thermocouple wires into contact with the conductive inner surface of the metallized cap. The first thermocouple wire, second thermocouple wire and conductive inner surface of the metallized cap form a thermocouple.
G01K 7/06 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples l'objet à mesurer ne formant pas l'un des matériaux thermo-électriques les matériaux thermo-électriques étant disposés l'un à l'intérieur de l'autre avec la jonction à une extrémité exposée à l'objet, p. ex. du genre à gaine
A remote seal system includes a process fluid diaphragm, a mechanical link, and a fill fluid diaphragm. The process fluid diaphragm has a first side configured for exposure to a process fluid and a second side, opposite the first side, that is configured to contact the mechanical link. The mechanical link in contact with the second side of the process diaphragm. The fill fluid diaphragm has a first side in contact with the mechanical link and a second side configured for exposure to a remote seal fill fluid.
A thermocouple assembly (100) includes a first thermocouple wire (106) and a second thermocouple wire (108). A body (104) is configured to electrically isolate the first (106) and second (108) thermocouple wires from each other. A metallized cap (102) is provided having a conductive inner surface (110). The body (104) is engaged within the metallized cap (102) to urge the first (106) and second (108) thermocouple wires into contact with the conductive inner surface (110) of the metallized cap (102). The first thermocouple wire (106), second thermocouple wire (108) and conductive inner surface (110) of the metallized cap (102) form a thermocouple.
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
G01K 1/08 - Dispositifs de protection, p. ex. étuis
A remote seal system (200) includes a process fluid diaphragm (206), a mechanical link (210), and a fill fluid diaphragm (262). The process fluid diaphragm (206) has a first side configured for exposure to a process fluid and a second side, opposite the first side, that is configured to contact the mechanical link (210). The mechanical link (210) is in contact with the second side of the process diaphragm. The fill fluid diaphragm (262) has a first side in contact with the mechanical link (210) and a second side configured for exposure to a remote seal fill fluid (264).
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
A differential pressure fluid flow meter measures flow of a fluid based upon a differential pressure. An orifice plate is selected from a plurality of orifice plates configured to be positioned between upstream and the downstream taps in the conduit. Four evenly spaced circular orifices allow the flow of fluid there through and create the differential pressure which is a function of fluid flow rate. Xdc is a distance in a direction perpendicular to an axis of the conduit from the nearest outer circumference of the circular orifices to a projection of a center of the downstream tap on the flat orifice plate. Xed is a distance between outer circumferences of two opposed circular orifices. Rb is a ratio of the diameter that locates the centers of the four circular orifices and the interior diameter of the conduit. Xdc and Xed are each a function of Rb.
G01F 1/36 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression la pression ou la différence de pression étant produite par une contraction de la veine fluide
G01F 1/50 - Moyens de correction ou de compensation
G01F 1/34 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression
G01F 1/40 - Détails de structure des dispositifs de contraction de la veine fluide
G01F 15/18 - Supports ou moyens de raccordement pour les compteurs
G01F 1/50 - Moyens de correction ou de compensation
G01F 25/10 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume des débitmètres
09 - Appareils et instruments scientifiques et électriques
Produits et services
Isolating diaphragms sold as components of pressure measurement transmitters used to separate pressure sensors used in the transmitters from abrasive or corrosive process materials in enclosed conduits and containers used in industrial processes; Isolating diaphragms sold as components of industrial level measurement transmitters used to separate level sensors used in the transmitters from abrasive or corrosive process materials in enclosed conduits and containers used in industrial processes
25.
CONTACTING-TYPE CONDUCTIVITY SENSOR WITH CORROSION DIAGNOSTIC
A contacting-type conductivity sensor is provided. The sensor includes a first electrode configured to contact a liquid and a second electrode configured to contact the liquid. The second electrode has a first end and a second end. A first conductor is coupled to the first electrode, a second conductor coupled to the first end of the second electrode, and a third conductor coupled to the second end of the second electrode. The contacting-type conductivity sensor is configured to provide a conductivity measurement of liquid using the first and second conductor and is configured to provide a corrosion diagnostic using the second conductor and the third conductor. A conductivity measurement system using the sensor is provided along with a method of using the sensor.
A contacting-type conductivity sensor (100) is provided. The sensor (100) includes a first electrode (104) configured to contact a liquid and a second electrode (106) configured to contact the liquid. The second electrode has a first end and a second end. A first conductor (122) is coupled to the first electrode (104), a second conductor (130) is coupled to the first end of the second electrode (106), and a third conductor (126) is coupled to the second end of the second electrode. The contacting-type conductivity sensor (100) is configured to provide a conductivity measurement of liquid using the first and second conductor and is configured to provide a corrosion diagnostic using the second conductor and the third conductor. A conductivity measurement system using the sensor (100) is provided along with a method (200) of using the sensor.
An intrinsically-safe battery assembly for field devices, the intrinsically-safe battery assembly includes an intrinsically-safe battery and polymeric chassis. In an example, the polymeric chassis is removably coupled to the intrinsically-safe battery and has at least one retention mechanism configured to engage the intrinsically-safe battery. In another example, the polymeric structure has at least one battery ejection mechanism configured to eject the intrinsically-safe battery. A field device is also provided.
H01M 50/264 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports avec des moyens de fixation, p. ex. des serrures pour des cellules ou des batteries, p. ex. cadres périphériques, courroies ou tiges
G01K 1/024 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres pour l’indication à distance
H01M 50/202 - Boîtiers ou cadres autour du boîtier primaire d’une seule cellule ou d’une seule batterie
H01M 50/247 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports spécialement adaptés aux dispositifs portatifs, p. ex. aux téléphones portables, aux ordinateurs, aux outils à main ou aux stimulateurs cardiaques
An intrinsically-safe battery assembly (200) for field devices, includes an intrinsically-safe battery (206) and polymeric chassis (204). In an example, the polymeric chassis (204) is removably coupled to the intrinsically-safe battery (206) and has at least one retention mechanism (224, 226) configured to engage the intrinsically-safe battery (206). In another example, the polymeric structure (204) has at least one battery ejection (228) mechanism configured to eject the intrinsically-safe battery (206). A field device (100) is also provided.
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
A pressure transmitter 105 includes a process connector 102 configured to mount to a process vessel that carries a process fluid, a process pressure sensor 111 and an isolator plug 114 coupled to the process connector 102 and configured to house the process pressure sensor 111. The isolator plug 114 includes at least one internal fluid filled cavity 106 that is in fluidic contact with the process pressure sensor 111. At least one transfer mount 110 made of a metallic material is coupled to the isolator plug 114. The transfer mount 110 includes an internal fluid filled cavity 156 that is in fluid communication with the internal fluid filled cavity 106 of the isolator plug 114. At least one isolation diaphragm 108 exposed to the process fluid in the process connector 102 is coupled to the transfer mount 110 and configured to transfer process pressure to the internal fluid filled cavities 106/156 of the transfer mount 110 and the isolator plug 114 and to the process pressure sensor 111.
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
G01L 19/04 - Moyens pour compenser les effets des variations de température
G01L 19/06 - Moyens pour empêcher la surcharge ou l'influence délétère du milieu à mesurer sur le dispositif de mesure ou vice versa
A pressure transmitter includes a process connector configured to mount to a process vessel that carries a process fluid, a process pressure sensor and an isolator plug coupled to the process connector and configured to house the process pressure sensor. The isolator plug includes at least one internal fluid filled cavity that is in fluidic contact with the process pressure sensor. At least one transfer mount made of a metallic material is coupled to the isolator plug. The transfer mount includes an internal fluid filled cavity that is in fluid communication with the internal fluid filled cavity of the isolator plug. At least one isolation diaphragm exposed to the process fluid in the process connector is coupled to the transfer mount and configured to transfer process pressure to the internal fluid filled cavities of the transfer mount and the isolator plug and to the process pressure sensor.
A pressure transmitter for sensing a pressure of a process fluid in an industrial process includes a pressure sensor body fluidically coupled to the process fluid configured to receive an applied pressure related to a pressure of the process fluid. The pressure sensor body has a high pressure region configured to deform in response to the applied pressure and a low pressure region configured to deform in response to the applied pressure. A high range resistor bridge circuit is mounted in the high pressure region having a powered node, a common node and an output node and has a resistance which changes in response to pressure applied to the high pressure region. A low range resistor bridge circuit is mounted in the low pressure region and has a powered node, a common node and an output node and having a resistance which changes in response to pressure applied to the low pressure region. A pressure output circuit couples to the output node of the high range resistor bridge and the output node of the low range resistor bridge and provides an output related to the applied pressure based upon a voltage difference between the output node of the high range resistor bridge and the output node of the low range resistor bridge.
G01L 9/04 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent en faisant usage des variations de la résistance ohmique, p. ex. de potentiomètre de jauges de contrainte à résistance
34.
PROCESS VARIABLE TRANSMITTER WITH CRYOGENIC TEMPERATURE SENSOR
A process variable transmitter for sensing a cryogenic temperature in an industrial process includes a cryogenic temperature sensor configured to be thermally coupled to an industrial process. The cryogenic temperature sensor has an electrical resistance which changes in response to changes in a cryogenic temperature and the industrial process is at the cryogenic temperature. Resistance measurement circuitry is electrically coupled to the cryogenic temperature sensor and measures a sensor resistance over a resistance range and responsively provides an output related to temperature based upon the measured resistance. Transmitter output circuitry coupled to the measurement circuitry to transmits information related to the cryogenic temperature to a remote location. The cryogenic temperature sensor comprises a polycrystalline silicon sensor including a dopant such that the cryogenic temperature sensor has an electrical resistance which changes over a cryogenic temperature range which is within the sensor resistance range of the measurement circuitry.
G01K 7/18 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance linéaire, p. ex. un thermomètre à résistance de platine
G01K 1/024 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres pour l’indication à distance
The present disclosure relates to a thermowell (152, 200) that includes a process mount (114, 208, 244) and a cylindrical member (206, 252) The process mount (114, 208, 244) is configured to mount to a process intrusion. The cylindrical member (206, 252) is configured to be exposed to a process fluid and includes a plurality of bores (302, 304, 260, 262, 266, 268, 270, 272, 274, 276, 278, 280, 288, 290, 292) extending therein. Each bore is configured to receive a separate temperature sensor assembly (202, 204, 246, 248, 250). A temperature measurement system (150) is also provided.
G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
36.
OBSTRUCTION COMPONENT FOR A PROCESS FLUID FLOW MEASUREMENT DEVICE
A fluid flow obstruction component for a process fluid flow measurement device is located in a fluid flow conduit and includes an upstream wall having a planar upstream surface and a downstream wall having a planar downstream surface that couples to the upstream surface along an apex. The apex includes a flat surface that extends from an upstream apex edge to a downstream apex edge. The upstream apex edge intersects with the upstream wall and the downstream apex edge intersects with the downstream wall.
G01F 1/36 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression la pression ou la différence de pression étant produite par une contraction de la veine fluide
37.
OBSTRUCTION COMPONENT FOR A PROCESS FLUID FLOW MEASUREMENT DEVICE
A fluid flow obstruction component for a process fluid flow measurement device is located in a fluid flow conduit and includes an upstream wall having a planar upstream surface and a downstream wall having a planar downstream surface that couples to the upstream surface along an apex. The apex includes a flat surface that extends from an upstream apex edge to a downstream apex edge. The upstream apex edge intersects with the upstream wall and the downstream apex edge intersects with the downstream wall.
A pressure transmitter for sensing a pressure of a process fluid in an industrial process includes a pressure sensor body fluidically coupled to the process fluid configured to receive an applied pressure related to a pressure of the process fluid. The pressure sensor body has a high pressure region configured to deform in response to the applied pressure and a low pressure region configured to deform in response to the applied pressure. A high range resistor bridge circuit is mounted in the high pressure region having a powered node, a common node and an output node and has a resistance which changes in response to pressure applied to the high pressure region. A low range resistor bridge circuit is mounted in the low pressure region and has a powered node, a common node and an output node and having a resistance which changes in response to pressure applied to the low pressure region. A pressure output circuit couples to the output node of the high range resistor bridge and the output node of the low range resistor bridge and provides an output related to the applied pressure based upon a voltage difference between the output node of the high range resistor bridge and the output node of the low range resistor bridge.
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
G01L 9/02 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent en faisant usage des variations de la résistance ohmique, p. ex. de potentiomètre
39.
PROCESS VARIABLE TRANSMITTER WITH CRYOGENIC TEMPERATURE SENSOR
A process variable transmitter for sensing a cryogenic temperature in an industrial process includes a cryogenic temperature sensor configured to be thermally coupled to an industrial process. The cryogenic temperature sensor has an electrical resistance which changes in response to changes in a cryogenic temperature and the industrial process is at the cryogenic temperature. Resistance measurement circuitry is electrically coupled to the cryogenic temperature sensor and measures a sensor resistance over a resistance range and responsively provides an output related to temperature based upon the measured resistance. Transmitter output circuitry coupled to the measurement circuitry to transmits information related to the cryogenic temperature to a remote location. The cryogenic temperature sensor comprises a polycrystalline silicon sensor including a dopant such that the cryogenic temperature sensor has an electrical resistance which changes over a cryogenic temperature range which is within the sensor resistance range of the measurement circuitry.
G01K 7/22 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs l'élément étant une résistance non linéaire, p. ex. une thermistance
A thermowell includes a process mount and a cylindrical member. The process mount is configured to mount to a process intrusion. The cylindrical member is configured to be exposed to a process fluid and includes a plurality of bores extending therein. Each bore is configured to receive a separate temperature sensor assembly. A redundant process fluid temperature measurement system is also provided.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Wireless asset and condition monitors; wireless
communication software platform for asset and condition
monitoring; wireless communication modules for asset and
condition monitoring; sensors for asset and condition
monitoring; wireless repeaters for asset and condition
monitoring; wireless asset and condition monitoring devices
and associated data communication equipment, namely,
wireless transmitters and wireless communication gateways
for communicating with transmitters/computers/hosts/servers;
wireless transmitters for reporting data collected from
asset and conditioning monitoring apparatus; instruments for
wireless asset and condition monitoring; sensors for asset
and condition monitoring and a connected wireless
transceiver; wireless asset and condition monitors for
monitoring process variables, assets or conditions including
corrosion, liquid level, VIR (voltage current and
resistance), valve position, humidity, vibration, viscosity,
power, pH, conductivity, and acoustic.
44.
PROCESS PRESSURE TRANSMITTER FOR HYDROGEN APPLICATIONS
A process fluid pressure transmitter includes a pressure sensor body containing a pressure sensor that has an electrical characteristic that changes in response to applied pressure. An isolation diaphragm is configured to be exposed to process fluid. A fill fluid fluidically couples the isolation diaphragm to the pressure sensor. A weld ring is welded to the isolation diaphragm at a first weld. A barrier metal is disposed on at least one surface of the isolation diaphragm such that the barrier metal extends over the first weld. The weld ring is welded to the pressure sensor body at a second weld that is spaced from the barrier metal.
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
G01L 13/02 - Dispositifs ou appareils pour la mesure des différences entre plusieurs valeurs de la pression des fluides en utilisant des organes ou des pistons élastiquement déformables comme éléments sensibles
A field device for an industrial process includes a digital isolator which electrically divides the field device into a primary side for low voltage electronics from a secondary side. A device power supply located in the secondary side is configured to provide power to a process control device which monitors or controls a process variable of the industrial process. A latching relay located in the secondary side couples to the process control device and the device power supply and has a set input to responsively couple the device power supply to the process control device and a reset input which causes the latching relay to enter an electrically open state to thereby disconnect the device power supply from the process control device. A controller located in the primary side is configured to generate a switch signal. The digital isolator extends between the primary side and the secondary side and couples to the switch signal from the controller and provides a digital output on the secondary side in response to the switch signal. Edge triggered circuitry couples to the digital output of the digital isolator and provides a pulse output to the reset input of the latching relay in response the digital output of the digital isolator.
G05B 19/042 - Commande à programme autre que la commande numérique, c.-à-d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques
G05B 15/02 - Systèmes commandés par un calculateur électriques
46.
PROCESS TEMPERATURE SENSOR WITH IMPROVED THERMAL ISOLATION
A temperature sensor assembly includes a temperature sensor body having a bore defined therein. The bore has a first internal surface feature and a second internal surface feature. A cap is disposed within the bore of the temperature sensor body proximate an end of the temperature sensor body. A temperature sensitive element is disposed within the cap. A first elastomeric ring is disposed about the cap and configured to interact with the first internal surface feature of the temperature sensor body. A second elastomeric ring is disposed about the cap and spaced from the first elastomeric ring. The second elastomeric ring is configured to interact with the second internal surface feature of the temperature sensor body. A wireless field device including the temperature sensor assembly is also provided.
G01K 1/143 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers pour la mesure de la température de surfaces
G01K 1/024 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres pour l’indication à distance
G01K 1/08 - Dispositifs de protection, p. ex. étuis
A field device (102) for an industrial process includes a digital isolator (124) which electrically divides the field device (102) into a primary side for low voltage electronics from a secondary side. A device power supply (107) located in the secondary side is configured to provide power to a process control device (108) which monitors or controls a process variable of the industrial process. A latching relay (128) located in the secondary side couples to the process control device (108) and the device power supply (107) and has a set input (S) to responsively couple the device power supply (107) to the process control device and a reset input (R) which causes the latching relay (128) to enter an electrically open state to thereby disconnect the device power supply (107) from the process control device (108). A controller (122) located in the primary side is configured to generate a switch signal. The digital isolator (124) extends between the primary side and the secondary side and couples to the switch signal from the controller (122) and provides a digital output on the secondary side in response to the switch signal. Edge triggered circuitry (160) couples to the digital output of the digital isolator (124) and provides a pulse output to the reset input (R) of the latching relay in response the digital output of the digital isolator (124).
A process fluid pressure transmitter (100) includes a pressure sensor body (102) containing a pressure sensor (140) that has an electrical characteristic that changes in response to applied pressure. An isolation diaphragm (110) is configured to be exposed to process fluid. A fill fluid fluidically couples the isolation diaphragm (110) to the pressure sensor (140). A weld ring (202) is welded to the isolation diaphragm (110) at a first weld (205). A barrier metal (206, 208) is disposed on at least one surface of the isolation diaphragm (110) such that the barrier metal (206, 208) extends over the first weld (205). The weld ring (202) is welded to the pressure sensor body (102) at a second weld (230) that is spaced from the barrier metal (206, 208).
G01L 19/06 - Moyens pour empêcher la surcharge ou l'influence délétère du milieu à mesurer sur le dispositif de mesure ou vice versa
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
49.
PROCESS TEMPERATURE SENSOR WITH IMPROVED THERMAL ISOLATION
A temperature sensor assembly (304) includes a temperature sensor body (106) having a bore defined therein. The bore has a first internal surface feature (324) and a second internal surface feature (326). A cap (306) is disposed within the bore of the temperature sensor body (106) proximate an end of the temperature sensor body. A temperature sensitive element (308) is disposed within the cap (306). A first elastomeric ring (320) is disposed about the cap (306) and configured to interact with the first internal surface feature (324) of the temperature sensor body (106). A second elastomeric ring (322) is disposed about the cap (306) and spaced from the first elastomeric ring (320). The second elastomeric ring (322) is configured to interact with the second internal surface feature (326) of the temperature sensor body (106). A wireless field device (101) including the temperature sensor assembly (304) is also provided.
G01K 1/08 - Dispositifs de protection, p. ex. étuis
G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
G01K 1/024 - Moyens d’indication ou d’enregistrement spécialement adaptés aux thermomètres pour l’indication à distance
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
09 - Appareils et instruments scientifiques et électriques
Produits et services
Process variable transmitters for measuring a process variable in an industrial process; process variable transmitters for transmitting a process variable in an industrial process; sensors for sensing a process variable in an industrial process.
09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Wireless asset and condition monitors; wireless communication software platform for asset and condition monitoring; wireless communication modules for asset and condition monitoring; sensors for asset and condition monitoring; wireless repeaters for asset and condition monitoring; wireless asset and condition monitoring devices and associated data communication equipment, namely, wireless transmitters and wireless communication gateways for communicating with transmitters/computers/hosts/servers; wireless transmitters for reporting data collected from asset and conditioning monitoring apparatus; instruments for wireless asset and condition monitoring; sensors for asset and condition monitoring and a connected wireless transceiver; wireless asset and condition monitors for monitoring process variables, assets or conditions including corrosion, liquid level, VIR (voltage current and resistance), valve position, humidity, vibration, viscosity, power, pH, conductivity, and acoustic.
An electrochemical sensor with an ion-selective membrane that is attached through covalent chemical bonds to both an electrically non-conducting polymer substrate (electrode body) and an underlying ion to electron transducer.
An electrochemical sensor with an ion-selective membrane that is attached through covalent chemical bonds to both an electrically non-conducting polymer substrate (electrode body) and an underlying ion to electron transducer.
A wireless field device for use in an industrial process includes input/output terminals configured to couple to a process interface element. A discrete input/output channel is configured to receive a discrete input signal from the process interface element through the input/output terminals when configured as a discrete input channel. The discrete input/output channel is further configured to provide a discrete output to the process interface element through the input/output terminals when configured as discrete output channel. Wireless communication circuitry transmits and receives information. A controller is configured to provide a discrete output signal to the process interface element in response to information received by the wireless communication circuitry when the discrete input/output channel is configured as a discrete output channel, and further configure to receive a discrete input signal from a process variable sensor and responsively provide an output using the wireless communication circuitry when the discrete input/output channel is configured as a discrete input channel. An external power supply input couples to an external power supply. A load adapter module couples to the discrete output signal and the external power supply input and includes a switch configured to connect the process interface element to the external power supply in response to the discrete output signal.
An intrinsically-safe battery assembly for wireless field devices is provided. The intrinsically-safe battery assembly includes a battery and a circuit board mounted relative to the battery. The circuit board is electrically coupled to the battery and has a plurality of electrical contacts for connection to the wireless field device. The circuit board may include current limiting circuitry electrically interposed between the battery and the plurality of electrical contacts to limit maximum current drawn from the battery below a threshold. A polymeric structure is operably engaged with the battery and is configured to protect the circuit board and plurality of electrical contacts from mechanical impact.
H01M 50/242 - MonturesBoîtiers secondaires ou cadresBâtis, modules ou blocsDispositifs de suspensionAmortisseursDispositifs de transport ou de manutentionSupports caractérisés par les propriétés physiques des boîtiers ou des bâtis, p. ex. dimensions adaptés pour protéger les batteries contre les vibrations, les collisions ou le gonflement
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
57.
INTRINSICALLY-SAFE BATTERY ASSEMBLY FOR WIRELESS FIELD DEVICES
An intrinsically-safe battery assembly (166) for wireless field devices (100) is provided. The intrinsically-safe battery assembly (166) includes a battery (200) and a circuit board (202) mounted relative to the battery (200). The circuit board (202) is electrically coupled to the battery (200) and has a plurality of electrical contacts (208,210) for connection to the wireless field device (100). The circuit board (202) may include current limiting circuitry (334) electrically interposed between the battery (200) and the plurality of electrical contacts (208/,210) to limit maximum current drawn from the battery (200) below a threshold. A polymeric structure (302,352) is operably engaged with the battery (200) and is configured to protect the circuit board (202) and plurality of electrical contacts (208,210) from mechanical impact.
H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires
H01M 10/48 - Accumulateurs combinés à des dispositions pour mesurer, tester ou indiquer l'état des éléments, p. ex. le niveau ou la densité de l'électrolyte
H01M 6/50 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien, p. ex. pour le maintien de la température de fonctionnement
H01M 50/107 - Boîtiers primairesFourreaux ou enveloppes caractérisés par leur forme ou leur structure physique ayant une section transversale courbe, p. ex. ronde ou elliptique
H01M 50/14 - Boîtiers primairesFourreaux ou enveloppes pour protéger contre les dommages causés par des facteurs externes
58.
LOAD ADAPTER MODULE FOR WIRELESS DISCRETE INPUT/OUTPUT FIELD DEVICE
A wireless field device (12) for use in an industrial process includes input/output terminals (40) configured to couple to a process interface element (16). A discrete input/output channel (24) is configured to receive a discrete input signal from the process interface element (16) through the input/output terminals (40) when configured as a discrete input channel. The discrete input/output channel (24) is further configured to provide a discrete output to the process interface element (16) through the input/output terminals (40) when configured as discrete output channel. Wireless communication circuitry (48) transmits and receives information. A controller (44) is configured to provide a discrete output signal to the process interface element (16) in response to information received by the wireless communication circuitry (48) when the discrete input/output channel (24) is configured as a discrete output channel, and further configure to receive a discrete input signal from a process variable sensor (16) and responsively provide an output using the wireless communication circuitry (48) when the discrete input/output channel (24) is configured as a discrete input channel. An external power supply input (Ext +/-) couples to an external power supply (102). A load adapter module (200) couples to the discrete output signal and the external power supply input and includes a switch (M1) configured to connect the process interface element (16) to the external power supply (102) in response to the discrete output signal.
G05B 19/042 - Commande à programme autre que la commande numérique, c.-à-d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques
A device includes a radio (302) operating on a predetermined schedule, and a battery (304) configured to supply power to the radio (302) for radio operation. A radio controller (306) is configured control to radio operation. A voltage indicating circuit (308) is configured to monitor a voltage of the battery (304), and to provide an output signal (424) indicative of a battery voltage sufficient to power radio operation. When the output signal (424) is active, the radio controller (306) allows operation of the radio (302) on the predetermined schedule. When the output signal (424) is inactive, the radio controller (306) adjusts operation of the radio (302) to maintain radio operation.
A device includes a radio operating on a predetermined schedule, and a battery configured to supply power to the radio for radio operation. A radio controller is configured control to radio operation. A voltage indicating circuit is configured to monitor a voltage of the battery, and to provide an output signal indicative of a battery voltage sufficient to power radio operation. When the output signal is active, the radio controller allows operation of the radio on the predetermined schedule. When the output signal is inactive, the radio controller adjusts operation of the radio to maintain radio operation.
A process fluid sensing assembly (50) includes a process fluid conduit (56) having a pair of flanged connections (60) and a mounting bracket (120) mounted to at least two process flange studs (104) of at least one flanged connection (60). A field device (124) is mounted to the mounting bracket (120). A wedge-type flow meter (50) as well as a method (1000) of coupling a field device (124) to at least one process flange (60) is also provided.
G01F 15/18 - Supports ou moyens de raccordement pour les compteurs
G01F 1/48 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression la pression ou la différence de pression étant produite par un élément capillaire
62.
TRANSMITTER MOUNTING BRACKET USING PROCESS FLANGE STUDS
A process fluid sensing assembly includes a process fluid conduit having a pair of flanged connections and a mounting bracket mounted to at least two process flange studs of at least one flanged connection. A field device is mounted to the mounting bracket. A wedge-type flow meter as well as a method of coupling a field device to at least one process flange is also provided.
G01F 15/18 - Supports ou moyens de raccordement pour les compteurs
G01F 1/36 - Mesure du débit volumétrique ou du débit massique d'un fluide ou d'un matériau solide fluent, dans laquelle le fluide passe à travers un compteur par un écoulement continu en utilisant des effets mécaniques en mesurant la pression ou la différence de pression la pression ou la différence de pression étant produite par une contraction de la veine fluide
63.
METHOD FOR FORMING A PATHWAY IN A PRESSURE SENSOR HAVING A GLASS TO METAL SEAL
A method of manufacturing a pressure sensor (56) for sensing a pressure of a process fluid includes obtaining a sensor body (114, 116) having a sensor cavity formed therein. A metal tube (94) is placed through an opening in the sensor body into the sensor cavity (132, 134). A rod (170) is placed through the metal tube (94) and into the sensor cavity. The sensor cavity (132, 134) is at least partially filled with a dielectric material (105) and the dielectric material (105) completely covers the metal tube (94) carried in the sensor cavity and a portion of the rod. The rod (170) is removed and thereby forming a dielectric passageway which is fluidically coupled to the metal tube (94). The sensor cavity (132, 134) is sealed with a deflectable diaphragm (106) which is configured to deflect in response to applied pressure from the process fluid. A differential pressure sensor (56) for sensing a differential pressure of a process fluid includes a sensor body (114, 116) having a sensor cavity (132, 134) formed therein is also provided.
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
G01L 13/02 - Dispositifs ou appareils pour la mesure des différences entre plusieurs valeurs de la pression des fluides en utilisant des organes ou des pistons élastiquement déformables comme éléments sensibles
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
64.
Method for forming a pathway in a pressure sensor having a glass to metal seal
A method of manufacturing a pressure sensor for sensing a pressure of a process fluid includes obtaining a sensor body having a sensor cavity formed therein. A metal tube is placed through an opening in the sensor body into the sensor cavity. A rod is placed through the metal tube and into the sensor cavity. The sensor cavity is at least partially filled with a dielectric material and the dielectric material completely covers the metal tube carried in the sensor cavity and a portion of the rod. The rod is removed and thereby forming a dielectric passageway which is fluidically coupled to the metal tube. The sensor cavity is sealed with a deflectable diaphragm which is configured to deflect in response to applied pressure from the process fluid. A differential pressure sensor for sensing a differential pressure of a process fluid includes a sensor body having a sensor cavity formed therein is also provided.
G01L 9/12 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent en faisant usage des variations de la capacité
G01L 9/00 - Mesure de la pression permanente, ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments électriques ou magnétiques sensibles à la pressionTransmission ou indication par des moyens électriques ou magnétiques du déplacement des éléments mécaniques sensibles à la pression, utilisés pour mesurer la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent
G01L 13/02 - Dispositifs ou appareils pour la mesure des différences entre plusieurs valeurs de la pression des fluides en utilisant des organes ou des pistons élastiquement déformables comme éléments sensibles
A field device (14) for use in an industrial process includes a transducer (20) configured to couple to the industrial process and control or monitor a process variable of the industrial process. Primary communication circuitry (38) communicates information with a remote location related to the process variable. A wireless communication module (32) includes an energy storage device (152) and power monitoring electronics coupled to the energy storage device having a power output and a power status output. Wireless communication circuitry (150) of the wireless communication module (32) is configured to communicate wirelessly and perform a plurality of high priority tasks and a plurality of low priority tasks. The high priority tasks are performed asynchronously and the plurality of low priority tasks are only performed if the power status output indicates that there is sufficient power.
An industrial communication module includes a controller and a common interface coupled to the controller. The common interface is configured to couple to a plurality of different types of sensor modules. The industrial communication module includes protocol/output circuitry coupled to the controller and configured to provide an output to a remote device. A sensor module includes a controller and a common interface coupled to the controller. The common interface is configured to couple to a plurality of different types of industrial communication modules. The sensor module includes measurement processing circuitry coupled to the controller and configured to measure an analog electrical characteristic of a sensor and provide a digital indication of the measured analog electrical characteristic to the controller.
A modular industrial transmitter includes a communication module and a sensor module. The communication module is configured to communicate with a remote device and has a common interface configured to couple to a plurality of different types of sensor modules. The sensor module is coupled to the common interface of the communication module. Physical coupling of the communication module to the sensor module is performed tool-lessly.
A field device for use in an industrial process includes a transducer configured to couple to the industrial process and control or monitor a process variable of the industrial process. Primary communication circuitry communicates information with a remote location related to the process variable. A wireless communication module includes an energy storage device and power monitoring electronics coupled to the energy storage device having a power output and a power status output. Wireless communication circuitry of the wireless communication module is configured to communicate wirelessly and perform a plurality of high priority tasks and a plurality of low priority tasks. The high priority tasks are performed asynchronously and the plurality of low priority tasks are only performed if the power status output indicates that there is sufficient power.
A field device mount includes a union configured to couple to a field device. A clamp foot is coupled to the union and is configured to engage fluid handling equipment. A tensioner assembly is coupled to the clamp foot and includes a tensioner bracket. A biasing member is disposed to urge the tensioner bracket away from the clamp foot. A band is configured to pass around the fluid handling equipment and to couple to opposite sides of the tensioner bracket. A buckle is configured to provide clamping force to maintain tension in the band. A field device mount using inline tensioners or a v-bolt as well as a method of coupling a field device mount to fluid handling equipment are also provided.
F16B 2/08 - Brides ou colliers, c.-à-d. dispositifs de fixation dont le serrage est effectué par des forces effectives autres que la résistance à la déformation inhérente au matériau dont est fait le dispositif externes c.-à-d. agissant par contraction utilisant des frettes ou des bandes
A current limiting circuit (164) for limiting a current through a pair of terminals (206, 208) powered from a 2-wire Advanced Physical Layer (APL) spur (144) includes a current source (222), a first current limiter (226) and a second current limiter (230). The current source (222) is connected to one of the terminals (206, 208) and is configured to source a current that is conducted through the terminals and has an amplitude that is at a current source threshold. The first current limiter (226) is connected to the current source (222) and is configured to limit the amplitude below a first threshold. The second current limiter (230) is connected to the first current limiter (226) and is configured to limit the amplitude below a second threshold.
[0001] An Advanced Physical Layer (APL) adapter (150) for enabling functional interconnection of a 2-wire APL spur (144) to at least one industrial process legacy field device (102) includes a first pair of terminals (170, 172), APL physical layer (PHY) circuitry (168), a second pair of terminals (217, 218) and connectivity circuitry (166). The first pair of terminals (170, 172) is configured for connection to the 2-wire APL spur (144). The APL PHY circuitry (168) is capacitively coupled to the first pair of terminals (170, 172). The connectivity circuitry (166) is configured to communicate with a legacy field device (102) connected to the second pair of terminals in accordance with a legacy communication protocol and control the APL PHY circuitry to communicate through the first pair of terminals (170, 172) in accordance with an Ethernet protocol.
An Advanced Physical Layer (APL) adapter for enabling functional interconnection of a 2-wire APL spur to at least one industrial process legacy field device includes a first pair of terminals, APL physical layer (PHY) circuitry, a second pair of terminals and connectivity circuitry. The first pair of terminals is configured for connection to the 2-wire APL spur. The APL PHY circuitry is capacitively coupled to the first pair of terminals. The connectivity circuitry is configured to communicate with a legacy field device connected to the second pair of terminals in accordance with a legacy communication protocol and control the APL PHY circuitry to communicate through the first pair of terminals in accordance with an Ethernet protocol.
H04B 1/38 - Émetteurs-récepteurs, c.-à-d. dispositifs dans lesquels l'émetteur et le récepteur forment un ensemble structural et dans lesquels au moins une partie est utilisée pour des fonctions d'émission et de réception
H04L 5/16 - Systèmes semi-duplexCommutation duplex-simplexTransmission de signaux de rupture
H04L 12/28 - Réseaux de données à commutation caractérisés par la configuration des liaisons, p. ex. réseaux locaux [LAN Local Area Networks] ou réseaux étendus [WAN Wide Area Networks]
A current limiting circuit for limiting a current through a pair of terminals powered from a 2-wire Advanced Physical Layer (APL) spur includes a current source, a first current limiter and a second current limiter. The current source is connected to one of the terminals and is configured to source a current that is conducted through the terminals and has an amplitude that is at a current source threshold. The first current limiter is connected to the current source and is configured to limit the amplitude below a first threshold. The second current limiter is connected to the first current limiter and is configured to limit the amplitude below a second threshold.
A process variable transmitter 102 is provided. The process variable transmitter 102 includes a process variable sensor 200, and an electronics board 134 having circuitry electrically coupled to the process variable sensor 200. The process variable transmitter 102 also includes a shroud 152 that holds the electronics board 134, and at least one stop feature 154 to provide vibration damping. A method of manufacturing a process variable transmitter 102 is provided. The method includes providing a process variable sensor 200. The method also includes providing an electronics board 134 having circuitry configured to electrically couple to the process variable sensor 200. The method further includes forming a shroud 152 to hold the electronics board 134, and forming at least one stop feature 154 to support the electronics board 134 when the electronics board 134 is in the shroud 152.
A process variable transmitter is provided. The process variable transmitter includes a process variable sensor, and an electronics board having circuitry electrically coupled to the process variable sensor. The process variable transmitter also includes a shroud that holds the electronics board, and at least one stop feature to provide vibration damping. A method of manufacturing a process variable transmitter is provided. The method includes providing a process variable sensor. The method also includes providing an electronics board having circuitry configured to electrically couple to the process variable sensor. The method further includes forming a shroud to hold the electronics board, and forming at least one stop feature to support the electronics board when the electronics board is in the shroud.
09 - Appareils et instruments scientifiques et électriques
Produits et services
process variable transmitters for measuring process variables pertaining to temperature in an industrial process; process variable transmitters for transmitting a process variable pertaining to temperature in an industrial process; electronic sensors for sensing process variables pertaining to temperature in an industrial process
77.
MODULAR INDUSTRIAL TRANSMITTER ARCHITECTURE AND INTERFACE
An industrial communication module (102, 104, 106, 108, 110) includes a controller (218) and a common interface (206) coupled to the controller (218). The common interface (206) is configured to couple to a plurality of different types of sensor modules (112, 114, 116, 118, 120, 122). The industrial communication module (102, 104, 106, 108, 110) includes protocol/output circuitry (219) coupled to the controller (218) and configured to provide an output to a remote device. A sensor module (112, 114, 116, 118, 120, 122) includes a controller (224) and a common interface (206) coupled to the controller (224). The common interface (206) is configured to couple to a plurality of different types of industrial communication modules (102, 104, 106, 108, 110). The sensor module (112, 114, 116, 118, 120, 122) includes measurement processing circuitry (234) coupled to the controller (224) and configured to measure an analog electrical characteristic of a sensor and provide a digital indication of the measured analog electrical characteristic to the controller (224).
H04L 67/125 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p. ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance en impliquant la commande des applications des terminaux par un réseau
H04L 69/18 - Gestionnaires multi-protocoles, p. ex. dispositifs uniques capables de gérer plusieurs protocoles
H04L 7/00 - Dispositions pour synchroniser le récepteur avec l'émetteur
H04W 84/12 - Réseaux locaux sans fil [WLAN Wireless Local Area Network]
H04W 4/80 - Services utilisant la communication de courte portée, p. ex. la communication en champ proche, l'identification par radiofréquence ou la communication à faible consommation d’énergie
A modular industrial transmitter (200) includes a communication module (202) and a sensor module (204). The communication module (202) is configured to communicate with a remote device and has a common interface (206) configured to couple to a plurality of different types of sensor modules (204). The sensor module (204) is coupled to the common interface (206) of the communication module. Physical coupling of the communication module to the sensor module (204) is performed tool-lessly.
H04L 67/12 - Protocoles spécialement adaptés aux environnements propriétaires ou de mise en réseau pour un usage spécial, p. ex. les réseaux médicaux, les réseaux de capteurs, les réseaux dans les véhicules ou les réseaux de mesure à distance
A field device mount (120) includes a union (105) configured to couple to a field device. A clamp foot (102) is coupled to the union (120) and is configured to engage fluid handling equipment. A tensioner assembly is coupled to the clamp foot (102) and includes a tensioner bracket (124). A biasing member (160) is disposed to urge the tensioner bracket (124) away from the clamp foot (102). A band (104) is configured to pass around the fluid handling equipment and to couple to opposite sides of the tensioner bracket (124). A buckle (380) is configured to provide clamping force to maintain tension in the band. A field device (100) mount using inline tensioners (106) or a v-bolt (204) as well as a method (400) of coupling a field device mount to fluid handling equipment are also provided.
F16L 41/06 - Installation de prises de branchement sur les parois de tuyaux, c.-à-d. établissement de dérivations sur tuyaux pendant qu'ils transportent des fluidesAccessoires à cet effet utilisant des moyens de fixation qui embrassent le tuyau
F16L 41/08 - Raccordements des tuyaux aux parois ou à d'autres tuyaux, dans lesquels l'axe du tuyau est perpendiculaire au plan de la paroi ou à l'axe de l'autre tuyau
F16B 2/08 - Brides ou colliers, c.-à-d. dispositifs de fixation dont le serrage est effectué par des forces effectives autres que la résistance à la déformation inhérente au matériau dont est fait le dispositif externes c.-à-d. agissant par contraction utilisant des frettes ou des bandes
G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
09 - Appareils et instruments scientifiques et électriques
Produits et services
Wireless asset and condition monitors, namely, electronic devices for monitoring an industrial process system, namely, corrosion, flow, temperature, pressure, liquid level, VIR (voltage current and resistance), valve position, humidity, vibration, viscosity, power, pH, conductivity, and acoustics; a wireless communication platform for asset and condition monitoring, namely, a wireless communication device for data transmission for monitoring an industrial process system; wireless communication modules in the nature of computer networking hardware for asset and condition monitoring an industrial process system; electronic sensors for asset and condition monitoring; wireless repeaters in the nature of computer networking hardware for asset and condition monitoring an industrial process system; wireless asset and condition monitoring devices and associated data communication equipment, namely, wireless radio-frequency transmitters and wireless communication gateways in the nature of computer networking hardware for communicating with transmitters, computers, hosts, and servers; wireless radio-frequency transmitters for reporting data collected from asset and condition monitoring apparatus; instruments for wireless asset and condition monitoring, namely, electronic devices for monitoring an industrial process system, namely, corrosion, flow, temperature, pressure, liquid level, VIR (voltage current and resistance), valve position, humidity, vibration, viscosity, power, pH, conductivity, and acoustics; electronic sensors for asset and condition monitoring with an integrated wireless transceiver; wireless asset and condition monitors for monitoring process variables, assets and conditions, namely, corrosion, liquid level, VIR (voltage current and resistance), valve position, humidity, vibration, viscosity, power, pH, conductivity, and acoustics
A smart conduit plug includes a plug body having an externally threaded region and a diameter and thread pitch to engage a conduit port. At least one electrical component is mounted relative to the plug body and is configured to electrically couple to a field device and provide an indication relative to the field device.
G08B 7/06 - Systèmes de signalisation selon plus d'un des groupes Systèmes d'appel de personnes selon plus d'un des groupes utilisant une transmission électrique
H05K 5/02 - Enveloppes, coffrets ou tiroirs pour appareils électriques Détails
An amperometric sensor assembly includes an amperometric sensor and a bubble shedding clip. The amperometric sensor has a sensor membrane that is configured to be exposed to a process fluid. The amperometric sensor also has an electrical characteristic that changes based on exposure to an electroactive substance. The bubble shedding clip is coupled to the amperometric sensor and is configured to inhibit the presence of bubbles on the sensor membrane when the sensor membrane is exposed to the process fluid. A water panel including the amperometric sensor assembly is also provided along with a method of installing a bubble shedding clip on an amperometric sensor.
An amperometric sensor assembly includes an amperometric sensor (180) and a bubble shedding clip (220). The amperometric sensor (180) has a sensor membrane (152) that is configured to be exposed to a process fluid. The amperometric sensor (180) also has an electrical characteristic that changes based on exposure to an electroactive substance. The bubble shedding clip (220) is coupled to the amperometric sensor (180) and is configured to inhibit the presence of bubbles on the sensor membrane (152) when the sensor membrane (152) is exposed to the process fluid. A water panel (100) including the amperometric sensor assembly (180) is also provided along with a method (300) of installing a bubble shedding clip (220) on an amperometric sensor (180).
A smart conduit plug (80, 180, 300, 400) includes a plug body (100, 302) having an externally threaded region (101, 330) and a diameter and thread pitch to engage a conduit port (28). At least one electrical component (108, 208, 228, 308, 328) is mounted relative to the plug body (100, 302) and is configured to electrically couple to a field device (14) and provide an indication relative to the field device (14).
A wireless industrial process filed device includes a process interface element configured to interface with a process fluid and control or sense a process variable of the process fluid. A controller is configured to control operation of the process interface element. An RF circuit board includes a plurality of RF transceivers carried on the RF circuit board, each configured to send and/or receive an RF signal which carries information related to the process variable. A plurality of antennas are carried on the RF circuit board and form an antenna array. Each of the plurality of antennas is coupled to at least one of the plurality of RF transceivers. Each of the plurality of antennas having a different antenna pattern. The controller controls operation of the plurality of RF transceivers to communicate with a remote device through an antenna array patterned formed by transmission of RF signals through the plurality of antenna patterns of the plurality of antennas.
A wireless industrial process filed device (200) includes a process interface element (212) configured to interface with a process fluid and control or sense a process variable of the process fluid. A controller (204) is configured to control operation of the process interface element (212). An RF circuit board (244) includes a plurality of RF transceivers (212) carried on the RF circuit board (244), each configured to send and/or receive an RF signal which carries information related to the process variable. A plurality of antennas (214) are carried on the RF circuit board (244) and form an antenna array. Each of the plurality of antennas (214) is coupled to at least one of the plurality of RF transceivers (212). Each of the plurality of antennas (214) having a different antenna pattern. The controller (204) controls operation of the plurality of RF transceivers (212) to communicate with a remote device through an antenna array patterned formed by transmission of RF signals through the plurality of antenna patterns of the plurality of antennas (214).
A guided-wave level measurement system for hygienic applications is provided. The system includes an electronics housing and system electronics disposed within the electronics housing and configured to generate a radar signal. A probe is coupled to the electronics and includes a waveguide configured to extend into a process vessel. A sheath is configured to receive the probe and extend into the process vessel.
A guided-wave level measurement system (10) for hygienic applications is provided. The system includes an electronics housing (16, 102) and system electronics (200) disposed within the electronics housing (16, 102) and configured to generate a radar signal. A probe (104) is coupled to the electronics (200) and includes a waveguide (144) configured to extend into a process vessel (14). A sheath (210) is configured to receive the probe (104) and extend into the process vessel (14).
G01F 23/80 - Dispositions pour le traitement des signaux
G01D 5/26 - Moyens mécaniques pour le transfert de la grandeur de sortie d'un organe sensibleMoyens pour convertir la grandeur de sortie d'un organe sensible en une autre variable, lorsque la forme ou la nature de l'organe sensible n'imposent pas un moyen de conversion déterminéTransducteurs non spécialement adaptés à une variable particulière utilisant des moyens optiques, c.-à-d. utilisant de la lumière infrarouge, visible ou ultraviolette
89.
Vibrating fork liquid level switch with verification
A vibrating fork liquid level switch includes a vibrating fork assembly arranged to vibrate at a first frequency when in contact with a process fluid and at a second frequency when in contact with air. A drive circuit connected to the vibrating fork assembly is configured to drive the vibrating fork assembly into oscillation. Sense circuitry senses an oscillation frequency of the vibrating fork assembly. Output circuitry provides a first output when the sensed oscillation is at the first frequency and a second output when the sensed oscillation is at the second frequency. Control circuitry controls power applied to the vibrating fork assembly by the drive circuit between a first and a second power level. Verification circuitry verifies the oscillation frequency of the vibrating fork assembly when power applied to the vibrating fork assembly by the drive circuitry is changed.
G01F 23/22 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p. ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme en mesurant des variables physiques autres que les dimensions linéaires, la pression ou le poids, selon le niveau à mesurer, p. ex. par la différence de transfert de chaleur de vapeur ou d'eau
G01F 25/20 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume des appareils pour mesurer le niveau des liquides
A process temperature estimation system includes a mounting assembly configured to mount the process fluid temperature estimation system to an external surface of a process fluid conduit. A hot end thermocouple is thermally coupled to the external surface of the process fluid conduit. A resistance temperature device (RTD) is spaced from the hot end thermocouple. Measurement circuitry is coupled to the hot end thermocouple and is configured to detect an emf of the hot end thermocouple and a resistance of the RTD that varies with temperature and provide sensor temperature information. A controller is coupled to the measurement circuitry and is configured to measure a reference temperature based on the resistance of the RTD and employ a heat transfer calculation with the reference temperature, the emf of the hot end thermocouple, and known thermal conductivity of the process fluid conduit to generate an estimated process temperature output.
G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
G01K 7/04 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples l'objet à mesurer ne formant pas l'un des matériaux thermo-électriques
A pH sensing probe that is configured to be exposed to a process fluid is provided. The pH sensing probe includes a sensor body and a pH glass electrode mounted to the sensor body. A reference electrode has a junction mounted to the sensor body that is configured to be exposed to the process fluid. A backup pH electrode is mounted to the sensor body and configured to be exposed to the process fluid. A pH sensing system and a method of operating a pH sensing system are also provided. In one example, the backup pH electrode is an ISFET electrode that can be automatically switched to when the pH glass electrode is compromised.
A process temperature estimation system (200) includes a mounting assembly (202) configured to mount the process fluid temperature estimation system to an external surface (116) of a process fluid conduit (100). A hot end thermocouple (314) is thermally coupled to the external surface (116) of the process fluid conduit (100). A resistance temperature device (RTD) (310) is spaced from the hot end thermocouple (314). Measurement circuitry (228) is coupled to the hot end thermocouple (314) and is configured to detect an emf of the hot end thermocouple (314) and a resistance of the RTD (310) that varies with temperature and provide sensor temperature information. A controller (222) is coupled to the measurement circuitry (228) and is configured to measure a reference temperature based on the resistance of the RTD (310) and employ a heat transfer calculation with the reference temperature, the emf of the hot end thermocouple (314), and known thermal conductivity of the process fluid conduit (100) to generate an estimated process temperature output.
G01K 13/02 - Thermomètres spécialement adaptés à des fins spécifiques pour mesurer la température de fluides en mouvement ou de matériaux granulaires capables de s'écouler
G01K 7/02 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments thermo-électriques, p. ex. des thermocouples
G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
G01K 1/08 - Dispositifs de protection, p. ex. étuis
G01K 1/14 - SupportsDispositifs de fixationDispositions pour le montage de thermomètres en des endroits particuliers
A pH sensing probe (200) that is configured to be exposed to a process fluid is provided. The pH sensing probe (200) includes a sensor body (202) and a pH glass electrode (104) mounted to the sensor body (202). A reference electrode has a junction (112) mounted to the sensor body (202) that is configured to be exposed to the process fluid. A backup pH electrode (214) is mounted to the sensor body (202) and configured to be exposed to the process fluid. A pH sensing system (300) and a method (320) of operating a pH sensing system (300) are also provided. In one example, the backup pH electrode (214) is an ISFET electrode that can be automatically switched to when the pH glass electrode (104) is compromised.
A pH sensing probe (103) configured to be exposed to a process fluid is provided. The pH sensing probe (103) includes a sensor body (206) and a pH electrode (110) mounted to the sensor body (206). A primary reference electrode (202) is mounted to the sensor body (206) and has a primary reference junction that is configured to be exposed to the process fluid. A secondary reference electrode (204) is mounted to the sensor body (206) and has a secondary reference junction configured to be exposed to the process fluid. A seal (208) isolates the secondary reference junction from the process fluid until deterioration of the primary reference junction. A pH sensing system (300) and a method (320) of operating a pH sensing system are also provided.
A pH sensing probe configured to be exposed to a process fluid is provided. The pH sensing probe includes a sensor body and a pH electrode mounted to the sensor body. A primary reference electrode is mounted to the sensor body and has a primary reference junction that is configured to be exposed to the process fluid. A secondary reference electrode is mounted to the sensor body and has a secondary reference junction configured to be exposed to the process fluid. A seal isolates the secondary reference junction from the process fluid until deterioration of the primary reference junction. A pH sensing system and a method of operating a pH sensing system are also provided.
G01K 7/16 - Mesure de la température basée sur l'utilisation d'éléments électriques ou magnétiques directement sensibles à la chaleur utilisant des éléments résistifs
G01N 27/30 - Électrodes, p. ex. électrodes pour testsDemi-cellules
96.
WIRELESS PROCESS VARIABLE TRANSMITTER WITH REMOVABLE POWER MODULE
A wireless process variable transmitter (10) for use in an industrial process includes a process variable sensor (40) configured to sense a process variable of the industrial process. Measurement circuitry (42) connected to the process variable sensor provides (40) an output related to the sensed process variable. Wireless communication circuitry (48) connected to the measurement circuitry (42) wirelessly transmits information related to the sensed process variable to a remote location. A removable industrial power module (12) is configured to hold a replaceable battery (50) and provide power to the process variable sensor (40), the measurement circuitry (42) and the wireless communication circuitry (48). Battery test circuitry (54) in the removable industrial power module (12) connects to the replaceable battery (50) and provides a visual output related to a condition of the replaceable battery (50).
A vibrating fork liquid level switch (10) includes a vibrating fork assembly (11) arranged to vibrate at a first frequency when in contact with a process fluid (18) and at a second frequency when in contact with air. A drive circuit (54) connected to the vibrating fork assembly (11) is configured to drive the vibrating fork assembly (11) into oscillation. Sense circuitry (52) senses an oscillation frequency of the vibrating fork assembly (11). Output circuitry (70/72) provides a first output when the sensed oscillation is at the first frequency and a second output when the sensed oscillation is at the second frequency. Control circuitry (80) controls power applied to the vibrating fork assembly (11) by the drive circuit (54) between a first and a second power level. Verification circuitry (68) verifies the oscillation frequency of the vibrating fork assembly (11) when power applied to the vibrating fork assembly (11) by the drive circuitry (54) is changed.
G01F 25/20 - Test ou étalonnage des appareils pour la mesure du volume, du débit volumétrique ou du niveau des liquides, ou des appareils pour compter par volume des appareils pour mesurer le niveau des liquides
98.
Wireless process variable transmitter with removable power module
A wireless process variable transmitter for use in an industrial process includes a process variable sensor configured to sense a process variable of the industrial process. Measurement circuitry connected to the process variable sensor provides an output related to the sensed process variable. Wireless communication circuitry connected to the measurement circuitry wirelessly transmits information related to the sensed process variable to a remote location. A removable industrial power module is configured to hold a replaceable battery and provide power to the process variable sensor, the measurement circuitry and the wireless communication circuitry. Battery test circuitry in the removable industrial power module connects to the replaceable battery and provides a visual output related to a condition of the replaceable battery.
G01R 31/36 - Dispositions pour le test, la mesure ou la surveillance de l’état électrique d’accumulateurs ou de batteries, p. ex. de la capacité ou de l’état de charge
G08B 5/36 - Systèmes de signalisation optique, p. ex. systèmes d'appel de personnes, indication à distance de l'occupation de sièges utilisant une transmission électriqueSystèmes de signalisation optique, p. ex. systèmes d'appel de personnes, indication à distance de l'occupation de sièges utilisant une transmission électromécanique utilisant des sources de lumière visible
09 - Appareils et instruments scientifiques et électriques
Produits et services
Isolating diaphragms sold as components of pressure measurement transmitters used to separate pressure sensors used in the transmitters from abrasive or corrosive process materials in enclosed conduits and containers used in industrial processes; Isolating diaphragms sold as components of industrial level measurement transmitters used to separate level sensors used in the transmitters from abrasive or corrosive process materials in enclosed conduits and containers used in industrial processes
100.
CUSTOMIZATION OF PROCESS VARIABLE TRANSMITTERS WITH HERMETICALLY SEALED EMI PROTECTION ELECTRONICS
A process variable transmitter (102) includes a process variable sensor (110), and an electromagnetic interference (EMI) protection circuit (182) coupled to the process variable sensor (110). The process variable transmitter (102) also includes a hermetic module (104C) enclosing the EMI protection circuit (182), and electrical connectors (132A,134A,136A) coupled to the EMI protection circuit (182) within the hermetic module (104C). The EMI protection circuit is configurable from outside the hermetic module (104C) via the electrical connectors (132A,134A,136A) to interconnect electronic components of the EMI protection circuit (182) in one of two configurations such as to provide or not to provide transient protection.
G01D 3/028 - Dispositions pour la mesure prévues pour les objets particuliers indiqués dans les sous-groupes du présent groupe pour atténuer les influences indésirables, p. ex. température, pression
G01L 19/00 - Détails ou accessoires des appareils pour la mesure de la pression permanente ou quasi permanente d'un milieu fluent dans la mesure où ces détails ou accessoires ne sont pas particuliers à des types particuliers de manomètres
H05K 9/00 - Blindage d'appareils ou de composants contre les champs électriques ou magnétiques
