09 - Appareils et instruments scientifiques et électriques
Produits et services
(1) Electric control apparatus, namely, liquid level control switches; electric control panels; motor control panels for wastewater, water and HVAC applications; mechanically actuated electrical pump control switch for use in water and sewage systems
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; electric control panels; motor control panels for wastewater, water and HVAC applications; mechanically actuated electrical pump control switch for use in water and sewage systems
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; electric control panels; motor control panels for wastewater, water and HVAC applications; mechanically actuated electrical pump control switch for use in water and sewage systems
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; electric control panels; motor control panels for wastewater, water and HVAC applications; mechanically actuated electrical pump control switch for use in water and sewage systems
8.
NON-INTRUSIVE ELECTRICAL CURRENT DETECTION SYSTEM AND METHOD
A non-intrusive electrical current detector system and method is disclosed. In one example, the system includes a magnetic field sensing device and a controller. The system provides a user with a way to monitor the running status of an electrical device, without the need to make electrical connections or separating conductors in a multi-conductor cable.
G01R 19/00 - Dispositions pour procéder aux mesures de courant ou de tension ou pour en indiquer l'existence ou le signe
G01R 33/00 - Dispositions ou appareils pour la mesure des grandeurs magnétiques
G01R 33/02 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques
G01R 33/07 - Mesure de la direction ou de l'intensité de champs magnétiques ou de flux magnétiques en utilisant des dispositifs galvano-magnétiques des dispositifs à effet Hall
9.
NON-INTRUSIVE ELECTRICAL CURRENT DETECTION SYSTEM AND METHOD
A non-intrusive electrical current detector system and method is disclosed. In one example, the system includes a magnetic field sensing device and a controller. The system provides a user with a way to monitor the running status of an electrical device, without the need to make electrical connections or separating conductors in a multi-conductor cable.
G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p. ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p. ex. des dispositifs à effet Hall
G01R 19/15 - Indication de l'existence d'un courant
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electrical Control panels containing a variable frequency drive and a digital display that provide constant pressure control for submersible well pumps
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electrical Control panels containing a variable frequency drive and a digital display that provide constant pressure control for submersible well pumps
09 - Appareils et instruments scientifiques et électriques
40 - Traitement de matériaux; recyclage, purification de l'air et traitement de l'eau
Produits et services
Electronic control and alarm panels used to manage liquid levels, temperature and HVAC applications; electric control apparatus, namely, liquid level control switches; Electric control panels; Automatic float switch for use in connection with sewage and sump pumps; Automatic mechanical control switch for monitoring and controlling the flow of liquids in water and sewage systems; Electric motor control panels for wastewater, water and HVAC applications; Mechanically actuated electrical pump control switch for use in water and sewage systems; Mechanical float switch for monitoring controlling and activating alarms and control panels for use in water and sewage systems; Water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls; none of the aforementioned being for automotive use Custom manufacture of electric control panels, water and waste water pumps and related parts and accessories therefor
A pressure transducer assembly comprises a pressure transducer, a cable, an expandable member, and a vented connector. The cable includes a proximal end, a distal end, and a vent tube. The proximal end is operatively connected to the pressure transducer. The expandable member is operatively connected to the vent tube proximate the distal end. The vented connector is operatively connected to the distal end, and the vented connector is configured and arranged to allow exposure of the vent tube to atmospheric conditions when in a disconnected configuration and to prevent exposure of the vent tube to atmospheric conditions when in a connected configuration. The expandable member accommodates changes in air pressure within the vent tube when the vented connector is in the connected configuration.
G01L 13/00 - Dispositifs ou appareils pour la mesure des différences entre plusieurs valeurs de la pression des fluides
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
G01F 23/14 - 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 par mesurage de la pression
G01F 23/18 - 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 par mesurage de la pression les dispositifs d'indication, d'enregistrement ou d'alarme étant actionnés électriquement
09 - Appareils et instruments scientifiques et électriques
Produits et services
Gateway routers in the nature of computer control hardware and remote terminal units sold as a unit used for monitoring water and waste water pumping systems, water treatment, wastewater treatment, irrigation systems, and industrial process applications capable of providing alarm notifications, data logging and historical pump system trending
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; automatic float switch for use in connection with sewage and sump pumps; automatic mechanical control switch for monitoring and controlling liquids in tanks and vessels; mechanically actuated electrical pump control switch for use in water and sewage systems; mechanical float switch used for monitoring liquids in tanks and vessels and used to activate alarms, control panels and similar devices
A pump switching device is provided. The pump switching device includes a relay, a switch, a sensor and a controller. The relay selectively couples current to a pump motor. The switch is coupled in parallel with the relay. The sensor is configured to generate a signal upon the detection of a condition. The controller is in communication with the sensor. The controller is further coupled to control the relay and the switch. The controller is configured to activate the switch a select amount of time before the controller activates the relay upon initial detection of the signal from the sensor. The controller is further configured to deactivate the switch a select amount of time after the relay is activated while the signal is being detected.
H01H 47/22 - Circuits autres que ceux appropriés à une application particulière du relais et prévue pour obtenir une caractéristique de fonctionnement donnée ou pour assurer un courant d'excitation donné pour l'alimentation de la bobine du relais en courant d'excitation
H03K 17/28 - Modifications pour introduire un retard avant commutation
F04B 49/025 - Commande d'arrêt, de démarrage, de décharge ou de ralenti par flotteurs
H03K 17/567 - Circuits caractérisés par l'utilisation d'au moins deux types de dispositifs à semi-conducteurs, p. ex. BIMOS, dispositifs composites tels que IGBT
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; Electric control panels; Automatic float switch for use in connection with sewage and sump pumps; Automatic mechanical control switch; Motor control panels for wastewater, water and HVAC applications; Mechanically actuated electrical pump control switch for use in water and sewage systems; and Mechanical float switch used to activate alarms, control panels and similar devices; Water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls
An easy assembly control panel and method is disclosed. In one example, an enclosure is provided having a pilot device coupled to the enclosure. A pre-assembled control panel is inserted into the enclosure, quick coupling the control panel to the pilot device and providing control communication between the pilot device and the control panel. No additional manual wiring or manual mechanical coupling is needed to couple the user interface device to the control panel. The control panel can be used as part of a system, such as a submersible pump system.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; electric control panels; automatic float switch for use in connection with sewage and sump pumps; automatic mechanical control switch; motor control panels for wastewater, water and hvac applications; mechanically actuated electrical pump control switch for use in water and sewage systems; and mechanical float switch used to activate alarms, control panels and similar devices; water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls; Electric control apparatus, namely, a liquid level pump control switch; Water and wastewater control panel containing variable frequency drives and controllers; Microprocessor controllers with an integrated human-machine interface for use in controlling pumps in municipal wastewater lift stations; Electrical wiring module in the nature of an electrical connector used to link liquid level control floats with a control panel in the water and wastewater industries
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; electric control panels; automatic float switch for use in connection with sewage and sump pumps; automatic mechanical control switch; motor control panels for wastewater, water and hvac applications; mechanically actuated electrical pump control switch for use in water and sewage systems; and mechanical float switch used to activate alarms, control panels and similar devices; water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls; Electric control apparatus, namely, a liquid level pump control switch; Water and wastewater control panel containing variable frequency drives and controllers; Microprocessor controllers with an integrated human-machine interface for use in controlling pumps in municipal wastewater lift stations; Electrical wiring module in the nature of an electrical connector used to link liquid level control floats with a control panel in the water and wastewater industries
A magnetically activated switch comprises an arm member, an actuating member, and a switch. The arm member has a first magnet and the actuating member has a second magnet. The actuating member is configured and arranged to move relative to the arm member thereby moving the second magnet relative to the first magnet. The second magnet has a repulsion force to the first magnet. The switch has a contact. Movement of the second magnet in a first direction past the first magnet positions the contact in an open position and movement of the second magnet in a second direction past the first magnet positions the contact in a closed position.
H01H 9/00 - Détails de dispositifs de commutation non couverts par
H01H 36/00 - Interrupteurs actionnés par la variation du champ magnétique ou champ électrique, p. ex. par le changement de la position relative d'un aimant et d'un interrupteur, par écran
H01H 35/18 - Interrupteurs actionnés par le changement du niveau du liquide ou de la densité du liquide, p. ex. interrupteur à flotteur
H01H 36/02 - Interrupteurs actionnés par la variation du champ magnétique ou champ électrique, p. ex. par le changement de la position relative d'un aimant et d'un interrupteur, par écran actionnés par le mouvement d'un flotteur portant un aimant
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electrical wiring module in the nature of an electrical connector used to link liquid level control floats with a control panel in the water and wastewater industries
A liquid level sensing system is disclosed. The liquid level sensing system includes a float system and an accelerometer. The accelerometer is configured to provide an output signal representative of a position of the float system.
F04D 15/02 - Arrêt de pompes ou de soupapes en cas de fonctionnement indésirable
F04B 49/025 - Commande d'arrêt, de démarrage, de décharge ou de ralenti par flotteurs
F04B 23/02 - Installations ou systèmes de pompage comportant des réservoirs
F04D 13/08 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité pour utilisation en position immergée
G01F 23/64 - 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 par des flotteurs du type à flotteur libre
G01F 23/68 - 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 par des flotteurs du type à flotteur libre en utilisant des moyens d'indication actionnés électriquement
G01F 23/36 - 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 par des flotteurs en utilisant des bras tournants ou d'autres éléments de transmission pivotants en utilisant des moyens d'indication actionnés électriquement
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; electric control panels; automatic float switch for use in connection with sewage and sump pumps; automatic mechanical control switch; motor control panels for wastewater, water and hvac applications; mechanically actuated electrical pump control switch for use in water and sewage systems; and mechanical float switch used to activate alarms, control panels and similar devices; water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls; Electric control apparatus, namely, a liquid level pump control switch; Water and wastewater control panel containing variable frequency drives and controllers; Microprocessor controllers with an integrated human-machine interface for use in controlling pumps in municipal wastewater lift stations; Electrical wiring module in the nature of an electrical connector used to link liquid level control floats with a control panel in the water and wastewater industries
An electrical enclosure cord stowage system for effectively stowing a cable within an electrical enclosure. The electrical enclosure cord stowage system generally includes a base adapted to support at least one electrical component, a cover adapted to selectively enclose the at least one electrical component with respect to the base, and a receiver opening within the base, wherein the receiver opening is adapted to receive at least a portion of a power cable and/or power connector.
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electrical wiring module in the nature of an electrical connector used to link liquid level control floats with a control panel in the water and wastewater industries
48.
Electrical enclosure with interchangeable pedestal mounting system
A electrical enclosure with interchangeable pedestal mounting system for an electrical enclosure that may be attached to different types of pedestals. The electrical enclosure with interchangeable pedestal mounting system generally includes a base having a mounting structure that allows for attachment of the base to at least two different pedestals. The mounting structure includes one or more support members that allow for attachment to a rectangular pedestal or a circular pedestal thereby allowing an installer to utilize their preferred pedestal type.
A water impermeable electrical junction system for effectively preventing a contaminant such as liquid, water, and debris from contacting electrical connections. The water impermeable electrical junction system generally includes a base, a first seal member connected to the base, a first connector positioned within the first seal member, a second seal member configured and arranged to operatively connect to the first seal member, and a second connector positioned within the second seal member. The first connector and the second connector electrically connect to one another with the first seal member and second seal member covering the first connector and second connector to prevent the entry of a contaminant inside of the seal members or to make contact with the connectors.
H01R 13/52 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes
H01R 13/523 - Boîtiers protégés contre la poussière, les projections, les éclaboussures, l'eau ou les flammes pour l'emploi sous l'eau
H01R 25/00 - Pièces de couplage adaptées à la coopération simultanée avec plusieurs pièces complémentaires identiques, p. ex. pour la distribution d'énergie à plusieurs circuits
A water impermeable electrical junction system for effectively preventing water and debris from contacting electrical connections. The water impermeable electrical junction system generally includes a base, a plurality of first seal members connected to the base, a plurality of first connectors positioned within the first seal members, a plurality of a second seal members that physically connect to the first seal members, and a plurality of second connectors positioned within the second seal members. The first connectors and the second connectors electrically connect to one another with the first seal members and second seal members covering the first connectors and second connectors to prevent the entry of liquids inside of the seal members or to make contact with the connectors.
A water resistant alarm system for providing an effective audible alarm in a water resistant housing. The water resistant alarm system generally includes a housing comprised of a base panel and a cover connected to the base panel, a speaker within an interior of the housing, and a sound vent within the housing that allows sound generated from the speaker to pass outwardly from the housing while preventing the entry of water into the interior of the housing. The cover is removably connected to the base panel to allow for increased access to the interior of the housing. The cover is further removably connected to the base panel in a waterproof manner without utilizing seals.
A liquid level sensor frequency output system for efficiently communicating a liquid level with reduced power and increased accuracy. The liquid level sensor frequency output system generally includes a sensor that determines a liquid level, a transmitter in communication with the sensor that converts the level data to a signal having a frequency representing the liquid level, and a receiver that receives the signal, wherein the receiver calculates the liquid level based on the frequency of the signal. The calculated liquid level by the receiver can be transmitted to an output device such as a display, switch, warning system or pump.
G01F 23/00 - 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
A pressure sensor venting system for efficiently and accurately measuring a liquid level. The pressure sensor venting system generally includes a housing, a pressure transducer within the housing, a diaphragm, a pressure passage fluidly connecting the pressure transducer and a pressurized liquid from the diaphragm, and a first vent tube that is fluidly connected to the pressure transducer opposite of the pressure passage. The distal end of the first vent tube extends outwardly from the housing and extends a distance into a second vent tube. The second vent tube is fluidly connected to liquid resistant vent that is positioned within the interior space of the liquid container and above the liquid level.
G01F 23/00 - 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
A system includes a pump that is operative to move liquid out of a reservoir. The system also includes a depth level sensor that is operative to determine a depth level of the liquid in the reservoir, and a controller operatively connected to the depth level sensor. The system further includes a variable frequency drive operatively connected to the motor and the controller. Responsive to the determined depth level of the liquid increasing to a first level, the controller is operative to start operation of the motor. The variable frequency drive is operative to control the speed of the motor. The controller is operative to cause the variable frequency drive to output an optimum frequency that causes the motor to operate at substantially the lowest usage of energy to lower the depth level of the liquid in the reservoir from the first level to a second level.
F04D 13/08 - Ensembles comprenant les pompes et leurs moyens d'entraînement la pompe étant entraînée par l'électricité pour utilisation en position immergée
F04D 15/00 - Commande, p. ex. régulation de pompes, d'installations ou de systèmes de pompage
F04D 27/00 - Commande, p. ex. régulation, des pompes, des installations ou des systèmes de pompage spécialement adaptés aux fluides compressibles
A pressure sensor diaphragm system for efficiently and accurately measuring fluid pressure in harsh environments. The pressure sensor diaphragm system generally includes a pressure transducer, a diaphragm, and a pressure fluid within the diaphragm that is fluidly connected to the pressure transducer to transfer pressure from the diaphragm to the pressure transducer. The diaphragm is comprised of a deformable structure and is preferably comprised of a bellows structure having a plurality of furrow portions and a plurality of ridge portions.
G01L 7/08 - Mesure de la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments mécaniques ou hydrauliques sensibles à la pression sous forme de jauges, élastiquement déformables du type à diaphragme élastique
A system that control levels of liquids in reservoirs may include a control component that causes a compressor to pump gas through a tube extending in a liquid in a reservoir to an air bell for a predetermined amount of time responsive to a pump pumping portions of a liquid from the reservoir. The control component may also cause the compressor to pump gas through the tube for a predetermined amount of time responsive to the control component determining that a predetermined amount of time has passed since the compressor was previously operated. The control component may also cause the compressor to pump gas through the tube for a predetermined amount of time, responsive to the control component determining that a pressure sensor component in fluid communication with the tube indicates a possible decrease in the liquid level to at least a predetermined level.
G05D 9/00 - Commande du niveau, p. ex. en commandant la quantité du matériau emmagasiné dans un réservoir
G01F 1/00 - 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
G01F 7/00 - Dispositifs de mesure du débit volumétrique avec plusieurs gammes de mesureCompteurs composés
G01F 17/00 - Procédés ou appareils pour la détermination de la capacité des récipients ou des cavités, ou du volume des corps solides
G01F 23/00 - 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
G01F 25/00 - 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
G01F 19/00 - Récipients de mesure calibrés pour des fluides ou des matériaux solides fluents, p. ex. bechers gradués
G01L 7/00 - Mesure de la pression permanente ou quasi permanente d’un fluide ou d’un matériau solide fluent par des éléments mécaniques ou hydrauliques sensibles à la pression
G01N 11/00 - Recherche des propriétés d'écoulement des matériaux, p. ex. la viscosité, la plasticitéAnalyse des matériaux en déterminant les propriétés d'écoulement
G01P 21/00 - Essai ou étalonnage d'appareils ou de dispositifs couverts par les autres groupes de la présente sous-classe
F16K 37/00 - Moyens particuliers portés par ou sur les soupapes ou autres dispositifs d'obturation pour repérer ou enregistrer leur fonctionnement ou pour permettre de donner l'alarme
E03B 7/07 - Disposition des appareils, p. ex. filtres, commandes du débit, dispositifs de mesure, siphons ou valves, dans les réseaux de canalisations
F17D 3/00 - Dispositions pour la surveillance ou la commande des opérations de fonctionnement
G08B 21/00 - Alarmes réagissant à une seule condition particulière, indésirable ou anormale, et non prévues ailleurs
F04F 1/18 - Pompes utilisant un fluide intermédiaire, en surpression ou en sous-pression, agissant directement sur le liquide à pomper le fluide intermédiaire étant mélangé au liquide à pomper ou fabriqué à partir de celui-ci
F04F 1/06 - Pompes utilisant un fluide intermédiaire, en surpression ou en sous-pression, agissant directement sur le liquide à pomper le fluide intermédiaire agissant sur la surface du liquide à pomper
F04F 3/00 - Pompes utilisant une pression négative agissant directement sur le liquide à pomper
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Application service provider (ASP) services for others, namely, hosting and providing use of online, nondownloadable software for monitoring and control of municipal and industrial water and waste water facility operations; online monitoring service for others, namely, computerized technical monitoring and quality control of municipal and industrial water and waste water facility operations; diagnostic consultation services in the field of water and waste water facility operations, namely, diagnostic consultation services with regard to automation and control devices used in municipal and industrial water and waste water facilities; and technical consultation services in the field of water and waste water facility operations, namely, technical consultation with regard to automation and control devices used in municipal and industrial water and waste water facilities
42 - Services scientifiques, technologiques et industriels, recherche et conception
Produits et services
Application service provider (ASP) services for others, namely, hosting and providing use of online, nondownloadable software for monitoring and control of municipal and industrial water and waste water facility operations; online monitoring service for others, namely, computerized technical monitoring and quality control of municipal and industrial water and waste water facility operations; diagnostic consultation services in the field of water and waste water facility operations, namely, diagnostic consultation services with regard to automation and control devices used in municipal and industrial water and waste water facilities; and technical consultation services in the field of water and waste water facility operations, namely, technical consultation with regard to automation and control devices used in municipal and industrial water and waste water facilities
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; Electric control panels; Automatic float switch for use in connection with sewage and sump pumps; Automatic mechanical control switch; Motor control panels for wastewater, water and HVAC applications; Mechanically actuated electrical pump control switch for use in water and sewage systems; and Mechanical float switch used to activate alarms, control panels and similar devices; Water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; Electric control panels; Automatic float switch for use in connection with sewage and sump pumps; Automatic mechanical control switch; Motor control panels for wastewater, water and HVAC applications; Mechanically actuated electrical pump control switch for use in water and sewage systems; and Mechanical float switch used to activate alarms, control panels and similar devices; Water and wastewater instrumentation and analytical monitoring and control devices, namely, wastewater pump control panels, engineered pump control panels, wastewater pump controllers, water and wastewater alarm systems, and sump and sewage float controls
09 - Appareils et instruments scientifiques et électriques
Produits et services
Electric control apparatus, namely, liquid level control switches; Electric control panels; Automatic float switch for use in connection with sewage and sump pumps; Automatic mechanical control switch; Motor control panels for wastewater, water and HVAC applications; Mechanically actuated electrical pump control switch for use in water and sewage systems; and Mechanical float switch used to activate alarms, control panels and similar devices; Water/wastewater instrumentation/analytical monitoring and control device
09 - Appareils et instruments scientifiques et électriques
Produits et services
Water and wastewater instrumentation and analytical monitoring and control devices for submersible pumps used in residential wastewater pumping stations, namely, electronic controls and alarms for sensing water levels