PSG - A Dover Company

Metering Pump Actuator is digitally programmable.
Mechanical Power Transmission

Metering Pump Actuator is digitally programmable.

Electric Stroke Controller regulates flow rate of metering pumps in response to 4-20 mA dc control signal, 0-5 or 0-10 Vdc analog control signal, or can be operated from incremental dry contact closures. Color coded pushbuttons, LEDs, and single adjustment knob facilitate configuration and calibration. Available outputs include 2-wire analog position feedback signal and 4 adjustable solid state...

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Diaphragm Pumps handle capacities from 5-20 gph.
Fluid & Gas Flow Equipment

Diaphragm Pumps handle capacities from 5-20 gph.

Available in 4 sizes from 5 gph at 145 psi to 20 gph @ 30 psi, PZiG Series electronic metering pumps are designed for injection of moderate-viscosity and highly-corrosive liquid substances. Available with PVC and Kynar liquid ends for viscosities to 50 cps, optional PVC liquid end can handle up to 1000 cps. Outputs include batch signal and pulse. PZiG operates on any 50/60 Hz single-phase power...

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Electronic Metering Pump has automatic air release valve.
Fluid & Gas Flow Equipment

Electronic Metering Pump has automatic air release valve.

Featuring acrylic liquid end clear enough to view liquid and valve action, ARPZ is designed for use in sodium hypochlorite service or with other chemicals that off-gas at room temperature. Design minimizes internal space, eliminating areas where gas can accumulate, and all ports slope upward to vent gas through top of pump and away from diaphragm. Other features include acrylic pump head with...

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Valveless Metering Pump will not gas bind.
Fluid & Gas Flow Equipment

Valveless Metering Pump will not gas bind.

Series GLV eliminates gas locking during sodium hypochlorite injection. Capacity ranges from 0.002-5.7 gph and is adjusted by changing stroking speed either manually or by external 4-20 mA signal. Discharge pressure is rated to 150 psi. Control unit is top-mounted on day tank and liquid end is submerged. Built-in flow monitor is included. Pump is suited for 12-15% sodium hypochlorite or other...

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Electronic Diaphragm Pump offers PVDF and SS liquid ends.
Fluid & Gas Flow Equipment

Electronic Diaphragm Pump offers PVDF and SS liquid ends.

Pulse-metering Series PZ KynarÂ-® (PVDF) model is available with choice of EPDM, VitonÂ-®, or TeflonÂ-® seals. Stainless steel model has EPDM seals as standard. Kynar/EPDM and 316SS/EPDM heads on PZ/PZi-31 models provide discharge pressure of 220 psi for boiler chemical injection including Amine, also suitable for feeding from basement to roof-mounted cooling tower on tall buildings....

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Diaphragm Metering Pumps handle viscosities over 5,000 cps.
Fluid & Gas Flow Equipment

Diaphragm Metering Pumps handle viscosities over 5,000 cps.

Available in 7 models, Series 7000 mechanically actuated pumps can pump chemicals that off-gas without binding. All models are self-priming and provide suction lift to 20 ft. Max capacities range from 15-300 gph at 150 psi. Products feature 10-1 turndown by micrometer dial and variable speed option. Offered with 100 or 200 mm liquid-end diaphragm diameters and 18, 37, 72, or 117 spm gear speeds,...

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Metering Pump features automatic discharge volume control.
Fluid & Gas Flow Equipment

Metering Pump features automatic discharge volume control.

PZiA Electronic Metering Pump utilizes circuitry that allows for on-board calibration of pump flow under actual process conditions. Once calibrated, pump can be set to flow rate, or analog signal can define flow rate. Pump will automatically adjust to maintain precise flow rate, compensating for changes in temperature, pressure, or viscosity. Flow Checker transmits actual flow data to pump...

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Feed System suits chemical applications.
Fluid & Gas Flow Equipment

Feed System suits chemical applications.

Nimble Skid is easily customized and accommodates 2, 3, or 4 Series 500 dia-PUMP hydraulic diaphragm metering pumps. Plastic base features 2,000 lb load capacity and comes in 6 sizes including 18 or 24 in. deep x 30/36/46 in. wide. Containment is available for all sizes. Series 500 dia-PUMPs provide leak-free metering of corrosive, flammable or hazardous liquids. With injection rates from .02-80...

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Drawdown Columns check flow rate of metering pumps.
Architectural & Civil Engineering Products

Drawdown Columns check flow rate of metering pumps.

Calibration Columns measure drawdown rate on suction side while leaving discharge undisturbed in normal steady state operation condition. Products can also be used to determine if check valves are worn or dirty. Available in capacities from 100-4,000 ml, products are suited for use with pump capacities up to 120 gph. Constructed of PVC, units have slip-on top caps for filling and cleaning....

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Chemical Feed Systems are custom built for CPI applications.
Communication Systems & Equipment

Chemical Feed Systems are custom built for CPI applications.

Built with metering pumps, tanks, portable mixers, and control panels, feed systems are fully piped, wired and tested. Piping is available in all materials, threaded or welded. Systems are packaged with tanks on board and include space for semi-bulk containers or totes. Users also have option to use external bulk containers or totes. Feed systems can be configured for feed rates from 0.02 through...

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Company News

Wilden-® Donates Saniflo™ FDA Series AODD Pump to Food Processing Laboratory at Fresno State University

Grand Terrace, CA - February 26, 2020 - Wilden®, part of PSG®, a Dover company and a worldwide leader in specialty pumps, is proud to announce that it has recently donated a 38 mm (1-1/2”) Pro-Flo® SHIFT Saniflo™ FDA Series Air-Operated Double-Diaphragm (AODD) Pump with Pure-Fuse Diaphragms to the Food Processing Laboratory at Fresno State University, Fresno, CA. The donated pump, a PS4...

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Company News

Almatec-® Announces Headquarters Relocation to Accommodate Company Growth

Duisburg, Germany, 5 November 2018 — Almatec®, part of PSG®, a Dover company and premier manufacturer of air-operated double-diaphragm (AODD) pumps and Quattroflow™ quaternary diaphragm pumps, announced today that it has moved into new corporate headquarters located at Hochstraße 150-152 in Duisburg, Germany. The new headquarters will accommodate the growing business by providing roughly...

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Company News

Mouvex-® Opens Mouvex Americas in Grand Terrace, CA Facility

Auxerre, France – Sept. 17, 2018 — Mouvex®, part of PSG®, a Dover company and a leading manufacturer of positive displacement pumps, is pleased to announce the opening of its Mouvex Americas facility. The facility is located within PSG in Grand Terrace, CA, USA. “We are extremely proud to open the new Mouvex Americas facility, which will be the cornerstone of our operations in the United...

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Metering Pump Actuator is digitally programmable.
Mechanical Power Transmission

Metering Pump Actuator is digitally programmable.

Electric Stroke Controller regulates flow rate of metering pumps in response to 4-20 mA dc control signal, 0-5 or 0-10 Vdc analog control signal, or can be operated from incremental dry contact closures. Color coded pushbuttons, LEDs, and single adjustment knob facilitate configuration and calibration. Available outputs include 2-wire analog position feedback signal and 4 adjustable solid state...

Read More »
Diaphragm Pumps handle capacities from 5-20 gph.
Fluid & Gas Flow Equipment

Diaphragm Pumps handle capacities from 5-20 gph.

Available in 4 sizes from 5 gph at 145 psi to 20 gph @ 30 psi, PZiG Series electronic metering pumps are designed for injection of moderate-viscosity and highly-corrosive liquid substances. Available with PVC and Kynar liquid ends for viscosities to 50 cps, optional PVC liquid end can handle up to 1000 cps. Outputs include batch signal and pulse. PZiG operates on any 50/60 Hz single-phase power...

Read More »
Electronic Metering Pump has automatic air release valve.
Fluid & Gas Flow Equipment

Electronic Metering Pump has automatic air release valve.

Featuring acrylic liquid end clear enough to view liquid and valve action, ARPZ is designed for use in sodium hypochlorite service or with other chemicals that off-gas at room temperature. Design minimizes internal space, eliminating areas where gas can accumulate, and all ports slope upward to vent gas through top of pump and away from diaphragm. Other features include acrylic pump head with...

Read More »
Valveless Metering Pump will not gas bind.
Fluid & Gas Flow Equipment

Valveless Metering Pump will not gas bind.

Series GLV eliminates gas locking during sodium hypochlorite injection. Capacity ranges from 0.002-5.7 gph and is adjusted by changing stroking speed either manually or by external 4-20 mA signal. Discharge pressure is rated to 150 psi. Control unit is top-mounted on day tank and liquid end is submerged. Built-in flow monitor is included. Pump is suited for 12-15% sodium hypochlorite or other...

Read More »
Electronic Diaphragm Pump offers PVDF and SS liquid ends.
Fluid & Gas Flow Equipment

Electronic Diaphragm Pump offers PVDF and SS liquid ends.

Pulse-metering Series PZ KynarÂ-® (PVDF) model is available with choice of EPDM, VitonÂ-®, or TeflonÂ-® seals. Stainless steel model has EPDM seals as standard. Kynar/EPDM and 316SS/EPDM heads on PZ/PZi-31 models provide discharge pressure of 220 psi for boiler chemical injection including Amine, also suitable for feeding from basement to roof-mounted cooling tower on tall buildings....

Read More »
Diaphragm Metering Pumps handle viscosities over 5,000 cps.
Fluid & Gas Flow Equipment

Diaphragm Metering Pumps handle viscosities over 5,000 cps.

Available in 7 models, Series 7000 mechanically actuated pumps can pump chemicals that off-gas without binding. All models are self-priming and provide suction lift to 20 ft. Max capacities range from 15-300 gph at 150 psi. Products feature 10-1 turndown by micrometer dial and variable speed option. Offered with 100 or 200 mm liquid-end diaphragm diameters and 18, 37, 72, or 117 spm gear speeds,...

Read More »
Metering Pump features automatic discharge volume control.
Fluid & Gas Flow Equipment

Metering Pump features automatic discharge volume control.

PZiA Electronic Metering Pump utilizes circuitry that allows for on-board calibration of pump flow under actual process conditions. Once calibrated, pump can be set to flow rate, or analog signal can define flow rate. Pump will automatically adjust to maintain precise flow rate, compensating for changes in temperature, pressure, or viscosity. Flow Checker transmits actual flow data to pump...

Read More »

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