RS Components
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ProMinent Electric Operated Positive Displacement Pump, 7.1L/h, 7 bar, 100 to 230 V

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1 +£861.95

Beta® Solenoid Diaphragm Metering Pump

Versatile, robust and reliable solenoid diaphragm metering pump. Universally applicable, excellent cost/performance ratio. For use in the chemical, pharmaceutical and food/drinks industries. All have IP65 glass fibre reinforced housings & solenoid drive mechanisms.

Working Principle

The diaphragm in the dosing head is moved backwards and forwards by a solenoid operated by a magnet. The capacity of the pump is altered by adjusting the stroke length and stroke rate. The pump is fitted with two non return valves stopping fluid from flowing back during operation.

Features and Benefits

Energy savings of up to 50%
Input for level switch
Excellent long-term stability
Virtually wear free
Fully sealed IP65 rated housing
LED display for warning, operation and error messages
Stroke rate easy to adjust in 10% increments
Fully adjustable Stroke length adjustment from 0 – 100%
Self-bleeding dosing head
Simple to adjust metering settings
Suitable for use with most liquid chemicals
Option for external control using voltage free contacts


Laboratory chemical monitoring
Cooling water circuits
Metering disinfectants
Paper industry de-foamers
General water treatments
Metering for PH correction dosing
Metering of chemicals and disinfectants

Metering/Dosing Pumps

For use in the chemical, pharmaceutical and food/drinks industries. All have IP65 glass fibre reinforced housings, solenoid drive mechanisms and LCD displays. A comprehensive user manual is supplied with each model.

Drive TypeElectric
Maximum Flow Rate7.1L/h
Maximum Working Pressure7 bar
Input Connection3/4 in G
Output Connection3/4 in G
IP RatingIP65
Maximum Fluid Temperature+20°C
Body MaterialPVDF
Supply Voltage100 to 230 V
Input Power15.2 (Consumption)W
Wetted MaterialsPVDF
Input Connection Size3/4in
Output Thread Standard or Connection TypeG
Output Connection Size3/4in
Input Thread Standard or Connection TypeG