Dwyer

The Series V4 Flotect Dwyer Flow Switches are rugged and reliable, ideal for automatically protecting equipment and pipeline systems against damage from reduction or loss of flow. Time tested in thousands of pipeline installations and processing plants around the world this Series is Weatherproof, designed to meet NEMA 4 and Explosion-proof (listing included in specifications). This series can be used in pipes 1-1/2" (38.10 mm) and up.

Explosion-Proof

PRODUCT APPLICATIONS
Protects pumps, motors and other equipment against low or no flowControls sequential operation of pumpsAutomatically starts auxiliary pumps and enginesStops liquid cooled engines, machines and processing when coolant flow is interruptedShuts down burner when air flow through heating coil failsControls dampers according to flow.

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