Electronic Design

Shuttle Flow Switch Visually Indicates Flow/No-Flow

The series P4 piston flow switch targets industrial applications such as welders, lubrication systems, medical sterilizers, and laundry chemical dispensing. The switch is made of a Ryton R4 housing and piston, a 316SS spring, and a Viton O-ring. Water-based liquids are monitored with fixed set points from 0.1 to 1.5 gallons/minute. Normally open or normally closed single-pole-single-throw or single-pole-double-throw hermetically sealed reed-switch styles are available. Inlet and outlet ports are 9/16-in. UNF-2B thread with optional 1/8-in. and 1/4-in. NPT or 1/2-in. barbed adapters. Prices range from $65 to $75. Optional adapters cost $4. Availability is from stock.

Dwyer Instruments Inc.
www.dwyer-inst.com; (219) 879-8000

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