The Series FS-2 Vane Flow Switch offers an economical flow proving solution. Custom set points tailored for the application are enabled by field adjustable vane layers and a set point adjustment screw. The FS-2 features an aluminum weatherproof housing for outdoor installation. Paddles are adjustable to fit 1˝ to 8˝ size pipe. FS-2 is ideal for use in “flow or no flow” applications in cold and hot water systems. Perfect for proving flow in boilers, hot water heaters, and chillers.
• Perfect for proving flow in boilers, hot water heaters, and chillers
• Field adjustable paddle
• Field adjustable set point
• Weatherproof construction
Vane: Stainless steel;
Body: Forged brass.
Temperature Limit:230ºF (110ºC).
Pressure Limit:145 psig (10 bar).
Enclosure Rating:NEMA 4 (IP64).
Switch Type:SPDT snap switch.
Electrical Rating:10A res, 3A ind @ 250 VAC.
Electrical Connection:Cable gland with attached wire leads or optional conduit connection.
Process Connection:1˝ male NPT or BSPT.
Mounting Orientation:Switch must be installed vertically on horizontal pipe runs.
Set Point Adjustment:Four vane combinations and an adjustment screw.
Enclosure:Die-cast aluminum alloy.
Weight:28.22 oz (0.8 kg).
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