Air & Water Flow

Air & Water Flow

FS Air & Liquid Flow Switches

Air & Liquid Flow Switches A range of paddle switches for air and liquid flow proving in ducts and pipes.

FS-521-Air Flow Switch

FS-521-Air Flow Switch

The FS-521 paddle switch is intended to monitor air flow within a duct and provides a switched output on detection of either a specific air velocity or flow failure.

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FS-W-Liquid Flow Switch

FS-W-Liquid Flow Switch

The FS-W paddle switch is intended to monitor liquid flow within pipes and provide a VFC output on detection of either a specific flow rate or flow failure. • Screws directly into a 1” BSPT boss

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