Paddle Type General Operating Principle

Liquid flow in either direction deflects the paddle which, by cam action, displaces a permanent-magnet-equipped shuttle along the unit stem. The magnet actuates a hermetically sealed, magnetic reed switch within the stem to operate a remote alarm or indicator.

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FS-550 Series Flow Switch

FS-550 Series Flow Switch

FS-550 Series Flow Switches sense liquid flow in either direction to monitor flow/no-flow conditions and are supplied in two paddle lengths. The paddle is trimmed during installation to permit switch actuation at the desired flow rate. As flow...

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