AP74, Flow Switch

The AP 74 and AP 74B are safety devices to detect excess flow in UHP gas delivery systems. The switches are available with a wide variety of trip points and configurations. An online selection guide makes choosing the proper switch for a given gas, pressure and maximum flow rate as simple as a few key strokes.

6 flow trip points available, from 2 to 100 slpm
Body material: 316L SS secondary remelt
High pressure max. 3500 psig (24.1 MPa)
Detect excess flow by N.C. or N.O. contact output with non-wetted reed switch tripped by float with encapsulated magnet (SPDT, 3 wire/2 position)

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AP74, Flow Switch

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