Model ANA-103-370 Air flow sensing switch is specifically designed for OEM applications where an open-mounted, nonadjustable switch is required. it is especially suitable for surface-mounting in areas where internal access is limited. the switch is used to sense rising pressure, and has a fixed set point of 0.30″wc±0.03″wc PR-V. Convenient barbed sample line connectors accept flexible tubing.

The plated housing contains a diaphragm and a SPDT snap-acting switch.The switch operates on pressure rise at the factory sealed set point.