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Model AFS-222-112 Air Pressure Sensing Switch is a general purpose proving switch designed for HVAC and Energy Management applications. It may be used to sense positive, negative, or differential air pressure. The AFS-222-112 is equipped with convenient barbed sample line connectors that accept flexible tubing.
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Manuals (1)
Setpoint Range:

.05" to 12" WC

Max Pressure (PSI):




Electric Connection:

Screw Terminals

Operating Temp Range:

-40°F to 180°F


Diaphragm Vertical


Two barbed ¼" connectors


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