AFS Differential Pressure Switch (Metal) by ACI

Description

The AFS Series Differential Pressure Switches are general purpose proving switches designed for both HVAC and Energy Management applications

• These pressure switches can be used to sense positive, negative, or differential air pressures when used in  conjunction with an A/SPT or A/VPT Series sampling tube
• The plated housing contains a diaphragm, calibration spring and single snap-acting contact closure with either a manual or automatic reset switch depending on the model
• The enclosure cover contains a ½” conduit knockout and guards against accidental contact with the live switch terminal screws as well as the set point adjusting screw