SPDT Air Pressure Switch .05" - 12" W.C.

The Model AFS-145 is a general purpose proving switch designed for package burner, furnace, fuel-burning equipment, HVAC and other energy management applications. It may be used to sense positive, negative, or differential air pressure.

Details:

• Snap-acting SPDT switch
• Two 1/8" - 27 NPT female connectors
• Enclosure covered switch terminals
• Set point range: 0.05 ± 0.02" - 12.0" W.C.
• Approximate Switching Differential: Progressive, increasing from 0.02 ± 0.01" W.C at minimum set point to approximately 0.8 " W.C at maximum set point.
• Standard foot bracket
• Conduit Opening: one 7/8" diameter opening, accept 1/2" conduit
• Maximum Pressure: ½ psi (0.03 bar)
• Operating Temperature Range: -40 ºF to 180 ºF (-40 ºC to 82 ºC)
• 100,000 cycle minimum lifespan at ½ psi maximum pressure each cycle and at maximum rated electrical load