APS
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Atmosphere Air Pressure Sensing Switch with Electrical Cycle Timing Board

Model:

  • APS

The Air Pressure Sensing Switch (APS) is an airflow-proving switch with an electronic cycle timing board for HVAC applications. It can be used to sense positive air pressure and activate an auxiliary fan. The APS is equipped with a convenient barbed sample line connector that accepts flexible tubing.

  • Airflow switch with an electronic cycle timing board
  • Ability to sense positive pressure and activate auxiliary fan
  • Equipped with a barbed 1/4 slip - on sample connection

* Required.