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The display is switched on as soon as a button is pressed or the wheel is rotated
Although Typically Used in Heating or Cooling Control Systems
It is used in forced-air bypass applications to relieve excess static pressure when some of the zone dampers are closed
For situations where a utility grade thermocouple is the best solution
AP5208-30/U Top Seller The display is switched onAirflow Differential Pressure Switches are used to sense positive, negative, or differential air pressure in HVAC systems. They provide high or low limit with alarm or high limit shutdown with manual reset.
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