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If the pressure drop exceeds the manufacturer's setpoint on the OptiView or micro-panel
The integrated resistor is a critical feature for contractors
The MNPT union inlet and FNPT outlet configuration allows for a secure radiator steam trap installation without disturbing existing piping
preventing compressor slugging and maintaining system efficiency under varying load conditions
Plug-and-Play Setup: No external programming tools are required
Johnson Controls P74FA-1 Pressure Control Freon If the pressure drop exceedsThe Johnson Controls P74FA 1 is a professional grade differential pressure control designed for precise monitoring of pressure variations between two sensing points. This heavy duty SPDT snap acting switch is a standard for contractors managing chillers, water cooled condensers, and heating coils where proof of flow is critical for system protection. Engineered with durable brass bellows, the unit handles non corrosive refrigerants, air, and liquids