Product Description
The Johnson P74BA-1C is a differential pressure control designed for HVAC applications. It operates as a single-pole, single-throw (SPST) switch that closes when the differential pressure decreases. This control measures pressure differences across two sensing points.
- Pressure range of eight to seventy psi
- Capable of detecting pressure changes in air, oil, or liquids
- Easy adjustment for operation points
Product Highlights
This pressure control provides reliable operation for monitoring flow across chillers and cooling coils, ensuring system efficiency and safety.
Product Information
Standard Information
- Brand: Johnson
- MPN: P74BA-1C
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