Description
The Honeywell PP901B1002 is an advanced pneumatic pressure reducing valve engineered for dual‑pressure systems—such as day/night or summer/winter air control setups. This versatile valve delivers two independently regulated pressure outputs, switching seamlessly from low to high pressure via a pilot signal, making it essential for modern HVAC pneumatic control systems.
Features:
- Built-in adjustable safety relief valve for limiting downstream pressure.
- For two-pressure models: Pressure changes accomplished with manual switch or automatically with electric pneumatic switch.
- Adjustable stops for desired settings.
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