Johnson Controls P-3800-1 Reset Volume Control Direct Acting/ Reversing Acting

The Johnson Controls P-3800-1 Reset Volume regulation is a versatile part of the HVAC system used to control the flow of air or liquid. Depending on the specific requirements of the particular HVAC application, the can operate with direct acting or reversing acting mechanisms. It operates by regulating the rates of flow of either liquid or air across the system according to the varying conditions in the environment or according to the need to change the operation of the system. This feature is essentialfor chance heating/cooling coil practice, air handling unite, variable air volume (VAV) system and other essential HVAC-many components for the trade exclusive of accurate flow regulation.