Johnson Controls A19AAA-49 Utility Thermostat 320720-756 the adjustable sensitivity—ranging from 1/4
Platform notes & fabric story
Description
Johnson Controls A19AAA 49 Utility Thermostat 320720 756 the adjustable sensitivity—ranging from 1 4 the adjustable sensitivity—ranging from 1 4 to 4 psi per 1% RH—allows for the fine tuning required for stable pneumatic calibration This 2 position actuator is designed for N C 2 way valves and 3 way Normally Closed (piping dependent) configurations