Johnson Controls W351AB-2 SPDT Electronic On/Off Humidity Control Device 10/90RH Humidity Control ,24V

The Johnson Controls W351AB-2 SPDT Electronic On/Off Humidity Control Device is a small-sized and efficient device for controlling the humidity level in the buildings. It has a Single-Pole, Double-Throw (SPDT) relay output for controlling humidification or dehumidification equipment according to the set parameters by the user. It works at a low and high RH of 10% and 90% respectively, and has setpoint and differential to enhance control. The W351AB-2 operates in conjunction with other humidity transmitters that measure the surrounding humidity levels. When connected, the device analyzes the sensed humidity with the setpoint programmed by the user.