Digital temperature controller WHD20R-22

with humidity controlDIN rail

General WHD series smart temperature and humidity controller is suitable for adjustment and control of temperature and humidity in equipments of high voltage switchgear, terminal box, ring network panel, box transformer substation etc. It can effectively protect relevant equipment from faults resulting from excessive low or high temperature, creepage or flashover etc.from humidity or condensation. WHD20R-22 Temperature & Humidity Controller ● Optional functions: alarm, communication ● Temperature and humidity measuring & controlling ● DIN rail mounted Function Accuracy Temperature ±1℃ Humidity ±5%RH Auxiliary power supply AC 85-265V, DC 100-350V Consumption Auxiliary power supply: Basic power consumption(≤0.8w) Relay power consumption(each channel≤0.7w)