Comet H3021-4 - Temperature and Humidity Regulator, 4m Cable
Humidistat, thermostat with two relay outputs. Outdoor, indoor use. Humidity, temperature probe on a cable. Measured values are also converted to other humidity interpretation: dew point temperature, absolute humidity, specific humidity, mixing ratio, specific enthalpy. The device is supplied with a T+RH probe with 4 meters cable.