STEGO Electronic Hygrotherm ETF 012 01230.1-00

Efficient temperature & humidity control Wide voltage range Operating temperature down to -40 °C High switching capacity DIN rail mountable The ETF 012 senses the ambient temperature and relative air humidity in an enclosure. Depending on which contact combination is chosen, it then turns on or off a connected device if either the temperature is below or the humidity is above the set point. The integrated LED in each adjustment knob is lit when indicating the active function.