B+B Sensors TW2001-C Hygrostat Humidity Switch

An electromechanical hygrostat that functions as a relative humidity regulator for controlling humidification/dehumidification equipment. Measurement is carried out by using a hygroscopic polyamide band, attached to a spring, that changes length depending on humidity levels. A rotary switch adjusts the switching point between 10 and 80% RH. Suitable for applications such as air dryer, humidifier/dehumidifier, air conditioning, building automation, agriculture and garden centres, etc.

• Does not require power supply
• High rating switch contact
• Reversible contact
• Supplied without housing