Electronic universal temperature controller. Various sensor designs enable universal use in heating, ventilation, air conditioning and refrigeration technology as well as in machine and equipment construction. The heating status is indicated by a red LED. Sensors are not included in delivery. The sensor cable can be extended up to 100 m when using a cable cross-section of at least 1.5 mm²., Universal temperature controller, 0-100°C, hysteresis 0.5-5K, internal setting