Colour: anthracite grey (similar to RAL 7016), transparent front, sensor material: Cu, max. sensor temperature: 120 …°C, max. head temperature: 80 …°C, permissible air humidity: max. 95 % r. H. non-condensing, operating voltage: none, max. switching current: NC contact: 16 (2.5) A at 230 V AC + 10 %, 0.25 A at 230 V DC + 10 %, STW contact: 6.3 (2.5) A at 230 V AC + 10 %, 0.25 A at 230 V DC + 10 %, min. switching current: at 24 V (AC / DC) min. 100 mA, max. switching current: 230 V AC 50 / 60 Hz, 230 V DC, min. switching current: 24 V AC / 50 Hz, 24 V DC, switching element: Microswitch, switching contact: Two-way contact, potential-free, control range: … 10 … + 15 …°C, electric connection: Push-in terminal, mounting / attachment: Wall mounting, controller housing must be installed in such a way that the ambient temperature is at least 2K higher than the setpoint. Protection class: I (including switching head and Cu capillary up to 4000 mm), safety and EMC: according to DIN EN 60730 (VDE 0631), sensor: liquid-filled capillary tube, active along its entire length, general features: Degrees Celsius scale, 3m, IP40, hysteresis 1.5K, STW, internal setting