It is used for recording and regulating the desired room temperature in underfloor heating systems. Commands issued by the thermostats are directly transmitted to the thermoelectric heads (actuators) via a control unit. Display: Indication of all menus and display items. Rotary Knob: Mechanical system operated by rotation and pressing, with fine detent positions – Operation and navigation through menus – Reference temperature specification. Connection Terminals: Screw terminals for connection wires. Quick connection of multi-strand cables for power supply and signal transmission. Protective Cover: Protection against accidental contact with live components. Materials: ABS housing. Housing/Rotary Knob Color: White (RAL 9010). Characteristics: Supply Voltage: 230V/10%/ 50Hz. Power Supply: Via control unit/mains connection. Stand-by Power Consumption: 0.3W. Actuating Element: Relay. Switching Power: 1 A resistive, 200VA inductive. Fuse: T1AH. Max. number of connectable thermoelectric heads: 5 (max. 3W/thermoelectric head). Reference Temperature Setting Range: 5-30°C. Reference Temperature Resolution: 0.2°C. Temperature Measurement Range: 0-40°C. Current Temperature Recording Correction: ±2°C. Temperature Measurement Accuracy: 0.5K between 17 and 24°C. Control Accuracy: 0.5K between 17 and 24°C. Temperature Reduction/Reduction Difference: ±2°C. Anti-freeze Mode Temperature: 5°C. Valve Protection Function: Every 14 days for 10 minutes. Storage Temperature: -20 to +70°C. Installation Type: On wall surface. Connection Cable: NYM-J 5×1.5mm²/4 screw terminals. Protection Class: II. Ingress Protection: IP 20.