Berker 20448989 Temperature controller, normally open, with central piece, time-controlled polar white, glossy

Temperature controller, normally open, with central piece, time-controlled S.1/B.3/B.7 polar white, glossy 230 V~, 50 Hz Temperature setting range room 5 - 30 °C Temperature setting range floor 10 ... 40 °C Switching temperature difference approx. 0.5 °C Switching current 10 mA - 10 (4) A Switching current at cos 0.6 max. 4 A Power consumption approx. 1.2 W Power reserve approx. 10 years (lithium cell) Installation depth 25 mm Neutral conductor required! - with print - for heating or cooling operation - for room and underfloor heating - with underfloor heating, control via room and/or floor temperature possible - with integrated temperature sensor - with additional connection for external floor temperature/remote sensor - large, backlit display with text display - user languages can be set: German, English, Dutch or French - max. 9 switching times per weekday - 3 preset time programs can be individually adjusted - programmable with the control panel removed - 3 day blocks: Mon.-Fri., Sat.-Sun., Mon.-Sun. - with manual/automatic mode switchover - with automatic summer/winter time switchover (can be switched off) - adjustable temperature control range - with manual temperature value adjustment - timer for hourly temperature change - holiday program with date activation - operating hours counter or energy consumption display adjustable - with valve protection function - with frost protection function - with access protection - PWM or 2-point (on/off) control method selectable - PWM cycle time and hysteresis (with two-point control) adjustable - type of actuator (normally closed/open) adjustable - with self-learning heating curve - without spreading claws - with screw terminals