Room temperature controller insert, normally open, AC 230 V~ Room temperature controller insert Intended use Electronic room temperature controller for controlling electrothermal actuators for AC 24 V (e.g. item no. TSA 24 NC WW) Control of the room temperature in closed rooms Installation in device box with dimensions according to DIN 49073 Product features Manual setting of a comfort temperature Temperature limit of the comfort temperature adjustable Manual switching off of the temperature control Input terminal for activating the setback temperature (ECO) via central clock Input terminal for activating cooling mode via central control Manual activation of cooling mode Internal temperature sensor Frost protection function Temperature drop detection (calling up the frost protection temperature when the window is opened) Mode of operation of controller output: pulse width modulation (PWM) or two-point Adaptation to valves (normally open or normally closed) Offset setting ± 3 °C (correction value for the measured temperature) Valve protection function (valve opens and closes once a week) Multi-colored status LED Permanent operation of the LED possible for covers item no.: .. 1749 ..