Underfloor heating thermostat, opener, AC 230 V~ underfloor heating thermostat Intended use Electronic temperature controller for controlling electric underfloor heating or underfloor temperature control systems Regulating the floor temperature in closed rooms Installation in a device box with dimensions in accordance with DIN 49073 Product features Manual setting of a comfort floor temperature Temperature limit of the comfort temperature adjustable Manual switching off of the temperature control Input terminal for activating the reduced temperature (ECO) via central clock Remote sensor (item no.: FF NTC) included in delivery Frost protection function Reporting of malfunction of the remote sensor via status LED Operating mode of controller output: pulse width modulation (PWM) or two-point Heating interruption for continuous heating after one hour for 5 minutes Multi-colored status LED Permanent operation of the LED possible for covers item no.: .. 1749 ..