The room thermostat surface mount 24 h mode 5 up to 30 c sygonix tx2 is used for the temperature control in living areas and of ces depending on the device connected you can switch between the heating or cooling function using a sliding switch the other sliding switch is used to select the overnight temperature reduction night setback or to turn it on or off 2 c or 5 c can be selected an lc display indicates the room temperature and the operating mode