... 2W IntroductionThe thermostat is used for 2-position control with on/off output for the control the temperature by means of ... in the thermostat.The thermostat acquires the actual temperature with its built-in sensor or floor sensor, and ... : ModelFan controlSystem controlBacklightApplicationE91.716Auto, Low, Mid, Hi Heating, OFF, CoolingYes2-pipe FCU systemE91.713Auto, Low, Mid, HiHeating/CoolingYes2 ...