HY03AC-4 Digital Touch Screen Air Conditioning Thermostat Fan Coil Thermostat
HY03AC-4 support directly touch screen operate and remote infrared controller operate .which is using for controlling central air conditioner ,such as setting temp ,fan speed ,
choose mode etc . and it is widely used on hotel,hospital,office building and so on.
Terminal 1(L) and 2 (N) connect Power
Terminal 3(Hi) ,4 (Med) and 5(Low) connect Fan
Terminal 6 and 7 (AVL1) connect Heating pipe
Terminal 8 and 9(AVL2) connect Cooling pipe