Shenzhen Envicool Technology Co., Ltd.
Fig. 2-27 XR control interface diagram
2.6.5.1 Communication between indoor unit and host computer
The unit can communicate with the host computer through the RS485 interface. It is
recommended to use twisted-pair shielded cables for communication cables, and the
cable diameter is not less than 2× 0.5 mm2. The wiring diagram is shown in Figure
2-28.