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The AC220V power cord is recommended to use 3*1.0 square mm (or above) wire.
The cable is recommended to use 2*1.0 square mm (or above) wire, and the longest walking distance is not more than 50 meters.
The RS485 communication line recommends the use of 2* 0.5mm (or above) wire, which is recommended to use a shielded wire, with the longest walking distance not exceeding 1200 meters.
TCP/IP communication lines is recommended to use the standard line, the longest walking distance is not more than 100 meters.
The card reader line recommends using 8*0.5 square mm (or above) wire, the longest walking distance is not more than 80 meters.
Door magnetic or exit switch lines suggest using 2*0.5 square mm (or above) wire, the longest running distance is not more than 100 meters.