Expert answer:
Hello, welcome to use our products, thank you for your support. The following are the wire requirements and length restrictions for FC-8100T installation:
AC220V AC power cord: 3*1.0MM (or above) wire is recommended to prevent leakage, the ground wire of the power cord is recommended to be grounded.
Electric lock wire: 2*1.0MM (or above) wire must be used, and the maximum length of the line should not exceed 50 meters.
TCP/IP communication line: Please use a standard network cable, and the maximum length of the line should not exceed 100 meters.
Door sensor or exit switch cable: 2*0.5MM (or above) wire is recommended, and the maximum line length should not exceed 100 meters.
WG signal wire: It is recommended to use 4*0.5MM (or above) wire, and the maximum length of the wire should not exceed 80 meters.