The FCP-MTCP is a communication module for the iDCS-8000 system. It supports Modbus/TCP slave, most well-known industrial protocol, for the PLCs or controllers which support Modbus/TCP master. This module also offers LED to indicate system diagnostic and Ethernet connection status locally. Besides, two rotary switches are provided to instant configure ID (IP address) for other FCM-MTCP. Moreover, the module offers 1000 VDC isolation between channels and backplane bus. If any high voltage or current damages the channels, the system (backplanes, other modules, and control unit) won't be affected because the benefit of isolation.