GE Fanuc IC693PBM200 Communication Module.
The IC693PBM200 .This module is a Profibus DP Master module, able to establish communication with up to 125 DP Slaves and supports data transfer size of 244 Bytes of input and 244 Bytes of output for every slave device. It comes with One (1) RS232 service port and One (1) RS485 Profibus Master.