2 Operation Modbus TCP Master/Client PLC Setup The CP1W-MODTCP61 adapter uses the Serial Gateway function of the PLC when operating in the Master / Client mode. DIP switch settings and CX-Programmer port settings are shown below to configure the Option Board Slot. This mode is not selectable for use with the CJ2-series PLC. CP1L-L PLCs with one option board slot Switch OFF DIP switch 4 to allow user setup with CX-Programmer. CP1L-M, CP1H PLCs with two option board slots Switch OFF DIP switch 5 to allow user setup with CX-Programmer. CP1L-EL/EM PLCs with no DIP switches Use the CX-Programmer Port settings below to configure the CP1L-EL/EM CPU.
2-6 Grid Connect Modbus/TCP Adapter Application and Setup Guide