2 Operation 2-6 Connecting with CX-Programmer When using the CP1W-MODTCP61 adapter while connecting with CX-Programmer to CP1L, CP1H, or CJ2M-CPU3x CPUs, specify the communications method as follows. Network Type: Ethernet Frame Length: 1004 Bytes IP Address: Same as the CP1W-MODTCP61 Unit setting Grid Connect Modbus/TCP Adapter Application and Setup Guide 2-17