A CP1H, PLC PLC with PLC 3 CP1E series by PC-LINK data communication between PLC, CP1H as the main station, from the data collected from stations via Ethernet (CP1H+CP1W-EXT01+CJ1W-ETN21), transmitted to the PC. Ask Warrior whether the plan is feasible, CP1W-EXT01 not use CP1H 485 serial port.