... ). With MD204LV04, both the values of the PLC inner registers and the relays status of PLC can be monitored or changed ... including SIEMENS, MITSUBISHI, OMRON, SCHNEIDER, FACON, LG, DELTA, AB, SAIA and etc. It supports some general protocols like Modbus RTU, Free ... communication and ECOSTEP protocol applied in KINCO Servo motor driver. 4. Password ...