... most popular PLC, 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 protecting function. 5. Alarm ... communication modes can be selected. Any of RS232, RS422 and RS485 is OK. 9. STN LCD with background lights, ...