The RS-232C port of the SYSMAC series can be changed into RS-422A/485 port.

• You can use RS-422A/RS-485 by connecting the converter to built-in RS-232C port of the CS/CJ series and the RS-232C connector of the Serial Communications Units (D-Sub,9-pin).

• Up to 9 nodes can be linked via built-in RS-232C ports of the CJ1M CPU units, using Serial PLC Links function.

Parameter Name	Parameter Value
Type	communications
Bus	serial, RS-485
Other characteristics	built-in