Serial Communications Option Boards (Only CJ2M-CPU3[]) The serial communications port can be equipped by installing the serial communications option board to the option board slot in front of CPU unit. Product name Specifications Serial communications mode Current consump- tion (A) Model Stand- ards 5 V 24 V RS-232C Option Board One RS-232C port Connector: D-Sub, 9 pin, female Maximum transmission distance: 15m One RS-232C connector (D-Sub, 9 pin, male) is included. Host Link, 1:N NT Link, Noprotocol, Serial PLC Link Slave, Serial PLC Link Master, Serial Gateway converted to CompoWay/F, and Tool Bus * 0.005 --- CP1W-CIF01 UC1, N, L, CE RS-422A/485 Option Board One RS-422A/485 port Terminal block: using ferrules Maximum transmission distance: 50m 0.03 --- CP1W-CIF11 RS-422A/485 Isolated-type Option Board ...