
Chapter 4
RS232C Port Wiring
4.1 RS232C Port Signals . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 − 3
4.2 Wiring between RS232C Ports . . . . . . . . . . . . . . . . . . . . 4 − 5 4.2.1 Connecting to a Personal Computer . . . . . . . . 4 − 5
4.2.2Connections with Operation Display Panel . . 4 − 6
4.2.3 Connections with RS232C Devices . . . . . . . . 4 − 7 4.2.4 Modem Connections . . . . . . . . . . . . . . . . . . . . . 4 − 8