Specifications

Appendix A l l Pinouts and Cable Wiring
44
A.2 RS-422
The following lists pinouts of the RS-422 port.
C114HI DB-9 Male Connector C114HI Pin-head Connector
1 TxD-(A) 1 TxD-(A)
2 RxD+(B) 2 RxD+(B)
3 TxD+(B) 3 TxD+(B)
4 RxD-(A) 4 RxD-(A)
5 GND 5 GND
6 RTS-(A) 6 RTS-(A)
7 RTS+(B) 7 RTS+(B)
8 CTS+(B) 8 CTS+(B)
9 CTS-(A) 9 CTS-(A)
10 NC
RS-422 cable wiring is as follows:
C114HI site Remote site
1 TxD- RxD-
2 RxD+ TxD+
3 TxD+ RxD+
4 RxD- TxD-
5 GND GND
6 RTS- CTS-
7 RTS+ CTS+
8 CTS+ RTS+
9 CTS- RTS-
4
3
2
1
5
9
8
7
6
10
GND
RxD-
TxD+
RxD+
TxD-
NC
CTS-
CTS+
RTS+
RTS-
CTS-
CTS+
RTS+
RTS-
9
8
7
6
GND
RxD-
TxD+
RxD+
TxD-
5
4
3
2
1