Moxa Technologies CP-134N Series - Device Side Pin Assignments

PCI Express Boards Pin Assignments
7-4
Device Side Pin Assignments
Male DB9 (CBL-M68M9x8-100/OPT8-M9+)
Pin RS-232 RS-422/RS-485-
4W
RS-485-2W
1
DCD
TxD-(A)
–
2 RxD TxD+(B) –
3 TxD RxD+(B) Data+(B)
4 DTR RxD-(A) Data-(A)
5 GND GND GND
6 DSR – –
7 RTS – –
8 CTS – –
9 – – –
Male DB25 (OPT8B+/ CBL-M68M25x8-100)
Pin RS-232 RS-422/RS-485-4W RS-485-2W
2
TxD
RxD+(B)
Data+(B)
3 RxD TxD+(B) –
4 RTS – –
5 CTS – –
6 DSR – –
7 GND GND GND
8
DCD
TxD-(A)
–
20 DTR RxD-(A) Data-(A)
Female DB25 (OPT8A+/S+)
Pin RS-232 RS-422/RS-485-4W RS-485-2W
2
RxD
TxD+(B)
–
3 TxD RxD+(B) Data+(B)
4 CTS – –
5 RTS – –
6
DTR
RxD-(A)
Data-(A)
7 GND GND GND
8 DCD TxD-(A) –
20 DSR – –