User`s manual

NPort 6000 Series User’s Manual Pinouts and Cable Wiring
A-2
Port Pinout Diagrams
RS-232/422/485 (Male DB9) Pinouts
(for NPort 6150, 6250, and 6450)
12345
6789
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 --- --- ---
RS-232/422/485 (Male RJ45) Pinouts
(for NPort 6650)
1
8
PIN RS-232
RS-422/
RS-485 (4W)
RS-485 (2W)
1 DSR --- ---
2 RTS TxD+(B) ---
3 GND GND GND
4 TXD TxD-(A) ---
5 RXD RxD+(B) Data+(B)
6 DCD RxD-(A) Data-(A)
7 CTS --- ---
8 DTR --- ---