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NPort 5600 Series User’s Manual Well Known Port Numbers
A-2
Port Pinout Diagrams
Ethernet Port Pinouts
Pin RS-232
1 Tx+
2 Tx-
3 Rx+
6 Rx-
18
Serial Port Pinouts
RS-232 Port Pinouts for NPort 5610
Pin RS-232
1 DSR (in)
2 RTS (out)
3 GND
4 TxD (out)
5 RxD (in)
6 DCD (in)
7 CTS (in)
8 DTR (out)
18
RS-422/485 Port Pinouts for NPort 5630
Pin
RS-422
4-wire RS-485
2-wire
RS-485
1 --- ---
2 --- ---
3 TxD+ ---
4 TxD- ---
5 RxD- Data-
6 RxD+ Data+
7 GND GND
8 --- ---
18
RS-232/422/485 Port Pinouts for NPort 5650
Pin RS-232
RS-422
4-wire RS-485
2-wire
RS-485
1 DSR --- ---
2 RTS TxD+ ---
3 GND GND GND
4 TxD TxD- ---
5 RxD RxD+ Data+
6 DCD RxD- Data-
7 CTS --- ---
8 DTR --- ---
18