NPort IA5150/5250 Series User’s Manual
Pinouts and Cable Wiring
A-3
Cable Wiring Diagrams
Serial Cables
Female DB9 to Male DB9
NPort IA
9 pins
9 pins
DCD
RxD
TxD
DTR
GND
DSR
RTS
CTS
RS-232
Device
DCD
TxD
RxD
DSR
GND
DTR
CTS
RTS
Cable Wiring
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Female DB9
Male DB9
Male DB9
Female DB9
Female DB9 to Male DB25
NPort IA
9 pins
25 pins
DCD
RxD
TxD
DTR
GND
DSR
RTS
CTS
RS-232
Device
DCD
TxD
RxD
DSR
GND
DTR
CTS
RTS
Cable Wiring
1
2
3
4
5
6
7
8
8
3
2
20
7
6
4
5
Female DB9
Male DB25
Male DB9
Female DB25