Moxa Technologies IA5150 User Manual
NPort IA5150/5250 Series User’s Manual
Pinouts and Cable Wiring
A-2
Port Pinout Diagrams
RS-232/422/485 (male DB9) Pinouts
1 2 3 4 5
6 7 8 9
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 ---
---
---
4W/2W RS-485/RS-422 (Terminal Block) Pinouts
PIN
RS-422/
RS-485 (4W)
RS-485 (2W)
1 TxD+(B)
---
2 TxD-(A)
---
3 RxD+(B) Data+(B)
4 RxD-(A) Data-(A)
1 2 3 4 5
5 GND
GND
Power Input and Relay Output Pinouts
V1
V1+
V2
V2+
1
V2+ V2-
V1+ V1-
Shielded
Ground
Ground
DC Power
input 1
input 1
DC Power
input 1
input 1
Relay
output
output
Relay
output
output
DC Power
input 2
input 2
DC Power
input 2
input 2