Allen-Bradley 1734-OB2, User Manual, Page: 31 / 221

Rockwell Automation Publication 1734-UM001E-EN-P - July 2013
Install POINT I/O Modules 15
1734-IB4 Module Wiring Diagram
1734-IB8 Module Wiring Diagram
Channel Input Common Voltage
0 0 4 6
1 1 5 7
2 2 4 6
3 3 5 7
Connect common on 3- proximity switches. 12/24V DC is supplied
through the internal power bus.
Channel Input Channel Input
0 0 4 4
1 1 5 5
Prox
In 0 In 1
In 2
C
V V
C
In 3
Prox Prox Prox
V = 12/24V DC
C = Common
Sink Input
3
5
7
0 1
2
4
6
3-wire 2-wire
Prox
In 0
In 1
In 2
In 4
In 6 In 7
In 5
In 3
Prox
Prox
Prox
Sink Input
3
5
7
0 1
2
4
6
C
V
Prox
Prox
Prox
C
V
V = 12/24V DC
C = Common
3-wire
3-wire
3-wire 3-wire
2-wire
2-wire
2-wire 2-wire
Prox