Allen-Bradley 1734-OB2, User Manual, Page: 35 / 221

Rockwell Automation Publication 1734-UM001E-EN-P - July 2013
Install POINT I/O Modules 19
1734-IV2, 1734-IV4, and 1734-IV8 Source Input Modules
1734-IV2 Module Wiring Diagram
Channel Input Terminal Common
Terminal Power
Channel 0 0 4 6
Channel 1 1 5 7
Connect power on 3-wire proximity switches. 12/24V DC is supplied through the
internal power bus.
24VDC
Source
Input
Module
Status
Network
Status
1734
IV2
NODE:
0
1
24VDC
Source
Input
Module
Status
Network
Status
1734
IV4
NODE:
0
1
2
3
NC
C
V
Input 1
NC
C
V
Input = 0 and 1
NC = No Connection (2 and 3)
C = Common (4 and 5)
V = Supply (6 and 7)
Input = 0, 1, 2 and 3
C = Common (4 and 5)
V = Supply (6 and 7)
1734-IV2
1734-IV4
24VDC
Source
Input
Module
Status
Network
Status
1734
IV8
NODE:
0
1
2
3
4
5
6
7
Input 0
Input 2
C
V
Input 1
Input 3
C
V
Input 0
Input 2
Input 1
Input 3
Input 0
Input 6
Input 5
Input 7
Input 4
Input = 0, 1, 2, 3, 4, 5, 6 and 7
V and C are daisychained from either the
adapter, 1734-FPD module, 1734-EP24DC
power supply, or from a user-supplied auxiliary
terminal block.
1734-IV8
Module Status
Network Status
Status of Input 0
Status of Input 1
Module Status
Network Status
Status of Input 0
Status of Input 1
Status of Input 2
Status of Input 3
Module Status
Network Status
Status of Input 0 and 4
Status of Input 1 and 5
Status of Input 2 and 6
Status of Input 3 and 7
41974
Prox
In 0 In 1
NC
C
V V
C
NC
Prox
Source Input
V = 12/24V DC,
C = Common
2-wire
3-wire
3
5
7
0 1
2
4
6