Allen-Bradley 1756-OB8 User Manual

Rockwell Automation Publication 1756-UM058G-EN-P - November 2012 175
Wiring Diagrams Chapter 8
1756-OX8I
ControlLogix AC (10...240V) DC (5...125V) isolated contact module
12
34
56
78
910
1112
1314
1516
1718
1920
2122
2324
2526
2728
2930
3132
3334
3536
Nonisolated
Wiring
Isolated Wiring
Daisy Chain to Other RTBs
1756-OX8I
L1-0
L1-0
L1-1
L1-1
L1-4
L1-2
L1-2
L1-3
L1-3
L1-4
L1-5
L1-5
L1-6
L1-6
L1-7
L1-7
Not Used
OUT-0 N.C.
OUT-0 N.O.
OUT-1 N.C.
OUT-1 N.O.
OUT-4 N.C.
OUT-2 N.C.
OUT-2 N.O.
OUT-3 N.C.
OUT-3 N.O.
Not Used
OUT-4 N.O.
OUT-5 N.C.
OUT-5 N.O.
OUT-6 N.C.
OUT-6 N.O.
OUT-7 N.C.
OUT-7 N.O
Not Used
L1
Jumper Bar (Cut to Length)
(Part number 97739201)
DC-2 (-)
L2
L1-7
L2-0
DC-2 (+)
L1-0
ControlLogix
Backplane
Interface
+24V
Display
L1-0
OUT-0 N.C.
OUT-0 N.O.
Simplified Schematic
Additional jumper bars may be purchased
by using catalog number 1756-JMPR.

Allen-Bradley 1756-OB8 Specifications

General

Brand	Allen-Bradley
Model	1756-OB8
Category	Control Unit
Language	English