Allen-Bradley 1756-IA32 - 1756-Ob8 Ei

Rockwell Automation Publication 1756-UM058G-EN-P - November 2012 159
Wiring Diagrams Chapter 8
1756-OB8EI
ControlLogix DC (10...30V) electronically-fused, isolated output module
12
34
56
78
019
2111
4131
6151
8171
0291
2212
4232
6252
8272
0392
2313
4333
6353
+
+
-
-
+
–
DC-0 (+)
RTN OUT-0
DC-1 (+)
RTN OUT-1
DC-4 (+)
DC-2 (+)
RTN OUT-2
DC-3 (+)
RTN OUT-3
Not Used
RTN OUT-4
DC-5 (+)
RTN OUT-5
DC-6 (+)
RTN OUT-6
DC-7 (+)
RTN OUT-7
Not Used
OUT-0
OUT-0
OUT-1
OUT-1
OUT-4
OUT-2
OUT-2
OUT-3
OUT-3
Not Used
OUT-4
OUT-5
OUT-5
OUT-6
OUT-6
OUT-7
OUT-7
Not Used
DC COM
Isolated
Wiring
1756-OB8EI
Daisy Chain to
Other RTBs
Nonisolated
Wiring
Daisy Chain to
Other RTBs
Continuous @ 60 °C (140 °F)
ControlLogix Backplane Interface
Display
Output
Device
OUT-0
RTN
OUT-0
DC-0(+)
OUT-0
Surge Current Chart
Simplified Schematic
Surge
+5V
Current
Time
010 ms
2 A
4 A