Rockwell Automation 1756-XXXX ControlLogix Digital I/O Modules - Manual (Page 160)

160 Rockwell Automation Publication 1756-UM058G-EN-P - November 2012
Chapter 8 Wiring Diagrams
1756-OB8I
ControlLogix DC (10...30V) isolated output module
DC-0 (+)
RTN OUT-0
DC-1 (+)
RTN OUT-1
DC-2 (+)
RTN OUT-2
DC-3 (+)
RTN OUT-3
DC-4 (+)
RTN OUT-4
DC-5 (+)
RTN OUT-5
DC-6 (+)
RTN OUT-6
DC-7 (+)
RTN OUT-7
Not Used
Not Used
OUT-0
OUT-0
OUT-1
OUT-1
OUT-2
OUT-2
OUT-3
OUT-3
OUT-4
OUT-4
OUT-5
OUT-5
OUT-6
OUT-6
OUT-7
OUT-7
Not Used
Not Used
2
4
6
8
10
12
14
16
18
20
22
24
26
28
30
32
34
36
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
33
35
Daisy
Chain to
Other
RTBs
Daisy
Chain to
Other
RTBs
1756-OBI
Isolated
Wiring
Nonisolated
Wiring
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
Cu
rr
en
t
Time
0 10 ms
2 A
4 A