Allen-Bradley 1756-IA32 - 1756-Ob16 D

Rockwell Automation Publication 1756-UM058G-EN-P - November 2012 161
Wiring Diagrams Chapter 8
1756-OB16D
ControlLogix DC (19.2...30V) diagnostic output module
12
34
5
6
78
910
1112
1314
1516
1718
1920
2122
2324
2526
2728
2930
31
32
3334
3536
+
–
Daisy Chain
to Other RTBs
DC COM
0 puorG0 puorG
1 puorG1 puorG
1756-OB16D
+DC-0
+DC-0
+DC-0
+DC-0
+DC-1
+DC-0
+DC-0
+DC-0
GND-0
Not Used
+DC-1
+DC-1
+DC-1
+DC-1
+DC-1
+DC-1
GND-1
GND-1
OUT-0
OUT-1
OUT-2
OUT-3
OUT-8
OUT-4
OUT-5
OUT-6
OUT-7
Not Used
OUT-9
OUT-10
OUT-11
OUT-12
OUT-13
OUT-14
OUT-15
Not Used
Daisy Chain to Other RTBs
ControlLogix
Backplane
Interface
Display
+5V
Short Circuit
Detect
Optoisolation
+5V
+ DC
OUT
RTN
Output Verify/No Load
Surge Current Chart
Continuous @ 30 °C (86 °F)
Simplified schematic
Continuous @ 60 °C (140 °F)
Surge
+5V
Current
Time
0 10 ms
2 A
4 A