Rockwell Automation 1756-XXXX ControlLogix Digital I/O Modules - Manual (Page 161)

Rockwell Automation Publication 1756-UM058G-EN-P - November 2012 161
Wiring Diagrams Chapter 8
1756-OB16D
ControlLogix DC (19.2...30V) diagnostic output module
1 2
3 4
5 6
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
33 34
35 36
+ –
Daisy Chain
to Other RTBs
DC COM
0 p u o r G 0 p u o r G
1 p u o r G 1 p u o r G
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
Cu
rr
en
t
Time
0 10 ms
2 A
4 A