Allen-Bradley 1756-OB8 User Manual

166 Rockwell Automation Publication 1756-UM058G-EN-P - November 2012
Chapter 8 Wiring Diagrams
1756-OB16IS
ControlLogix DC (10...30V) scheduled, isolated 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
+
–
Nonisolated
Wiring
Isolated Wiring
Daisy Chain to Other RTBs
1756-OB16IS
DC-0 (+)
DC-1 (+)
DC-2 (+)
DC-3 (+)
DC-8 (+)
DC-4 (+)
DC-5 (+)
DC-6 (+)
DC-7 (+)
Not Used
DC-9 (+)
DC-10 (+)
DC-11 (+)
DC-12 (+)
DC-13 (+)
DC-14 (+)
DC-15 (+)
DC-15 (+)
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
DC-0 (+)
DC(+)
Jumper Bar
(Cut to Length)
DC-2 (+)
DC-6 (+)
Sinking Output Wiring
Nonisolated
Sourcing
Output
Wiring
Isolated Sourcing
Output Wiring
DC-0 (-)
DC-2 (-)
DC-6 (-)
DC(-)
ControlLogix Backplane Interface
Continuous @ 60 °C (140 °F)
Display
Surge Current Chart
Simplified Schematic
Surge
Continuous @ 30 °C (86 °F)
OUT-0
DC-0(+)
Current
Time
010 ms
2 A
4 A
+5V
Additional jumper bars may be purchased
by using catalog number 1756-JMPR.

Allen-Bradley 1756-OB8 Specifications

General

Module Type	Digital Output
Number of Outputs	8
Voltage Category	24V DC
Slot Width	Single Slot
Operating Voltage	10…30V DC
Isolation Voltage	1500V
Temperature Rating	0…60 °C (32…140 °F)
Backplane Current Load	100mA at 5V, 50mA at 24V
Operating Temperature	0 to 60°C
Communication	ControlNet, EtherNet/IP
Compatibility	1756 ControlLogix