Allen-Bradley 1756-OB8 User Manual

Rockwell Automation Publication 1756-UM058G-EN-P - November 2012 145
Wiring Diagrams Chapter 8
1756-IB16IF
ControlLogix DC (10…30V) sinking or sourcing, isolated, fast input module
1
3
5
7
019
2111
4131
6151
8171
0291
2212
4232
6252
8272
0392
2313
4333
6353
(+)
(+)
GND-0
GND-1
GND-2
GND-3
GND-4
GND-5
GND-6
GND-7
Not Used
IN-0
IN-1
IN-2
IN-3
IN-4
IN-5
IN-6
IN-7
Not Used
Not Used
DC-5 (-)
DC (-)
DC-6 (-)
DC-5 (+)
DC-6 (+)
DC (+)
DC-1 (+)
DC-2 (+)
DC-1 (-)
DC-2 (-)
2
4
6
8
GND-8
GND-9
GND-10
GND-11
GND-12
GND-13
GND-14
GND-15
GND-15
IN-8
IN-9
IN-10
IN-11
IN-12
IN-13
IN-14
IN-15
Simplified Schematic
ControlLogix Backplane Interface
Display
GND-x
IN-x
1756-IB16IF
Current Limiter
Daisy Chain to Other RTBs
Module Source Input Wiring
Jumper Bar Cut to Length
Nonisolated Wiring
Isolated Wiring
Module Sink Input Wiring
Additional jumper bars may be purchased
by using catalog number 1756-JMPR.
Opto-isolator

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