Rockwell Automation 1756-XXXX ControlLogix Digital I/O Modules - Manual (Page 143)

Rockwell Automation Publication 1756-UM058G-EN-P - November 2012 143
Wiring Diagrams Chapter 8
1756-IB16D
ControlLogix DC (10...30V) diagnostic input 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
+ –
Leakage Resistor
Leakage Resistor
Daisy Chain to Other RTBs
Group 0
Group 1
1756-IB16D
Group 2
Group 3
Group
Group
Group
Group
IN-0
IN-1
IN-2
IN-3
IN-8
IN-4
IN-5
IN-6
IN-7
Not Used
IN-9
IN-10
IN-11
IN-12
IN-13
IN-14
IN-15
Not Used
GND-0
GND-0
GND-0
GND-0
GND-2
GND-1
GND-1
GND-1
GND-1
Not Used
GND-2
GND-2
GND-2
GND-3
GND-3
GND-3
GND-3
GND-3
DC COM
ControlLogix
Backplane
Interface
Simplified Schematic
Display
GND
Open Wire
GND-0
IN-0
Input +5V
Recommended Leakage Resistor Size 1/4 W, 5% Supply Voltage
3.9K 10V DC
5.6K 12V DC
15K 24V DC
20K 30V DC