Rockwell Automation 1753-IB20XOB8 GuardPLC Digital Input/Output Module Installation Instructions - Manual (Page 9)

GuardPLC Digital Input/Output Module 9
Rockwell Automation Publication 1753-IN003C-EN-P - June 2010
LS+, not L+, should be used for short-circuit protection. Each LS+ features individual
short-circuit and EMC protection that make it important to use LS+ for only its four related
inputs.
19 LS+ Sensor supply for inputs 5…8
20 5 Digital input 5
21 6 Digital input 6
22 7 Digital input 7
23 8 Digital input 8
24 L- Reference pole
25 LS+ Sensor supply for inputs 9…12
26 9 Digital input 9
27 10 Digital input 10
28 11 Digital input 11
29 12 Digital input 12
30 L- Reference pole
31 LS+ Sensor supply for inputs 13…16
32 13 Digital input 13
33 14 Digital input 14
34 15 Digital input 15
35 16 Digital input 16
36 L- Reference pole
37 LS+ Sensor supply for inputs 17…20
38 17 Digital input 17
39 18 Digital input 18
40 19 Digital input 19
41 20 Digital input 20
42 L- Reference pole
Terminal Number Designation Function