Digital input terminals – Rockwell Automation 1753-IB16XOB8 GuardPLC 16-Digital Inputs and 8-Digital Outputs Installation Instructions User Manual
Page 12

12 GuardPLC 16-Digital Inputs and 8-Digital Outputs Module
Publication 1753-IN011A-EN-P - October 2005
Digital Input Terminals
See page 22 for the appropriate wire size. Digital inputs are connected to the
following terminals:
Terminal Number
Designation
Function
33
LS+
Sensor supply for inputs 1 to 4, 40 mAbuffered/1 A non-buffered
34
LS+
Sensor supply for inputs 1 to 4, 40 mAbuffered/1 A non-buffered
35
1
Digital input 1
36
2
Digital input 2
37
3
Digital input 3
38
4
Digital input 4
39
L-
Reference pole
40
L-
Reference pole
41
Ground
Shield
42
Ground
Shield
43
LS+
Sensor supply for inputs 5 to 8, 40 mA buffered/1 A non-buffered
44
LS+
Sensor supply for inputs 5 to 8, 40 mA buffered/1 A non-buffered
45
5
Digital input 5
46
6
Digital input 6
47
7
Digital input 7
48
8
Digital input 8
49
L-
Reference pole
50
L-
Reference pole
51
Ground
Shield
52
Ground
Shield
53
LS+
Sensor supply for inputs 9 to 12, 40 mA buffered/1 A non-buffered
54
LS+
Sensor supply for inputs 9 to 12, 40 mA buffered/1 A non-buffered
55
9
Digital input 9
56
10
Digital input 10
LS+ LS+ 1
2
3
4
L-
L-
33 34 35 36 37 38 39 40 41 42
43 44 45 46 47 48 49 50 51 52
53 54 55 56 57 58 59 60 61 62
63 64 65 66 67 68 69 70 71 72
LS+ LS+ 5
6
7
8
L-
L-
LS+ LS+ 9 10 11 12
L-
L-
LS+ LS+ 13 14 15 16
L-
L-
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