System loading example calculations, Current loading – Rockwell Automation 1766-Lxxxx MicroLogix 1400 Programmable Controllers User Manual User Manual
Page 384
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Rockwell Automation Publication 1766-UM001H-EN-P - May 2014
Appendix H System Loading and Heat Dissipation
System Loading Example Calculations
Current Loading
Calculating the Current for Expansion I/O
Catalog Number
(1)
n
A
B
n x A
n x B
Number of
Modules
Device Current Requirements (max)
Calculated Current
at 5V DC (mA)
at 24V DC (mA)
at 5V DC (mA)
at 24V DC (mA)
1762-IA8
2
50
0
100
0
1762-IF4
40
50
1762-IF2OF2
40
105
1762-IQ8
50
0
1762-IQ16
70
(2)
0
1762-IQ32T
170
0
1762-IR4
40
50
1762-IT4
40
50
1762-OA8
115
0
1762-OB8
115
0
1762-OB16
175
0
1762-OB32T
175
0
1762-OF4
40
165
1762-OV32T
175
0
1762-OW8
2
80
90
160
180
1762-OW16
140
180
1762-OX6I
110
110
1762-IQ8OW6
110
80
Total Modules (7 maximum):
4
Subtotal:
260
180
(1) Refer to your expansion I/O Installation Instructions for Current Requirements not listed in this table.
(2) Only applicable to Series B I/O modules.