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I.L. 40-201.9
J2
V A
V B
V C
I A
I B
I C
Antialiasing
Filters
To Voltage and Current
Transformers via
Interconnect Module
H-2
F
1/U13
F
1/U12
F
1/U11
MUX
F
2/U10
F
2/U9
F
2/U8
- 3I 0
2/U7
3/U5
Figure H-1. Analog Input Module Block Diagram
Power Automation and Protection Division
Y o 3/U4
Y
Y 1
X8
3/U2
> + .5 V
Comp
3/U3.2
< - .5 V
Comp
3/U3.1
Autoranging Circuits
MUX.
J1
Select
Control
A / D
Data
4/U15
REF
4/U16
Range Select
ESK00055
REL 352 Version 1.00
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