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Function Modules
Typical Application
A comparator module is mounted at slot 4 (module address 4.0). The current
source is connected to channel 1. If Schmitt trigger 1 detects that the current
has exceeded the preset value, a switch (output 5.1) is operated.
A
=
9-4
Terminal Connections
1
3
5
2
4
6
STL
As soon as the limit is reached or exceeded, input
I
4.1
4.1 becomes 1; this sets output 5.1 to 1.
Q
5.1
7
9
8
10
Explanation
ET 200U Distributed I/O Station
EWA 4NEB 812 6087–02b
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