Network Router User Manual
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Network Router
Automation System S7-400
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Installing
the
S7
-
400
2-19
Automation
System
S7-400
Hardware
and
Installation
A5E00850741-01
The
following
figure
shows
the
ventilation
when
air
is
drawn
in
from
the
bottom.
Exhaust
air
Wa
l
l
Supply
air
Cable
duct
or
fan
subassembly
Modules
Modules
1
...
...
33
34
35
36
37
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