Installing the S7-400
2-21
Automation System S7-400 Hardware and Installation
A5E00850741-01
Cover
Quick-release locks
Cover
Snap catches
Snap hinges
Cover fitted at bottom
Cover fitted at back
(supply air from the rear)
(supply air from below)
Base
Base
Delivered state:
Shipping state
The cover is fitted in the base of the cable duct or fan subassembly. Air is supplied
from the back.
Filter Mat (Optional)
To filter the air supply, you can fit a filter mat for the cable duct and fan
subassembly. The filter mat is optional and is not part of the cable duct or fan
subassembly.
Like the cover, the filter mat can be inserted flat in the base or at its rear edge in
the corresponding snap hinges or quick-release locks.
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