Siemens SIMATIC Distributed I/O System DP/ASi Link Specifiche Pagina 156

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Maintenance
7-8
Distributed I/O Device ET 200M
EWA-4NEB780600602-06
7.4 Replacing Modules without the Module Change During
Operation Function
Removing a Module
Table 7-1 Removing modules without module change during operation
Step 20-Pin Front Connector 40-Pin Front Connector
1. Switch off the load voltage to the module.
2. Switch off the power supply for the IM 153-x.
3. Remove the labeling strip from the module.
4. Open the front door.
5. Unlock the front connector and pull it off the module.
To do this, depress the locking
button (5) with one hand and, with
the other hand, grip the front
connector (5a) at the appropriate
point and pull it out.
Remove the fixing screw from the
middle of the front connector. Pull
the front connector out while
holding the grips.
6. Undo the module fixing screw(s).
7. Swing the module up and off the rail.
ET0055
4
5
6
3
5
2
a
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