Replace Modules Without The Function "Change During Operation - Siemens SIMATIC ET 200M Operating Instructions Manual

Maintenance and service

7.6 Replace modules without the function "Change During Operation"

Response of the ET 200M after module replacement
If a fault is present after module replacement, you can use STEP 7 to evaluate the cause of
the fault in the corresponding diagnostic data record.
7.6 Replace modules without the function "Change During
Operation"
Removing a Module
Proceed as follows when removing modules without "Module change during operation":
1. Switch off the load voltage to the module.
2. Switch off 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:
– With 20-pin front connector: To do this, use one hand to press the unlocking button
– With 40-pin front connector: Remove the fixing screw from the middle of the front
6. Undo the module fixing screw(s).
7. Swing the module up and off the rail.
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down (5) and use your other hand to remove the front connector via the gripping
surface (5a).
connector. Pull the front connector out while holding the grips.
Operating Instructions, 04/2022, EWA-4NEB7806006-09
ET 200M