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Functions
7.7 Application-specific functions
Inverter cabinet units
424
Operating Instructions, 12/2014, A5E32923362A
Activate and deactivate write protection
Precondition
You are online with STARTER.
Procedure
Proceed as follows to activate or deactivate the write protection:
1.
Select the inverter in your STARTER
project with the left mouse button.
2.
Open the shortcut menu with a right
click.
3.
Activate or deactivate write protection.
4.
Press the "Copy RAM to ROM" button
( ). Otherwise, your settings will be
lost when the inverter is switched off.
Points to note about restoring the factory settings
If you select "Reset to factory settings" using the button when write protection is active,
the following confirmation prompt opens.
The confirmation prompt is not issued if you select another way to restore the factory setting,
e.g. using the expert list.
Note
Points to note regarding CAN, BACnet and MODBUS
Using these bus systems, parameter factory settings can be changed despite active write
protection. So that write protection is also active when accessing via these fieldbuses, you
must additionally set p7762 to 1.
This setting is only possible via the expert list.
Summary of Contents for SINAMICS G120P
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Page 8: ...Preface Inverter cabinet units 8 Operating Instructions 12 2014 A5E32923362A ...
Page 16: ...Table of contents Inverter cabinet units 16 Operating Instructions 12 2014 A5E32923362A ...
Page 432: ...Application examples Inverter cabinet units 432 Operating Instructions 12 2014 A5E32923362A ...
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