Backing up data and series commissioning
8.5 Write and know-how protection
Converter with control units CU250D-2
288 Operating Instructions, 04/2015, FW V4.7.3, A5E34261542B AB
Exceptions to write protection
Some functions are excluded from write protection, e.g.:
● Activating/deactivating write protection
● Changing the access level (p0003)
● Saving parameters (p0971)
● Safely removing the memory card (p9400)
● Restoring the factory setting
● Importing settings from an external data backup, e.g. upload from a memory card to the
converter.
The individual parameters that are excluded from the write protection, can be found in the
List Manual in Chapter "Parameters for write protection and protection of know-how".
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