Siemens SINAMICS S120 Function Manual page 896

Basic information about the drive system
13.15 Write and know-how protection
Functions that can be executed optionally for know-how protection
The functions listed below can be executed despite activated know-how protection provided
diagnostic functions were permitted when it was activated:
● Trace function
● Function generator
● Measuring function
Functions that can only be partly executed with know-how protection
The following listed functions can only be partly executed when know-how protection is
active:
● Displaying the topology (actual topology only)
● Upload (restricted scope; see OEM exception list (Page 898))
Parameters that can be changed when know-how protection is active
In spite of active know-how protection, certain parameters can be changed and read. The list
of these parameters can be found in the SINAMICS S120/S150 List Manual in Section
"Parameters for write protection and know-how protection", Subsection "Parameters with
"KHP_WRITE_NO_LOCK".
Parameters that can be read when know-how protection is active
In spite of know-how protection being active, additional parameters can be read, but are
locked against changes. The list of these parameters can be found in the SINAMICS
S120/S150 List Manual in Section "Parameters for write protection and know-how
protection", Subsection "Parameters with KHP_ACTIVE_READ".
Note
Password check for know-how protection
Please note that if the Windows language settings are changed, after activating know-how
protection, errors can occur when subsequently checking the password. If you use language-
specific special characters, you must ensure that the same language setting is active on the
computer for subsequent entry of the password.
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Function Manual, (FH1), 04/2014, 6SL3097-4AB00-0BP4
Drive functions