Know-How Protection Features - Siemens SINAMICS S120 Function Manual

14.8.2

Know-how protection features

Features when know-how protection is active
The active know-how protection provides the following:
● With just a few exceptions, the values of all adjustable parameters p ... are invisible. In
STARTER, instead of the parameter values, the text "Know-how protection" is displayed.
You can hide know-how protected parameters in the expert list of STARTER using the
"Without know-how protection" display filter.
● The values of monitoring parameters r ... remain visible.
● STARTER does not display any screen forms.
● Adjustable parameters cannot be changed using commissioning tools.
When know-how protection is active, support can only be provided (from Technical Support)
after prior agreement from the machine manufacturer (OEM).
Adjustable parameters that can be changed when know-how protection is active
Several adjustable parameters can be read and changed when know-how protection is active.
You can find a list of the readable and adjustable parameters that can be read in the
SINAMICS S120/S150 List Manual in Chapter "Parameters for write protection and know-how
protection" under "KHP_WRITE_NO_LOCK".
In addition, you can define an exception list of adjustable parameters, which end users may
change.
Parameters that can be read when know-how protection is active
Several adjustable parameters can be read but not changed when know-how protection is
active. You can find a list of the adjustable parameters that can be read in the SINAMICS S120/
S150 List Manual in Chapter "Parameters for write protection and know-how protection" under
"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.
Drive functions
Function Manual, 06/2019, 6SL3097-5AB00-0BP2
Basic information about the drive system
14.8 Know-how protection
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