Write And Know How Protection - Siemens SINAMICS G120 Operating Instructions Manual

10.5

Write and know how protection

The converter offers the option to protect configured settings from being changed or copied.
Write protection and know how protection are available for this purpose.
Write protection - overview
Write protection is primarily used to prevent converter settings from being inadvertently
changed. No password is required for write protection, there is no encryption.
The following functions are excluded from the write protection:
● Activating/deactivating write protection (p7761)
● Changing the access level (p0003)
● Saving parameters (p0971)
● Safely removing the memory card (p9400)
● Access to service parameters (p3950) - only for service personnel, a password is
● Restoring the factory setting
● Upload
● Acknowledging alarms and faults
● Switching over to the control panel
● Trace
● Function generator
● Measuring functions
● Reading out diagnostic buffer
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".
Know-how protection - overview
The know-how protection is used, for example, so that a machine manufacturer can encrypt
his configuration know-how and protect it against changes or copying.
The know-how protection is available in the following versions:
● Know-how protection without copy protection (possible with or without memory card)
● Know-how protection with copy protection (possible only with Siemens memory card)
A password is required for the know-how protection.
In case of active know-how protection, the STARTER dialog screens are locked. You can,
however, read the values of the display parameters from the expert list. The values of the
adjustment parameters are not displayed and cannot be changed.
SINAMICS G120C frequency converter
Operating Instructions, 03/2012, FW V4.5, A5E02999804B AB
required
Data backup and series commissioning
10.5 Write and know how protection
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