Backing up data and series commissioning
8.5 Write and know-how protection
Converter with control units CU250D-2
290
Operating Instructions, 04/2015, FW V4.7.3, A5E34261542B AB
Actions that are possible during active know-how protection
●
Restoring factory settings
●
Acknowledging messages
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Displaying messages
●
Show message history
●
Reading out diagnostic buffer
●
Switching to the control panel (complete control panel functionality: Fetch master control,
all buttons and setting parameters)
●
Upload (only parameters that are accessible even though know-how protection is active)
The individual parameters that are excluded from the know-how protection can be found in
the List Manual in Chapter "Parameters for write protection and protection of know-how".
Commissioning the converter with know-how protection
Procedure - overview
1.
Commission the converter.
2.
Create the exception list (Page 293).
3.
Activate the know-how protection (Page 291).
4.
Save the settings in the converter by copying RAM to ROM with or via p0971 = 1.
5.
Save the project with on the PG/PC. Also back up any other project-related data
(machine type, password, etc.) that may be required for the support of the end customer.