Write Protection - Siemens SINAMICS G120 Operating Instructions Manual
Low voltage inverters
built-in units with cu250s-2 control units and
encoder evaluation
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Also See for SINAMICS G120:
- List manual (1256 pages) ,
- Manual (732 pages) ,
- Operating instructions manual (550 pages)
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Saving the settings and series commissioning
7.5 Write protection
7.5
Write protection
The write protection prevents unauthorized changing of the inverter settings. If you are working
with a PC tool, such as STARTER, then write protection is only effective online. The offline
project is not write-protected.
Write protection is applicable for all user interfaces:
● Operator Panel BOP-2 and IOP‑2
● STARTER or Startdrive PC tool
● Parameter changes via fieldbus
No password is required for write protection.
Activate and deactivate write protection
Procedure with STARTER
1. Go online.
2. Open the shortcut menu of the required inverter.
3. Activate or deactivate write protection.
4. Press the "Copy RAM to ROM" button to retentively save the settings
You have activated or deactivated write protection.
❒
Active write protection can be identified as in the expert list the input fields of adjustable
parameters p ... are shaded gray.
Parameter
r7760
p7761
378
Write protection/know-how protection status
.00
1 signal: Write protection active
Write protection (factory setting: 0)
0:
Deactivate write protection
1:
Activate write protection
Operating Instructions, 04/2018, FW V4.7 SP10, A5E31759476B AG
.
Converter with the CU250S-2 Control Units
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