Siemens CU240B-2 - Write and Know-How Protection; Write Protection

Backing up data and series commissioning
7.5 Write and know-how protection
Converter with the CU240B-2 and CU240E-2 Control Units
370 Operating Instructions, 01/2016, FW V4.7 SP6, A5E34259001B AC
7.5
Write and know-how protection
The inverter offers the option to protect configured settings from being changed or copied.
Write protection and know-how protection are available for this purpose.
7.5.1
Write protection
Write protection prevents inadvertently changing 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:
● BOP-2 and IOP operator panels
● STARTER or Startdrive PC tool
● Parameter changes via a fieldbus
The write protection is not password-protected.
Activate and deactivate write protection
Procedure with STARTER
Proceed as follows to activate or deactivate the write protection:
1.
Go online.
2.
Open the inverter shortcut menu.
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.
Parameters
r7760
Write protection/know-how protection status
.00
Write protection active
p7761
Write protection (factory setting: 0)
0:
Deactivate write protection
1:
Activate write protection