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4.15
Passwords
7SA6 Manual
C53000-G1176-C156-2
Passwords are assigned to a SIPROTEC
changes to the device or unauthorized operations from the device, such as switching.
The following access levels are defined:
G
Switching/tagging/manual overwrite,
G
Non-interlocked switching,
G
Test and diagnostics,
G
Hardware test menus,
G
Individual settings,
G
Setting Groups.
®
Figure 4-30
DIGSI
4, window indicating the active passwords — example
®
When using DIGSI
4 or the operator control panel on the SIPROTEC
password is requested for the specific functions.
Note:
Password protection against unauthorized access is only in place during on-line op-
eration. The passwords for setting changes are first activated when the settings are
loaded into the device. The passwords are irrelevant in the DIGSI
To deactivate a password, you must know the password.
SIPROTEC
®
4 device to protect against unintended
®
4 Devices
®
4 device, a
®
4 off-line mode.
4-33
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