
CONTROL
KEYPAD
95(110)
7
7.3.6.5 Security
NOTE:
The
Security submenu
is protected with a password. Store the password in a safe place!
Password (S6.5.1)
The application selection can be protected against unauthorised changes with the Password function
(S6.5.1)
.
By default, the password function is not in use. If you want to activate the function, enter the edit mode by
pushing the
. A blinking zero appears in the display and now you can set a password with
the
. The password can be any number between 1 and 65535.
Note
that you can also set the password by digits. In the edit mode, push the
Menu button right
once again
and another zero appears on the display. Now set first the units. Then push the
and you
can set the tens etc. Finally, confirm the password setting with the
. After this, you have to wait
until the
Timeout time (P6.6.3)
(see page 97) has expired before the password function is activated.
If you now try to change applications or the password itself you will be prompted for the current password.
The password will be entered with the
Deactivate the password function by entering the value
0
.
Figure 7-14. Password setting
Note!
Store the password in a secure location! No changes can be made unless a valid password is
entered!
Parameter lock (P6.5.2)
This function allows the user to prohibit changes to the parameters.
If the parameter lock is activated the text
*locked*
will appear on the display if you try to edit a parameter
value.
NOTE: This function does not prevent unauthorised editing of parameter values.
Enter the edit mode by pushing the
Use the
to change the parameter
lock status. Accept the change with the
or return to the previous level with the
Figure 7-15. Parameter locking
READY
I/O term
0
READY
I/O term
enter
00
READY
I/Oterm
enter
Password
Not in use
Password
Password
OR:
S1
Î
S9
READY
I/O term
READY
I/O term
READY
I/O term
enter
READY
I/O term
READY
I/O term
P1
Î
P4
System Menu
Security
Parameter Lock
ChangeEnable
Parameter Lock
ChangeDisabl
Parameter Lock
ChangeEnable