172-65639M-01 (EF200) 13 Apr 2018
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5.2.1 Calling up help text
For some parameters, help texts exist, which the user can call up from the
navigation view. These briefly describe the function of the parameter and thus
support fast and reliable commissioning.
Calling up and closing the help text
The user is in the navigation view and the selection bar is on a parameter.
1. Press
for 2 seconds.
The help text for the selected parameter opens.
2. Press
+
simultaneously.
The help text is closed.
5.2.2 Disabling write protection via access code
By entering the customer-defined access code, parameters for device settings
can be write-protected. (See 8.2.19)
Access codes are not enabled by default.
If the
symbol appears on the local display in front of a parameter, the
parameter is write-protected by a user-specific access code and its value
cannot be changed at the moment using the local display.
The locking of the write access via local operation can be disabled by entering
the customer-defined access code via the respective access option.
1. After you press
, the input prompt for the access code appears.
2. Enter the access code.
The
symbol in front of the parameters disappears; all previously write-
protected parameters are now re-enabled.
5.2.3 Enabling and disabling the keypad lock
The keypad lock makes it possible to block access to the entire operating
menu via local operation. As a result, it is no longer possible to navigate
through the operating menu or change the values of individual parameters.
Users can only read the measured values on the operational display.
Switching on the keypad lock
The device is in the measured value display.
Press the
,
,
keys simultaneously.
The message
Keylock on
appears on the display: The keypad lock is
switched on.
Tip: If the user attempts to access the operating menu while the keypad lock is
active, the message
Keylock on
appears.
Switching off the keypad lock
The keypad lock is switched on.
Press the
,
,
keys simultaneously.
The message
Keylock off
appears on the display: The keypad lock is
switched off.
E
–
+
E
–
+
E
–
+
E
