112 EL3000 CONTINUOUS GAS ANALYZERS | CI/EL3000-EN REV. C
… 7 Operation
… LCD indicator
Enter password
Figure 52: Password entry
As soon as the user wants to access a password-protected menu
or a password-protected value change, password entry is
prompted.
For this purpose, as shown on the LCD display, the digits 1, 2 and
3 are assigned to three buttons , and .
Example
If the password set is ‘1213’, the user needs to push the buttons
, , and one after the other. Each push of a button is
acknowledged by displaying the ‘*’ symbol.
The password entered remains active until the user returns to
measuring mode or until the gas analyzer automatically switches
to measuring mode through the time-out function.
Time out function
If the user does not press a button for more than 5 minutes
while selecting menu items, the gas analyzer automatically
switches back to measurement mode (see LCD display in
measurement mode on page 109).
The time-out function is disabled as soon as the user changes
the value of a parameter or starts a calibration.
Status messages on the LCD display
Menu path
‘ Maintenance / Diagnosis / Device Status / Status
Messages’
Figure 53: Menu ‘Status Messages’
When a status message is active, the message list display is
called up directly by pressing the button once.
Message list and detailed view
Figure 54: List of status messages and detailed view
The message list with the short text of the status messages is
displayed in the ‘Status Messages’ menu.
By pressing the button, the detailed view of the individual
status messages is displayed; in the detailed view, the time and
date of occurrence, as well as cancellation or acknowledgment of
the status message are displayed.
Note
For a detailed description of errors and information regarding
troubleshooting, refer to the chapter titled "Diagnosis / Error
messages" in the operating instruction.
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