AD-1272 Advanced Thermal Dispersion Probe Airflow Measuring System Technical Bulletin
8
Enable, Disable, and Change the Operator PIN
The Enable Operator PIN and Change Operator PIN menu options enable or disable the Operator Menu PIN and
change the current PIN.
Note: The PIN is not set or enabled on a device with factory-default settings.
Note: If the Enable Operator PIN option is selected, the Operator Menu can only be accessed with a PIN.
To enable or disable the PIN:
1. Enter the Enable Operator PIN submenu.
2. Press UP or DOWN to choose Yes to enable the PIN or No to disable the PIN.
3. Press ENTER to confirm your selection.
To update the PIN:
1. Enter the Change Operator PIN submenu.
2. Press UP or DOWN to scroll through the numbers 0 through 9.
3. When the correct number is displayed, press ENTER to select the digit. The cursor automatically moves to the
next position. If an error is made after pressing ENTER, press ESC to return to the previous digit.
4. Enter the last digit and press ENTER to store the PIN number. The display returns to the Operator Menu
submenu display. Alternatively, press ESC to return to the Operator Menu without updating the PIN.
Note: If the PIN settings are enabled, the PIN number must be entered each time the Operator Menu is entered.
Figure 12: Operator PIN Flowchart
*Default values shown
Normal Display
Enable Operator
PIN
Change Operator
PIN
MENU
ENTER
ESC or ENTER
ENTER
ESC or ENTER
DOWN
UP
Submenu Selection Displa
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