Tek-Trol Tek-LCD 7802A, Instruction Manual, Page: 28 / 43

4.4.12 Setting Up the Password (
PASSWRD
)
The Password menu is used to program a five-digit password to prevent unauthorized changes to
the programmed parameter settings. The lock symbol is displayed to indicate that settings are
protected.
Locking the Meter
Enter the Password menu and program a five-digit password.
For instructions on how to program numeric values see 4.4.2 Setting Numeric Values, page 18.
Record the password for future reference. If appropriate, it may be recorded in the space
provided.
Model:
Serial Number:
Password: _
_ - - - - -
Making Changes to a Password Protected Meter
If the meter is password protected, the meter will display the message
LOCKED
when the Menu
button is pressed. Press the Enter button while the message is being displayed and enter the
correct password to gain access to the menu. After exiting the programming mode, the meter
returns to its password protected condition.
4.4.13 Disabling Password Protection
To disable the password protection, access the Password menu and enter the correct password
twice, as shown below. The meter is now unprotected until a new password is entered.