DFA400 Rev150730
19
Program Access Mode
To gain access to the program features a three-digit program code must be entered.
Review the Program Code Descriptions or refer to Table 1. Program Code Quick
Reference for the proper three-digit code.
Note: There is a time-out feature that returns the program to normal operation
in ve seconds if input is not detected.
Select Program Access Mode
Turn on power. Press the MODE button and hold it until the display shows four
dashes. The program is ready for a three-digit program code to be entered.
Enter Program Code
Note: There is a time-out feature that returns the program to normal operation
in ve seconds if input is not detected.
1. Select the Program Access Mode (four dashes are shown in the display).
2. Press the MODE button. The number 100 shows in the display with the rst
digit (1) ashing. Each time the MODE button is pressed the number increments
by 1. Set the rst digit to the desired number.
3. Press the TOTAL button. The second digit ashes. Each time the TOTAL button
is pressed the number increments by 1. Set the second digit to the desired number.
4. Press the MODE button. The third digit ashes. Each time the MODE button is
pressed the number increments by 1. Set the third digit to the desired number.
When a valid three-digit program code is entered, a program value or an option
shows in the display. If an invalid code is entered an error code shows in the display.
Note: When a valid code has been entered and a program value or an option
shows in the display, the time-out feature is disabled.
Change Values or Options
Press the MODE button to select the digit to be change. The digit ashes. Press
the TOTAL button to change the digit or the option choice.
Exit Program Access Mode
Press and hold the MODE button and then press the TOTAL button and hold them
until the display shows four dashes. Release the buttons and enter a new code, or after
ve seconds the program times out and returns to normal operation.
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