Vishay VT 200, Technical Manual, Page: 72 / 84

Service Operations and Testing
Service Operations
VT200/220 Technical Manual, Rev 1.00.01
72
Doc # TM-VT200/220-EN
To set date, time and serial number:
1. Access the function menu and select function 05.
2. The display shows
dAtE
briefly, and then the date (in either of the formats
DDMMYY
or
MMDDYY
, depending on setup parameter 1.4). Edit the date, using
P.TARE
( ) to
change the current digit, and
TARE
( ) to move to the next digit. When you are
done, press
PRINT
( ).
3. The display shows the current time in
HHmmSS
format (hours, minutes, seconds).
Edit the time and press
PRINT
( ).
4. The display shows the current alibi memory serial number (this number appears on
tickets printed by the indicator). Edit this number and press
PRINT
( ).
8.1.3
Displaying Remaining Battery Capacity (Function 02)
To display remaining battery capacity:
Access the function menu and select function 02. The battery charge is displayed
as a percentage of remaining capacity. Press
ESC
( ) to exit.
8.1.4
Checking Calibration Seal (Function 48)
In order to check that calibration has not been tampered with. This can be verified by
means of the audit trail counter, which increments each time calibration parameters
are changed, and by means of a jumper (for more information, see section
4.4). Use
the procedure below to see the current value of the counter and the current position
of the jumper.
To check calibration seal and audit trail counter:
1. Access the function menu and select function 48.
2. The display shows the audit trail counter. Check to see that this counter is the
same as it was after the last authorized calibration. Press
PRINT
( ).
3. The display shows the status of the physical calibration seal. Press
ESC
( ) to exit.
8.1.5
Viewing Load Cell mV (Function 80)
To view an mV meter:
Access the function menu and select function 80. The indicator loads calibration
data, and displays mV transmitted by the load cell.