Service Operations and Testing
Service Operations
VT300 Technical Manual, Rev. A4
71
Doc
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TM-VT300-EN
Access
SYSTEM
>
2CAL
>
INIT
to reset all calibration parameters, and
general parameters in the
PAR
submenu (see section
5.2), pertaining to
scale 2.
Access
SYSTEM
>
SET
>
INIT
to reset all parameters defined in the
SYSTEM
>
SET
menu. These are general operational parameters (see section
5.3);
communication parameters and custom ticket formats (see chapter
6);
custom reference codes (see section
9.1); setpoint parameters (see section
7.3) and tilt switch options (see section
7.5).
8.1.4
Displaying Remaining Battery Capacity (WEIGH > BATTERY)
To display remaining battery capacity:
Press
MENU
and navigate to
WEIGH
>
BATTERY
. The current battery charge is
displayed as a percentage of total capacity. Press
ESC
to exit.
8.1.5
Checking Calibration Seal (MISC > 1/2OIML)
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
4.5). 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. Press
MENU
and navigate to
MISC
>
1OIML
. Or, if you want to check scale 2,
navigate to
MISC
>
2OIML
.
2. Press
ENTER
. If JP1 is currently in the sealed position, the word
SEALED
appears on
the display briefly. Following this, the audit trail counter is displayed.
8.1.6
Viewing Load Cell mV (TEST > CVM)
To
view
an
mV
meter:
Press MENU and navigate to
SYSTEM
>
TEST
>
CVM
. The indicator loads
calibration data, and displays mV transmitted by the load cell.
8.1.7
Viewing A/D Count (TEST > A/D)
To view the A/D count:
Press MENU and navigate to
SYSTEM
>
TEST
>
A/D
. The indicator shows the
analog-to-digital converter internal count. Press
ESC
to exit.
