24
Visit our website
TA Plus Balance
4.1 Span Adjustment
Because an electronic balance is affected by the acceleration of gravity, a span adjustment is needed at every weighing
location. The span adjustment is also needed when using the balance for a long period of time and when an accurate indication
doesn’t display any longer.
4.1.1 Span Adjustment with External Weight
3. Press
to change the mode.
4. Press
to scroll to
Maintenance
.
5. Press
to scroll to
631 EX CAL
.
6. Press
to start the span adjustment.
Cal Started
displays.
7. Press
or
to select the minimum interval for rounding the weight of the external weight.
Interval
Rounding Weight
1
0.0001 g
2
0.0002 g
5
0.0005 g
10
0.001 g
Table 4-1. External Weight
8. Press
to set the interval.
9. Press
to select a weight used for span adjustment.
An error of UC shown on the display may indicate the use of a weight less than the weighing capacity was used.
10. Press
to initiate the zero span adjustment.
On 0
and
on
processing
is displayed followed by
on F
.
11. Place the weight in the center of the weighing pan and on completion of the span adjustment, the display changes to
631 EX CAL
.
12. Remove weight from the weighing pan and press
.
4.1.2 Span Test with External Weight
Make sure to use the external weight that is equal to the weighing capacity of the balance model.
1. Press
to change the mode.
2. Press
to scroll to
Maintenance
.
3. Press
to scroll to
632 EX SPAN TEST
.
4. Press
to start the span test.
on 0
and
processing
displays. On completion of the zero point, the display
changes to
On FS.
5. Place a weight in the center of the weighing pan.
On FS
displays then changes to
INSTRUMENTAL ER
.
6. Press
and
632 EX SPAN TEST
displays.
7. Remove weight from the weighing pan and press
.
Note
Note
