KERN & SOHN KFD 1500V20LM - Manual (Page 16)

10.2 Check and adjustment of the corner load
Check of the corner load:
• Place the test weights in the centre of the load plate
and tare.
• The balance displays -0-.
• Place the test weights successively on all four
corners.
• Now the deviations are displayed with sign, write
down the values. If there are deviations out of the
tolerances (see chap. 9.1), an adjustment will be
necessary.
Adjustment of corner load:
Preparation:
• For a better control of the modifications which occur
during adjustment, select in the configuration menu
the highest readability for control purposes.
• Open connection box
Adjustment rule:
The corner (weighing cell) with the biggest negative
deviation must be set to zero. Do not re-adjust this
corner even after several adjustment sequences.
Adjustment on the analogue print
Adjustment of the weighing cells
X occurs on the
pair of potentiometers 8 and 7.
Adjustment of the weighing cells
Y occurs on the
pair of potentiometers 1 and 2.
Adjustment of the weighing cells
Z occurs on the
pair of potentiometers 9 and 10.
Adjustment of the weighing cells
[ occurs on the
pair of potentiometers 3 and 4.
• Increase the value turning to the right,
Reduce the value turning to the left.
Both potentiometers must be adjusted by the same
number of turns.
KFD V20-IA-e-1110 16