13.4 Default adjustment parameter P 0.9 CAL
The parameters
P0.0
to
P0.7
are preset by the connected weighing cell and need to
be entered accordingly.
Adjustment is to be carried out by applying the weight value that is set for parameter
P0.7 wEi.
In doing this, ensure that this value for adjustment is as closely as possible
to the maximum load of the weighing cell, that is, between 80 and 100% of the
maximum load. The accuracy of the adjustment weight must correspond
approximately to or, if possible, be better than, the readability of the balance (display
unit in combination with weighing cell). Weights of different nominal values may be
used for calibration but are not optimal for technical measuring.
Sequence of operations for adjustment:
Unload weighing plate, select parameter
0.9 CAL
.
Adjustment is activated by pressing the TARE key, followed by
noCal
appearing on
the display. The display unit with the weighing cell connected carries out adjustment
for the zero point.
Once this is completed,
LoAD
will appear on the display, followed by the weight
value of the adjustment weight (value of
P 0.7 wEi
).
Place the adjustment weight on the weighing plate and press the
key.
During calibration
CAL
will appear on the display, followed by
unLoAD
.
Remove the adjustment weight and
donE
will appear on the display.
Afterwards
0.9 CAL
will be shown and you can edit additional parameters.
Parameter
0.8 St_u
allows you to set the initial weight.
13.4.1 Linearization Parameter P 0.L LinE
An existing non-linearity can be corrected with the help of this parameter.
For this purpose can be defined up to 6 linearization points. In order to do that, the
parameter
0.L LinE
must be selected after the factory adjustment (chap. 13.4) and
the weighing plate unloaded.
After having pressed the
TARE
-button, the function is activated and
„Pnt1“
appears
on the display (first linearization point).
When pressing the
button,
„0“00.000 kg
appears on the display.
The first number flashes and with the help of the
TARE
and
a-
buttons the
respective position and the value can be selected, the first linearization point is taken
over using the
button.
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