Ohaus AP250E ANALYTICAL Plus Electronic Balances - Manual (Page 46)

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Net Net Net Net Net
Weight shown on the display can be referred to as a zero value (gross value) or tare
value (net value). When enabled the display value also has GROSS/NET Indicator
turned ON, this feature will allow you to obtain a zero value by a long press on .
A short press is a tare.
Net Weight Net Weight Net Weight Net Weight Net Weight - the weight of a material or sample after deducting the weight of its
packaging or container with which it had previously been weighed.
Gross Weight Gross Weight Gross Weight Gross Weight Gross Weight - the weight of object or sample (Net Weight) including container or
packaging.
NOTE NOTE NOTE NOTE NOTE: When in a weighing mode, switches between Gross weight and
Net weight.
The Net function can be set either ON or OFF.
1. Access the menu under the Setup Options menu.
2. .
3. or .
4. .
SCIENTIFIC NOTATION SCIENTIFIC NOTATION SCIENTIFIC NOTATION SCIENTIFIC NOTATION SCIENTIFIC NOTATION
Number Number Number Number Number
Between Between Between Between Between
Conv. Conv. Conv. Conv. Conv. 0.1 and 0.1 and 0.1 and 0.1 and 0.1 and Power Power Power Power Power Man- Man- Man- Man- Man-
Factor Factor Factor Factor Factor 1.999999 1.999999 1.999999 1.999999 1.999999 of 10 of 10 of 10 of 10 of 10 tissa tissa tissa tissa tissa Exp. Exp. Exp. Exp. Exp.
123.4 = .1234 x 1000 = .1234 x 10 3
12.34 = .1234 x 100 = .1234 x 10 2
1.234 = .1234 x 10 = .1234 x 10 1
.1234 = .1234 x 1 = .1234 x 10 0
.01234 = .1234 x .1 = .1234 x 10 -1
.001234 = .1234 x .01 = .1234 x 10 -2
.000123 = .123 x .001 = .123 x 10 -3
Custom Unit or Volume Selection Custom Unit or Volume Selection Custom Unit or Volume Selection Custom Unit or Volume Selection Custom Unit or Volume Selection
Custom Unit is enabled when Unit 3 under Unit Selection is selected. When you need
to display weight measurements in a weighing unit other than those provided standard
with the balance, this feature can be used to create your own custom weighing unit.
It permits you to enter a conversion factor
which the balance will use to convert grams
to the desired unit of measure.
Conversion Weight Weight
Factor x in = in
grams custom unit
Conversion factors are expressed in sci-
entific notation and entered into the bal-
ance in three parts:
•
a number between 0.1 and 1.999999
called the mantissa
•
a power of 10 called the exponent
•
a least significant digit (LSD)
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