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10.2.3 Span Calibration Using External Weights
The balance is adjusted using your external standard calibration weight(s).
1. Verify that the balance is in mass display and
that the pan is empty.
2. Press the [CAL] key once. “E-CAL” is displayed.
(If “E-CAL” is not displayed, return to mass display
and select menu item 3 .)
(Example)
3. Press the [O/T] key.
The value of the correct calibration weight to be
loaded is displayed and blinks.
Pressing the [CAL] key allows changes to the weight value. Modify the value using the
[UNIT] key and [PRINT] key, then press the [O/T] key. Refer to 7.4 for how to make
numerical input. To interrupt modification, press the [POWER] key. Calibration range
with external weights is designated to each model. Refer to “3. Specifications” for
calibration range. Attempt of inputting an invalid calibration weight value causes an
error message.
4. Verify that the balance is in mass display and
that the pan is empty.
5. Press the [CAL] key once. “E-CAL” is displayed.
(If “E-CAL” is not displayed, return to mass display
and select menu item 3 .)
OIML Class E2 or F1 calibration weight is recommended for calibration, depending on
your accuracy demand.
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