Calibrating the balance – A&D Weighing FX-300i-PT User Manual

Page 16

7. CALIBRATING THE BALANCE

For details on calibration, read the balance instruction manual in addition to this manual.

Before calibration, refer to “3. PRECAUTIONS BEFORE USE”. Especially when calibrating the

AD-4212B-PT / AD-4212A-PT with a minimum weighing value of 0.01 mg / 0.1 mg, make sure that the

installation environment is appropriate and the balance is warmed up for the appropriate duration.

7-1 AD-4212B-PT / AD-4212A-PT

Remove the sample cup, but leave two

sample cup holders (5 mL and 30 mL) inside

the evaporation trap, as shown to the right.

2. Press and hold the CAL key until Calout

is displayed, then release the CAL key.

3. When Cal 0 is displayed, press the

PRINT key to enter the zero point.

4. After the zero point is entered, the calibration

weight value 50 is displayed.

Remove the upper part of the evaporation

trap while holding the lower part of the

evaporation trap.

Place the accessory calibration weight on the

sample cup holder (5 mL).

Attach the upper part of the evaporation trap

to the lower part, mating the tab with the

notch.

Press the PRINT key to calibrate the

weighing capacity. When end is

displayed, remove the calibration weight. The

balance will return to the weighing mode.

6. Place the calibration weight on the

sample

cup holder (5 mL) to confirm that calibration

has been completed successfully.

Calibration
weight (50 g)

Tab

Notch

Upper part of
the evaporation trap

Sample cup
holder (30 mL)

Lower part of
the evaporation trap

Sample cup
holder (5 mL)

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