A&D AD-8923-BCD Instruction Manual - Calibration Procedure
9
Calibration procedure
Calibrates the AD-4212C using the calibration weight.
Operation
1. Warm up the AD-4212C for 30 minutes or more with
nothing on the pan.
2. Press the CAL key. Cal 0 is displayed.
z
If you want to cancel calibration, press the CAL
key. The display will return to the weighing mode.
z
If you want to change the calibration mass value,
press the SAMPLE key.
Press the RE-ZERO key to select the mass value,
and press the PRINT key to store it. Cal 0 is
displayed.
3. Confirm that there is nothing on the pan and press
the PRINT key. The AD-4212C measures the zero
point. Do not allow vibration or drafts to affect the
AD-4212C.
The calibration weight value is displayed.
4. Place a calibration weight, of the weight value
displayed, on the pan and press the PRINT key.
The AD-4212C measures the calibration weight.
Do not allow vibration or drafts to affect the
AD-4212C.
5. end is displayed. Remove the weight from the
pan.
6. The display will automatically return to the weighing
mode.
7. Place the calibration weight on the pan and confirm
that calibration was performed correctly. If not,
check the ambient conditions such as drafts or
vibration, and repeat steps 2 through 7.
Press
Calibration
weight
Press
Press
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