4. calibration using an external weight – A&D Weighing GF-32K User Manual
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8-4. Calibration Using An External Weight
This function calibrates the balance using an external weight.
Step 1 Connect the AC adapter and warm up the balance for at
least 30 minutes with nothing on the weighing pan.
Step 2 Press and hold the
CAL
key until
Calout
is
displayed, then release the key.
Step 3 The balance displays
Cal 0 .
If you want to change the calibration weight,
press the
SAMPLE
key and go to step 4.
If you use the calibration weight value stored in
the balance, go to step 5.
Step 4 Specify the calibration weight value as follows:
SAMPLE
key... To switch the display condition to: "All of the
segments blinking" (calibration weight
selection mode) or "The last two digits
blinking" (value adjustment mode).
RE-ZERO
key.. To select the calibration weight or adjust the
value. In the value adjustment mode, -15
digits appear after +15 digits.
key...... To store the new weight value. Even if the
AC adapter is removed, the data is
maintained in non-volatile memory.
CAL
key ......... To cancel the operation and return to
Cal 0
.
Step 5 Confirm that there is nothing on the pan and press the
key. The balance measures the zero point.
Do not allow vibration or drafts to affect the balance.
The balance displays the calibration weight value.
Step 6 Place the displayed calibration weight on the pan and
press the
key. The balance measures the
calibration weight. Do not allow vibration or drafts to
affect the balance.
Step 7 The balance displays
end
.
Remove the weight from the pan.
Step 8
If the "GLP output (
info
)" parameter, of the function
table, is set to "
1
" or "
2
", the balance displays
glp
and
outputs "Calibration Report" using the RS-232C
interface or stores the data in memory. For details on
the calibration report format, refer to "11-2 GLP Report".
Step 9 The balance will automatically return to the weighing mode.
Step 10 Place the calibration weight on the pan and confirm that the value displayed
is within
±
2 digits of the specified value. If it is not within the range, check
the ambient conditions such as breeze and vibration also check the
weighing pan. Then, repeat steps 1 to 10.
Release
Select
Example:
New weight
10001.2 g
Place weight
Remove
GLP output
Press and hold