A&D BM series, Instruction Manual

Page: 43 / 116

BM series 41
8.6.
Calibration Test Using an External Weight
This function checks the accuracy of weighing using an external weight.
This is available only when the "GLP output (
info
)" parameter is set to "
1
", "
2
" or "
3
".
Calibration test does not perform adjustment.
1 Connect the AC adapter and warm up the balance for at least
one hour with nothing on the weighing pan.
2 Press and hold the
CAL
key until
CC out
is displayed,
then release the key.
3 When CC 0 is displayed, proceed as follows:
If you want to change the target weight, press the
RANGE
key and proceed to Step 4. A list of usable weights is on
page 36.
If the current target weight value is used, proceed to Step 5.
4 Specify the target weight value as follows:
RANGE
key........ To switch blinking digits.
RE-ZERO
(
+
)key... To select the target weight or adjust the
weight value. Refer to page 36.
PRINT
key.......... To store the new target weight value.
Even if the AC adapter is removed, the
data is maintained in non-volatile memory.
CAL
key............. The key to cancel the operation and
return to
CC 0
.
5 Confirm that there is nothing on the pan and press the
PRINT
key. The balance measures the zero point.
Do not allow vibration or drafts to affect the balance.
The balance displays the target weight value.
6 Place the displayed target weight on the pan and press
the
PRINT
key. The balance measures the target weight.
Do not allow vibration or drafts to affect the balance.
7
end
is displayed.
Remove the weight from the pan.
8
glp is displayed and the calibration test report is output and
stored. Refer to "GLP output (
info
)" and "Data memory
(
data
)" of the function table in "
11.2. GLP Report
" and "
12.
Data Memory
".
9 The balance will automatically return to the weighing mode.
MODE
(
-
)key
Press and hold
Release
Select a weight
Place the weight
Remove the weight
Adjust the value
GLP output
Example:
New value
100.0012 g
New value