A&D HR-300i, Instruction Manual

Page: 24 / 62

22
8.3.
Calibration Test Using an External Weight
This function tests the weighing accuracy using an external weight.
Calibration test report can be output with "GLP output ( info )"
(Calibration test does not perform calibration).
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 The balance displays
CC 0
.
If the target mass is changed, press the
RANGE
key and
proceed to step 4. A list of usable weights is on page 20.
If the current target mass value is used, proceed to step 5.
4 Specify the target mass value as follows:
RANGE
key............The key to switch blinking figures.
RE-ZERO
(+)key.......The keys to select the target mass or
adjust the mass value. Refer to page
20. Even if the AC adapter is removed,
the data is maintained in non-volatile
memory.
PRINT
key..............The key to store the new mass value.
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 1
key. The balance measures the zero point and displays the
measured value. Do not allow vibration or drafts to affect the
balance. The balance displays the target mass value.
6 Place the displayed target mass on the pan and press the
1 PRINT
key. The balance measures the target mass and
displays the measured value. Do not allow vibration or drafts
to affect the balance.
7 The balance displays
end
.
Remove the weight from the pan.
8 The
balance displays
glp
and outputs "calibration test
report. Refer to "11.2. GLP Report" of the function table for
details.
9 The balance will automatically return to the weighing mode.
Release
Press
and
hold
Select
Place weight
Remove
GLP output
Example:
New weight
100.0012 g
Specify
MODE
(-)key