21
1 Press the RE-ZERO key to set the display to zero.
2 Place the sample on the weighing pan and wait for
the stabilization indicator to turn on.
3 Press the PRINT key to add the data displayed to
statistical calculation. The number of data on the upper
left of the display increases by 1.
4 Repeat steps 1 to 3 for each weighing.
Outputting the statistical results
5 Each time the MODE key is pressed, the display changes:
the results as selected in “Statistical function mode output
items (
5taf
)”,
and
.
Notes
When the number of data is 1, the coefficient
of variation is displayed as - - - - - - - .
When the average is 0, the coefficient of
variation is displayed as - - - - - - - .
Statistical items are indicated on the upper left
of the display using the following symbols.
Symbol Statistical
item
5um
Sum
1
max
Maximum
1
min
Minimum
1
r
Range (Maximum – minimum)
1
ave
Average
1
5d
Standard deviation
1
Cv
Coefficient of variation
M
max
%
Relative error of maximum value
M
min
%
Relative error of minimum value
6 While the results are displayed, press the
PRINT key to output the results.
Output example
To delete
the latest data
To clear
the statistical
data
Displays the statistical results
selected in the function table
Outputs the results
Sample
Weighing
pan
Содержание HR-100A
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