Elcometer Protovale 331 Operating Instructions Manual page 43

Over range, under range and blank readings are not included in the calculation
of mean, standard deviation, coefficient of variation, lowest reading and highest
reading (neither are they counted in number of readings taken).
To access statistics, open the Statistics menu.
MENU / STATISTICS
12.1 Viewing statistics
Statistics values can be viewed in a number of ways:
• As you are taking measurements, any two of the statistics values in Table 1
on page 38 can be displayed on the reading screen.
MENU / SETUP / DISPLAY / STATS ON LCD
• At any point while taking measurements, any two or all of the statistics
values can be displayed in enlarged format.
MENU / STATISTICS / ENLARGE STATS
• When a batch has been created, statistics values for the batch can be
displayed on the reading review screen.
MENU / DATA LOGGER / REVIEW BATCH
12.2 Enlarge stats
Displays the chosen statistical values as double-height characters (Figure 19).
Press ALL and use
to the Reading Screen.
STATISTICS
ENLARGE STATS
CLEAR STATS
SELECT STATS
and to view all statistical values. Press
Figure 19. Enlarged statistics
R
S
TATISTICS
Menu to return
Esc
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