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R
•
none of the remaining measurements shall be
below 0.9 x NDFT.
To PASS 90/10
At least 90% of
all
readings
must be in this
zone...
NDFT
AND
0.9 x
NDFT
... no readings
must be in this
SUBSTRATE
zone
Figure 37. Pass/Fail criteria for 90/10 rule
32
90/10 FAILED if
Less than 90%
of all readings
are
in
zone...
OR
COATING
... any readings
are in this zone
When PSPC statistics are selected the standard
statistics displayed on the screen are replaced by
those for PSPC (Figure 38):
Figure 38. PSPC statistics - selected and
displayed on reading screen
this
While you are taking readings with PSPC statistics
selected, your gauge will beep and flash the LED:
Pass
Fail (90%)
Fail (<0.9xNDFT)
6.6 DISPLAY
Only applies when using dual function probes.
Allows selection of the types of readings used in the
statistical calculation when a dual function probe is
connected.
Probe
Options
FNF
F, N or F and N combined
F1 2
F1, F2 or F1 and F2 combined
:
1 beep
Green flash
:
3 beeps Green flash
:
3 beeps Red flash
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