Elcometer 456 Operating Instructions Manual page 29

2. Place probe on calibration standard. The gauge will
display a reading.
3. Lift probe and then replace on calibration standard.
Gauge displays the average ( ) of these readings
and the last reading. Repeat this action until a
stable reading is obtained.
First reading
Figure 22. Step 1 - Calibration adjustment on
To reject the displayed reading and start the
calibration procedure again, press both the Up and
Down softkeys at the same time.
To adjust the displayed reading until it is correct
relative to the thickness standard use the Up/Down
softkeys.
4. Press SET softkey to accept the value.
Note: - - - indicates over-range (Figure 23). Taking a
reading within range clears this screen.
Step 2
1. Place probe on uncoated standard or zero plate.
The gauge will take and display a reading.
2. Lift probe and then replace on uncoated standard or
zero plate. Gauge displays the average ( ) of these
thickness standard
Figure 23. Over-range reading
Second reading
Average
Last
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