Eddyfi Technologies TSC Amigo2, Getting Started

Page: 47 / 100

Software Overview
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Sizing a Defect
Once a defect indication has been found, it can be sized from the Analysis Ribbon.
Figure 21
Sizing
1.
The
Size
button brings up the defect information dialogue box.
2. You may need to move the defect dialogue box to one side so the Bx and Bz signals are
visible.
3.
An area of data is selected by dragging a finger across the Bz trace. This is shown in
green. The ideal place to start the selection is at a point just before the Bz signal begins
to deviate from the background value.
4.
The ideal place to end the selection is just after the Bz signal rejoins the background.
5.
If this is done correctly, the Bx background value (yellow horizontal line labelled “Bkgd”)
will be in approximately the right position. It can be manually adjusted by touching the
screen.
6. The Bx minimum value (yellow horizontal line labelled “Min”) can also be adjusted by first
pressing the button consisting of a red horizontal line and a red downward-pointing
arrow.
7.
The Bz peak and trough can be adjusted by pressing the button consisting of a red
vertical line and arrows pointing to the left and right.
8.
Enter the
Length Estimate
in the defect dialogue box.
9.
Check the
Coating Thickness
is correct.
10. Add the depth information if it is satisfactory, or press Cancel to clear the current sizing
and start again.
11.
This defect can be edited by pressing the
Defects
tab. See page 28 for more detail.
12.
The length and depth summary is added to the information pane.