Panasonic PV500 User Manual page 107

Setting an Inspection Area
Set an area to measure gray average.
1.
Select "Area Setting" in "Gray Window" setting window.
2.
Select "Area".
"Area Setting" window is displayed.
3.
Select a shape of inspection area from "Change Shape".
Select from Rectangle, Ellipse, Circle and Polygon.
4.
Select "Change" and draw an area.
Refer to section of Drawing an Inspection Area (page 47).
5.
After drawing is completed, press the CANCEL key.
Using Area Size Adjustment
Area Size Adjustment is a function for inspecting variable-sized objects. The function adjusts an inspection
area according to the size of the object detected with Area Size Adjustment checker.
Refer to Chapter 4.9, page 208, about Area Size Adjustment and the setting procedure.
When you want to exclude a part from inspection (Mask area)
Up to 16 mask areas, where checker does no inspection, can be set in an inspection area. Select "Add Mask" in
"Area Setting", specify a shape and draw an area.
For details, refer to page
Setting Judgement Limits
Set a tolerance (Maximum and Minimum values) of gray average. If the measured gray average is within the
tolerance, the object will be judged as "OK", if it is out of it, the object will be judged as "NG".
1.
Select "Judgement Limits".
2.
Input the setting values for "OK Judge. Max." and "OK Judge. Min".
3.
After inputting is completed, press the CANCEL key.
Running a Test
Confirm if the current settings perform an inspection properly.
1.
Press the TRIG key.
When a live image is displayed on the screen, PV captures a new image first and runs a test. When a
memory image is displayed, it runs a test using the current memory image without capturing any images.
Position adjustment and area size adjustment are also executed at the same time if they are used.
2.
Confirm the inspection result.
51 , "Setting a Mask Area".
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