Changing The Number Region Divisions; Inspecting Plain Regions; Unstable Search Results - Omron FQ2-S4 User Manual

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Changing the Number Region Divisions

You can change the number of divisions of the registered model. The default setting is 5 × 5.
[Inspect] − [Inspection] − [Sensitive Search] − [Modify] − [Details] Tab Page − [Model
parameter] − [Sub-model number]
Parameter
Sub-model number

Inspecting Plain Regions

Density deviations are used to inspect sections that are set as plain regions during teaching.
[Inspect] − [Inspection] − [Sensitive Search] − [Modify] − [Details] Tab Page − [Model
parameter] − [Plain inspection]
Parameter
Plain inspection

Unstable Search Results

Inclined Measurement Objects
Adjust the [Angle range] parameter to increase the range in which a search is made for the model.
The Search inspection item judges whether an image is OK or NG according to the correlation with a
previously registered image pattern. For this reason, if the object is at an angle, the correlation is reduced and
the image may be judged as NG. To achieve an OK judgement for the same image pattern even when the
object is at an angle, the rotation range must be widened.
− [Inspection] −
[Inspect]
1
Set [Rotation] to [Yes].
2
Press [Angle range] and set the following range.
Parameter
Angle range
Correlation Is Inconsistent Due to Low Contrast
Adjust the brightness to improve the contrast of the mark.
Adjust the brightness: p. 61
158
Inspecting with the Sensitive Search Inspection Item
Setting
3 × 3, 5 × 5 (default), or 9 × 9
Setting
Yes or No (default)
[Sensitive Search]
Setting
Range: −180 to 180
Default: Lower limit: −180,
Upper limit: 180
Description
Sets the number of divisions of the registered model.
Description
Enables or disables inspecting plain sections.
[Modify]
[Details] Tab Page
Description
A search is performed within the set angle range.
The larger the angle range, the longer the processing time.
Important
If you change the angle range, perform teaching again.
p. 138
[Model parameter]
FQ2-S4 User's Manual

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