Panasonic LightPix AE20, User Manual

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4.6.5 Teaching in TEACHING mode
In TEACHING mode, you can make and save the following settings for each product type
•
Exposure time: 0.03 to 50.00 ms
•
Binary level: To set a threshold value in order to obtain a binary
•
Inspection area size/position: Sets the area where a length is detected
•
Base length: Min. and max. lengths are saved as judgement criteria
When you pressed the TRIGGER button (<6>), the value for the length detected within an inspection area
is saved.
Type of teaching
There are following two ways of performing a teaching:
•
Teaching for OK products only
•
Teaching for OK and NG products
When performing a teaching, the allowable limit for the distance set in JUDGEMENT CRITERIA SETTING
mode is automatically set, but the distance varies depending on the type of teaching. See the table below.
Type Allowable range to be set automatically
Teaching for OK product only Edge distance when executing a te/- 5%
Teaching for OK and NG
products When the limit for NG product is lower than that for OK product
(short distance):
•
Plus: Distance value when executing a te 5%
•
Minus: Median between the distance values for OK product
and NG product
When the limit for NG product is higher than that for OK product
(long distance):
•
Plus: Median between the distance values for OK product
and NG product
•
Minus: Distance value when executing a teaching – 5%
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