Installation, use and maintenance manual
35
5.4 P
ROTECTION FROM LIGHT RADIATION
It is necessary to avoid sources of light or infrared radiation extraneous to the process (light-bulbs,
windows, reflections from the rolled product, etc.) that might be within the observation field of the
detector.
Correct installation shown in fig. 10: the observation field of ID2202 is from top to down, while a screen
protects it from external light sources.
10.
Example of correct positioning
Incorrect installation shown in fig. 11:
the observation field of ID2202 is from down to top (non opportune)
light sources affect the ID2202, thus increasing the risk of incorrect detection.
11.
Example of incorrect positioning
Protection screen
Danieli Automation Standard - Installation Use and Maintenance Manual - ID2202
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