Keyence FS-N10 Series Manual de usuario Pagina 34

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3-3 Adjusting Sensitivity
3
Basic Operation
3-12
- Digital Fiber Sensor FS-N10 Series User's Manual -
This sensitivity setting method is useful if the received light intensity is reduced by
dust or dirt.
The setting value is calibrated to be slightly than the light intensity received when it is
determined.
1
When a workpiece is absent for the
reflective model, or when a workpiece
is present for the thrubeam model/
retro-reflective model, press and hold
the [SET] button for 3 seconds or
more.
Release the button when "SEt" flashes.
Calibration is complete after the setting
value flashes momentarily, and then stops
(lights up).
Press the button to adjust the setting
value.
When performing two-point calibration on channel 2 of the 2-output type,
set the channel switch to " ".
Maximum Sensitivity Calibration
Workpiece
Setting value Setting value
Thrubeam Model/Retro-reflective Model
Reflective Model
Received light intensity Received light intensity
No workpiece
With workpiece No workpiece*
With workpiece*
1
1
* Where detection occurs on a target having a background, the maximum sensi-
tivity setting ignores the background. Maximum sensitivity setting is not avail-
able if the background is more reflective than the workpiece.
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