KEYENCE FS-N10 Series - Manual (Page 31)

3-3 Adjusting Sensitivity
3
Ba
sic
Oper
ati
on
3-9 - Digital Fiber Sensor FS-N10 Series User's Manual -
This function automatically judges 2 states (workpiece presence/absence, etc.), and
calibrates the current value to "
100.0 " and " .0 ".
This is useful when the detector is moving at high speed, etc.
* Not available for the FS-N10 Series shipped before March 10, 2011.
Enabling the full auto preset function
1
When the PST indicator is OFF, con-
tinue pressing the [PRESET] button
until "
Auto " flashes while the work-
piece passes through.
2
After the workpiece has completely
passed through, release the [PRESET]
button.
Calibration is complete after the setting
value flashes momentarily, and then
stops (lights up).
The PST indicator lights in green, and the
setting value is set to "
50.0 ".
• When the received light intensity is in a saturated condition (more
than the amount specified in "Display Gain" (page 4-32).), full-auto-
matic preset function is disabled. ("
---- ---- " will appear during
step 2.)
"Light emission/Received light intensity adjustment (Saturation
Canceling)" (page 3-18)
Full Auto Preset Function
Workpiece
Setting
value
MAX
MIN
Time
Receiv
ed
light intensity
The area near the maximum value
of the received light intensity while
the [PRESET] button is pressed is
set as "
100.0 ", and the area near
the minimum value is set as " .0 ".
1
2
" 100.0 "
" 50.0 "
" .0 "
Point