Keyence FS-N10 Series Bedienungsanleitung PDF herunterladen (Seite 30)

3-3 Adjusting Sensitivity

Basic Operation

3-8

- Digital Fiber Sensor FS-N10 Series User's Manual -

This function calibrates the reference state to ".0" and the state at which the received

light intensity is slightly higher as "100.0".

This function is useful with the reflective model to detect while using the background

as a reference.

* Not available for the FS-N10 Series shipped before March 10, 2011.

Enabling the maximum sensitivity preset function

When no workpiece is present for the

reflective model, or when a workpiece

is present for thrubeam model/retro-

reflective model, press and hold the

[PRESET] button for 3 seconds or more

while the PST indicator is OFF.

Release the button when "

Auto

" flashes.

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 amount of the light received is in saturated state (at a

value higher than at the time of extended display on page 4-30),

maximum sensitivity preset function cannot be implemented.

("---- ----" is indicated when operating 1.)

"Light emission/Received light intensity adjustment (Saturation

Canceling)" (page 3-18)

Disabling the maximum sensitivity preset function

When the PST indicator is lit, press and hold the [PRESET] button.

• The PST indicator turns off, indicating that the maximum sensitivity preset func-

tion has been disabled.

Maximum Sensitivity Preset Function

Workpiece

Setting value

Thrubeam Model/Retro-reflective Model

Reflective Model

Received light intensity Received light intensity

No workpiece

With workpiece

No workpiece*

With workpiece*

Saturation point

"100.0"

"50.0"

".0"

"100.0"

"50.0"

".0"

Saturation point

* Where detection occurs on a target having a background, the maximum sensitiv-

ity setting ignores the background. Maximum sensitivity setting is not available if

the background is more reflective than the workpiece.

Point

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