Digital Fibre Optic Sensors

FS-N series

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Fibre Unit Thrubeam type FU-79U

FU-79U - Fibre Unit Thrubeam type

*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.





Optical axis diameter
(Standard target to be detected)

ø0.5 mm

Fibre unit length

1 m free-cut

Minimum bend radius

R2 mm

Minimum detectable object

Opaque material with a diameter of 0.005 mm *2

Tightening torque

0.6 N m

Environmental resistance

Ambient temperature

-40 to +50 °C (No freezing)

Relative humidity

35 to 85 % RH (No condensation)


Core fibre : acrylic, fibre sheath : nylon, case : SUS303


Fibre cutter, FU adapter, mounting screws


Approx. 4 g

*1 For details on the detecting distance, see the fibre amplifier catalogue.
*2 The minimum detectable object is the value when the detecting distance and sensitivity have been set to their optimal state.

Data Sheet (PDF) Other Models