• P+F Thru-beam sensor LD28/LV28-F1/47/74/76a

    P+F Thru-beam sensor LD28/LV28-F1/47/74/76a

    Thru-beam sensor

    LD28/LV28-F1/47/74/76a

P+F Thru-beam sensor LD28/LV28-F1/47/74/76a

Universal series with highly versatile fields of use

Resistant against noise: reliable operation under all conditions

Highly visible LED as alignment aid in receiver optics

Emitter with test input

Version with red light

P+F Thru-beam sensor LD28/LV28-F1/47/74/76a

General specifications

Effective detection range    0 ... 30 m    

Threshold detection range    40 m    

Light source    LED    

Light type    modulated visible red light , 660 nm    

Alignment aid    LED red (in receiver lens)
illuminated constantly: beam is interrupted,
flashes: reaching switching point,
off: sufficient stability control    

Transmitter frequency    F1 = 25 kHz    

Diameter of the light spot    approx. 0.6 m at 30 m    

Angle of divergence    Emitter 1.2°,
Receiver 5°    

Ambient light limit    50000 Lux    


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Pepperl+Fuchs is a leading developer and manufacturer of electronic sensors and components for the global automation market. Continuous innovation, enduring quality, and steady growth have been the foundation of our success for more than 70 years. Pepperl+Fuchs employs 6,200 people worldwide and has manufacturing facilities in Germany, USA, Singapore, Hungary, Indonesia and Vietnam, most of them ISO 9001 certified.   © 2019 All Rights Reserved.