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Thru-beam sensor LA28/LK28-Z-F2/31/116

LA28/LK28-Z-F2/31/116
  • 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
  • Programmable time function GAN, GAB, IAB as well as GAN-IAB and GAN-GAB as double function

Please note: All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH, also apply to Pepperl+Fuchs AG.

Stáhněte si kompletní katalogový list ve formátu PDF:


Výňatek z katalogového listu: Technická data   LA28/LK28-Z-F2/31/116

Popis produktu
Thru-beam sensor
System components
EmitterLA28-F2/116
ReceiverLK28-Z-F2/31/116
General specifications
Effective detection range0 ... 65 m
Threshold detection range90 m
Light sourceLED
Light typemodulated visible red light
Alignment aidLED red (in receiver lens)
illuminated constantly: beam is interrupted,
flashes: reaching switching point,
off: sufficient stability control
Transmitter frequencyF2 = 30 kHz
Diameter of the light spotapprox. 1.3 m at 65 m
Angle of divergenceEmitter 1.2°,
Receiver 5°
Ambient light limit50000 Lux
Functional safety related parameters
MTTFd490 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Indicators/operating means
Operation indicatorLED green
Function indicatorLED yellow:
1. LED lit constantly: signal > 2 x switching point (function reserve)
2. LED flashes: signal between 1 x switching point and 2 x switching point
3. LED off: signal < switching point
Control elementssensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch
Electrical specifications
Operating voltage12 ... 240 V AC/DC
Power consumption≤ 3.5 VA
Output
Switching typelight/dark on, switchable . (selectable, light/dark switching is only activated if the receiver has 'dark on' selected.)
Signal outputRelay, 1 alternator
Switching voltagemax. 250 V AC/DC
Switching currentmax. 2 A
Switching powerDC: max. 50 W AC: max. 500 VA
Switching frequency25 Hz
Response time20 ms
Timer functionON delay (GAN), OFF delay (GAB), one shot (IAB), ON delay-OFF delay (GAN-GAB), programmable
adjustment range 0.1 ...10 s
Conformity
Product standardEN 60947-5-2
Approvals and certificates
EAC conformityTR CU 020/2011
TR CU 004/2011
Protection classII, rated insulation voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1 Output circuit insulated from control circuit in accordance with IEC 61140.
Caution!
The protection class 2 is only valid when the terminal compartment is closed.
UL approvalcULus Listed
Caution: This equipment is considered as open-type equipment. It must be mounted within an enclosure, that is suitably designed for protection against internal fire and personal injury resulting from accessibility to live parts according UL 508.
CCC approvalCertified by China Compulsory Certification (CCC)
Ambient conditions
Ambient temperature-40 ... 60 °C (-40 ... 140 °F)
Storage temperature-40 ... 75 °C (-40 ... 167 °F)
Mechanical specifications
Housing width25.8 mm
Housing height88 mm
Housing depth65.5 mm
Degree of protectionIP67
Connectionterminal compartment with 8 spring-loaded terminals for wire cross section 0.5 ... 1.5 mm2 , Insulation stripping 7.5 ... 8.5 mm , M16 x 1.5 cable gland
Material
HousingPlastic ABS
Optical facePlastic pane
Mass200 g (emitter and receiver)

Documents: LA28/LK28-Z-F2/31/116

Instruction leafletsJazykTyp souboruVelikost souboru
Instruction leaflet / Beipackzettel ALLPDF417 KB

Approvals+Certificates: LA28/LK28-Z-F2/31/116

CertificatesČíslo certifikátuTyp souboruVelikost souboru
Canada USA UL Ordinary Location20170307-E87056PDF403 KB
China CQC CCC2011010305467440PDF2156 KB

Související produkty: LA28/LK28-Z-F2/31/116

Accessories
Mounting aid for round steel ø 12 mm or sheet 1.5 mm ... 3 mmfa
Mounting bracket fa
Mounting bracket fa
Mounting bracket fa
Mounting bracket for rear wall mountingfa
Weld slag cover modelfa