Pepperl+Fuchs RLK28-55/31/116
Retroreflective sensor

Pepperl+Fuchs RLK28-55/31/116
  • Universal series with highly versatile fields of use
  • Resistant against noise: reliable operation under all conditions
  • Version with red light
  • Version with relay output
Item Number: RLK28-55/31/116
Price on Request
Total price: 0.00
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  • Overview
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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
UL approvalE87056 , cULus 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.
Diameter of the light spotapprox. 290 mm at a distance of 17 m
Product standardEN 60947-5-2
Housing height88 mm
Housing depth65.5 mm
Function indicator2 LEDs yellow, light up when light beam is free, flash when falling short of the stability control, off when light beam is interrupted
Effective detection range0 ... 17 m
Degree of protectionIP67
Switching powerDC: max. 50 W AC: max. 500 VA
Mass112 g
Signal outputRelay, 1 alternator
Reference targetH85-2 reflector
Switching typelight/dark on switchable
Switching voltagemax. 250 V AC/DC
Threshold detection range21 m
Storage temperature-40 ... 75 В°C (-40 ... 167 В°F)
Switching currentmax. 2 A
Response time20 ms
Housing width25.8 mm
Light sourceLED
Control elementssensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch
Mission Time (TM)20 a
Operation indicatorLED green
Switching frequency25 Hz
Polarization filteryes
Diagnostic Coverage (DC)0 %
Ambient temperature-40 ... 60 В°C (-40 ... 140 В°F)
Angle of divergenceemitter 1.2В°
receiver 2В°
Operating voltage12 ... 240 V AC/DC
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.
The protection class 2 is only valid when the terminal compartment is closed.
CCC approvalCertified by China Compulsory Certification (CCC)
EAC conformityTR CU 020/2011
TR CU 004/2011
MTTFd600 a
Light typemodulated visible red light
Power consumption 3.5 VA
Ambient light limit80000 Lux
Reflector distance0.05 ... 17 m


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