Pepperl+Fuchs RL28-55/47/82b/105

Retroreflective sensor
SKU: RL28-55/47/82b/105
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  • Ultra bright LEDs for power on, weak signal indication and switching state
  • Not sensitive to ambient light, even with switched energy saving lamps
  • Waterproof, degree of protection IP67
  • Protection class II
All description
Manufacturer: Pepperl+Fuchs
Description:

The Retroreflective sensor from Pepperl+Fuchs is designed for a diverse range of industrial applications, providing reliable detection capabilities in challenging environments. This sensor utilizes advanced retroreflective technology, which enables it to effectively detect objects without direct line-of-sight. It is particularly useful in scenarios where space is limited or where equipment layout requires a more flexible approach to sensing.

With features such as ultra-bright LEDs indicating power status and switching state, this sensor offers intuitive operational feedback. Its robust design ensures reliable performance even under varying ambient lighting conditions, including environments with energy-saving lamps. Furthermore, the sensor’s IP67 rating guarantees protection against dust and water ingress, making it suitable for both indoor and outdoor applications. Common uses include automation systems, conveyor belt monitoring, and material handling processes.

Control elements sensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch
Ambient temperature -40 … 60 °C (-40 … 140 °F)
Mass 70 g
Reflector distance 0.05 … 17 m
Function indicator 2 LEDs yellow, light up when light beam is free, flash when falling short of the stability control, off when light beam is interrupted
Ambient light limit 80000 Lux
Polarization filter yes
Switching type light/dark on switchable
Response time 0.5 ms
No-load supply current 40 mA
Operating voltage 10 … 30 V DC
Angle of divergence emitter 1.2�
receiver 2�
Switching frequency 1000 Hz
MTTFd 950 a
Product standard EN 60947-5-2
Housing depth 54.3 mm
Storage temperature -40 … 75 °C (-40 … 167 °F)
Mission Time (TM) 20 a
Switching current max. 200 mA
Housing width 25.8 mm
Switching voltage max. 30 V DC
Connection 5-pin, M12 x 1 connector
Reference target H85-2 reflector
Diameter of the light spot approx. 290 mm at a distance of 17 m
Operation indicator LED green
Effective detection range 0 … 17 m
UL approval E87056 , cULus Listed , class 2 power supply , type rating 1
Degree of protection IP67
Ripple 10 %
Light type modulated visible red light , 660 nm
Protection class II, rated voltage 250 V AC with pollution degree 1-2 according to IEC 60664-1
Pre-fault indication output 1 PNP, inactive when falling short of the stability control for 10;s
immediately inactive if 4 light beam interruptions take place
Threshold detection range 21 m
Diagnostic Coverage (DC) 0 %
Light source LED
Signal output 2 PNP, complementary, short-circuit protected, reverse polarity protected , open collectors
Housing height 88 mm
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