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  6. RL28-55-2547/47

RL28-55-2547/47 Retroreflective sensor

Key Benefits at a Glance

  • Sensing range up to 16 m
  • Clearly visible LEDs for Power ON, switching state and weak signal indication
  • Antivalent outputs
  • Sensitivity adjuster and light-on/dark-on changeover switch as standard features of this series
  • Not sensitive to ambient light, even with energy saving lamps
  • Dove-tail mounts and pass-through mounting holes
  • Large temperature range from -40 ... 60 °C (-40 ... 140 °F)
  • Waterproof, degree of protection IP67

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Product photo: Retroreflective sensor RL28-55-2547/47
Dimensions: Retroreflective sensor RL28-55-2547/47
Connection Assignment: Retroreflective sensor RL28-55-2547/47
Product photo: Retroreflective sensor RL28-55-2547/47
Dimensions: Retroreflective sensor RL28-55-2547/47
Connection Assignment: Retroreflective sensor RL28-55-2547/47
Product Compliance: Europe – CE
Product Compliance: USA - cULus
Product Compliance: United Kingdom – UKCA
Product Compliance: EU - protection class II
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 or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

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DatasheetClassificationProduct DocumentationApprovalsRelated Products

Technical data of RL28-55-2547/47

Retroreflective sensor with polarization filter
Effective detection range0 ... 17 m
Reflector distance0.05 ... 17 m
Threshold detection range21 m
Reference targetH85-2 reflector
Light sourceLED
Light typemodulated visible red light , 660 nm
Polarization filteryes
Diameter of the light spotapprox. 290 mm at a distance of 17 m
Opening angleemitter 1.2°
receiver 2°
Ambient light limit80000 Lux
MTTFd950 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Operation indicatorLED green
Function indicator2 LEDs yellow, light up when light beam is free, flash when falling short of the operating reserve, are off when light beam is interrupted
Control elementssensitivity adjustment (Adjustment to < 25% of the effective operating range) , Light-on/dark-on changeover switch
Operating voltageUB10 ... 30 V DC
Ripple10 %
No-load supply currentI0≤ 40 mA
Switching typelight/dark on switchable
Signal output2 PNP, complementary, short-circuit protected, reverse polarity protected , open collectors
Switching voltagemax. 30 V DC
Switching currentmax. 200 mA
Switching frequencyf1000 Hz
Response time0.5 ms
Product standardEN 60947-5-2
EAC conformityTR CU 020/2011
Protection classII, rated voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1
UL approvalE87056 , cULus Listed , class 2 power supply , type rating 1
Ambient temperature-40 ... 60 °C (-40 ... 140 °F)
Storage temperature-40 ... 60 °C (-40 ... 140 °F)
Degree of protectionIP67
Connectionfixed cable 230 mm with M12 x 1 male connector, 4-pin
Material
HousingPlastic ABS
Optical faceplastic
Mass70 g
Dimensions
Height88 mm
Width25.8 mm
Depth54.3 mm
General Notes