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  6. RLG28-55-4921/115b/136

RLG28-55-4921/115b/136 Retroreflective area sensor

Key Benefits at a Glance

  • Retro-reflective area sensor with 6 light beams in standard photoelectric-sensor enclosure
  • Connection compatibly replaces single beam photoelectric sensor
  • Reliable detection of the front edge of the object irrespective of its shape and position
  • Constant object detection from 12 mm within the entire detection area
  • Reliable detection of all surfaces irrespective of the object texture
  • Switches when contrast difference 10%
  • Bright, highly visible transmitter beams guarantee convenient alignment of the sensor

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Product photo: Retroreflective area sensor RLG28-55-4921/115b/136
Dimensions: Retroreflective area sensor RLG28-55-4921/115b/136
Connection Assignment: Retroreflective area sensor RLG28-55-4921/115b/136
Product photo: Retroreflective area sensor RLG28-55-4921/115b/136
Dimensions: Retroreflective area sensor RLG28-55-4921/115b/136
Connection Assignment: Retroreflective area sensor RLG28-55-4921/115b/136
Product Compliance: Europe – CE
Product Compliance: United Kingdom – UKCA
Product Compliance: USA - cULus
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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DatasheetFunctionClassificationProduct DocumentationDesign / SimulationApprovalsRelated Products

Technical data of RLG28-55-4921/115b/136

Retroreflective area sensor with 6 beams in a widely used standard photoelectric housing, red light, 4 m detection range, light/dark on, push-pull output, fixed cable with M12 plug
Effective detection range0 ... 4 m
Reflector distanceReflector A80: 0.4 ... 4 m , H85-2 reflector: 0.2 ... 4 m , Foil reflector OFR-100/100: 0.4 ... 3 m
Threshold detection range5.6 m
Sensing rangetypical 60 mm , Object has to cover the refelector completely in one dimension
Reference targetReflector A80 H85-2 reflector Foil reflector OFR-100/100
Light sourceLED
Light typemodulated visible red light , 625 nm
Polarization filteryes
Number of beams6
Diameter of the light spotapprox. 220 mm at detection range 4 m
Opening angle+/- 2.5 °
Ambient light limit5000 Lux
Resolution12 mm
to 4 m Detection/capture range: 60 mm (no dead band)
5 mm
to 1 m Detection/capture range: 55 mm (dead band: 150 mm in front of the sensor; 50 mm in front of the reflector)
5 mm
to 1.5 m Detection/capture range: 40 mm (dead band: 150 mm in front of the sensor; 50 mm in front of the reflector)
MTTFd310 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Operation indicatorLED green, statically lit Power on
Undervoltage indicator: Green LED, pulsing (approx. 0.8 Hz)
short-circuit : LED green flashing (approx. 4 Hz)
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
Teach-In : LED yellow/green; equiphase flashing; 2,5 Hz
Changeover signal tracking: LED yellow, 1 Hz flashing / 2x flashing
Control elementsTeach-In key
Operating voltageUB12 ... 30 V DC
Ripplemax. 10 %
No-load supply currentI0max. 50 mA
Switching typelight/dark on
Signal output2 push-pull (4 in 1) outputs, complementary, short-circuit proof, reverse polarity protected
Switching voltagemax. 30 V DC
Switching currentmax. 100 mA
Voltage dropUd≤ 2.5 V DC
Switching frequencyf230 Hz
Response time1 ms
Product standardEN 60947-5-2
UL approvalcULus Listed, Class 2 Power Source
CCC approvalCCC approval / marking not required for products rated ≤36 V
Ambient temperature-10 ... 40 °C (14 ... 104 °F)
-30 ... 60 °C (-22 ... 140 °F) at active signal tracking
Storage temperature-40 ... 70 °C (-40 ... 158 °F)
Degree of protectionIP67
Connection300 mm fixed cable with M12 x 1, 4-pin connector
Material
HousingPlastic ABS
Optical facePlastic pane
Mass100 g
Dimensions
Height88 mm
Width25.8 mm
Depth54.3 mm
General Notes
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