Serviceline Industrial Sensors
Serviceline Explosion Protection

Retroreflective sensor RL28-55-LAS-2840/47/115b

RL28-55-LAS-2840/47/115b
  • Visible red light, pulsed LASER light
  • High operating range
  • Ultra bright LEDs for power on, weak signal indication and switching state
  • Not sensitive to ambient light, even with switched energy saving lamps
  • Protection class II

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.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  RL28-55-LAS-2840/47/115b

Product Description
Retroreflective sensor with polarization filter
General specifications
Effective detection range0 ... 30 m
Reflector distance0.3 ... 30 m
Threshold detection range42 m
Reference targetMH82 reflector
Light sourcelaser diode
Light typemodulated visible red light
Polarization filteryes
Laser nominal ratings
NoteLASER LIGHT , DO NOT STARE INTO BEAM
Laser class1
Wave length650 nm
Beam divergence< 1.5 mrad
Pulse lengthapprox. 4.5 µs
Repetition rateapprox. 6 kHz ... 20 kHz
max. pulse energy4 nJ
Diameter of the light spotapprox. 45 mm at 30 m
Angle of divergenceEmitter: < 0.1 ° Receiver: < 2 °
Ambient light limit50000 Lux
Functional safety related parameters
MTTFd560 a
Mission Time (TM)20 a
Diagnostic Coverage (DC)0 %
Indicators/operating means
Operation indicatorLED green
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
Control elementssensitivity adjustment (Adjustment to < 25% of the effective operating range)
Electrical specifications
Operating voltage10 ... 30 V DC
Ripplemax. 10 %
No-load supply current≤ 35 mA
Protection classII, rated insulation voltage ≤ 250 V AC with pollution degree 1-2 according to IEC 60664-1
Output
Switching typelight on
Signal output2 PNP, complementary, short-circuit protected, reverse polarity protected , open collectors
Switching voltagemax. 30 V DC
Switching currentmax. 200 mA
Voltage drop≤ 2.5 V DC
Switching frequency1000 Hz
Response time0.5 ms
Conformity
Product standardEN 60947-5-2
Laser safetyEN 60825-1
Approvals and certificates
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
FDA approvalIEC 60825-1:2007 Complies with 21 CFR 1040.10 and 1040.11 except for deviations pursuant to Laser Notice No. 50, dated June 24, 2007
Ambient conditions
Ambient temperature-10 ... 50 °C (14 ... 122 °F)
Storage temperature-20 ... 75 °C (-4 ... 167 °F)
Mechanical specifications
Housing width25.8 mm
Housing height88 mm
Housing depth54.3 mm
Degree of protectionIP67
Connectionfixed cable 230 mm with M12 x 1 male connector, 4-pin
Material
HousingPlastic ABS
Optical facePlastic pane
Mass80 g

Documents: RL28-55-LAS-2840/47/115b

Instruction leafletsLanguageFile TypeFile Size
Instruction leaflet / Beipackzettel ALLPDF551 KB

Approvals+Certificates: RL28-55-LAS-2840/47/115b

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of Conformity / EU-KonformitätserklärungDOC-2135APDF186 KB
Certificates
EU Pepperl+FuchsPF08CERT1242PDF442 KB

Associated Products: RL28-55-LAS-2840/47/115b

Accessories
Mounting aid for round steel ø 12 mm or sheet 1.5 mm ... 3 mmfa
Mounting bracket fa
Mounting bracket fa
Mounting bracket for rear wall mountingfa
Weld slag cover modelfa
Reflector with Micro-structure, rectangular 82 mm x 60 mm, mounting holesfa