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Serviceline Industrial Sensors
Serviceline Explosion Protection

Distance sensor VDM28-50-R1/73c/136

VDM28-50-R1/73c/136
  • Retroreflective laser distance sensor
  • Measuring method PRT (Pulse Ranging Technology)
  • Accurate, clear, and reproducible measuring results
  • Red laser as the light emitter
  • Laser class 1, eyesafe

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  VDM28-50-R1/73c/136

Product Description
Universal distance sensor, measurement to reflector, measuring method PRT, 50 m detection range, red laser light, laser class 1, push-pull output, M12 plug
General specifications
Measurement range0.2 ... 50 m
Light sourcelaser diode
typ. service life 85,000 h at Ta = +25 °C
Light typemodulated visible red light
Laser nominal ratings
Laser class1
Wave length660 nm
Measuring methodPulse Ranging Technology (PRT)
Diameter of the light spot< 50 mm at a distance of 50 m at 20 °C
Functional safety related parameters
MTTFd200 a
Mission Time (TM)10 a
Diagnostic Coverage (DC)0 %
Indicators/operating means
Function indicator2 LEDs yellow for switching state
Control elements5-step rotary switch for operating modes selection (threshold setting and operating modes)
Control elementsSwitch for setting the threshold values
Electrical specifications
Operating voltage10 ... 30 V DC , class 2
Output
Signal output2 push-pull (4 in 1) outputs, short-circuit protected, reverse polarity protected
Compliance with standards and directives
Standard conformity
Product standardEN 60947-5-2
Laser classIEC 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
Mechanical specifications
Housing width25.8 mm
Housing height88 mm
Housing depth54.6 mm
Degree of protectionIP67
Connection4-pin, M12 x 1 connector
Material
HousingPlastic ABS
Optical facePlastic pane

Documents: VDM28-50-R1/73c/136

Instruction leafletsLanguageFile TypeFile Size
Instruction leaflet / Beipackzettel ALLPDF567 KB

CAD+CAE: VDM28-50-R1/73c/136

CADFile TypeFile Size
3-D model in IGS format / 3-D-Modell im IGS-FormatIGS2429 KB
3-D model in STP format / 3-D-Modell im STP-FormatSTP2222 KB
CAD Portal / CAD PortalLINK---

Approvals+Certificates: VDM28-50-R1/73c/136

Statements of complianceCertificate No.File TypeFile Size
EU-Declaration of Conformity / EU-KonformitätserklärungDOC-0845BPDF184 KB
Certificates
EU Pepperl+FuchsPF08CERT1242PDF442 KB
Pepperl+Fuchs IO-Link Manufacturer DeclarationPF 13 CERT 2631PDF275 KB

Associated Products: VDM28-50-R1/73c/136

Accessories

Female cordset, M12, 4-pin, PVC cablefa

Female cordset, M12, 4-pin, PUR cablefa

Female cordset, M12, 4-pin, PUR cablefa
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
dove tail mounting clampfa
dove tail mounting clampfa
Reflective tape 100 mm x 100 mmfa
Reflector with Micro-structure, rectangular 82 mm x 60 mm, mounting holesfa
Reflector with Micro-structure, rectangular 50.9 mm x 50.9 mm, mounting holes, fixing strapfa
Reflector with Micro-structure, hexagonal 78 mm x 61 mm, mounting holesfa
Metal enclosure for inserting protective panes or aperturesfa
Mounting and fine adjustment device for sensors from the 28 seriesfa

Function: VDM28-50-R1/73c/136

The VDM28 distance measurement device employs Pulse Ranging Technology (PRT). It has a repeat accuracy of 5 mm with an operating range of 0.2 ... 50 m and an absolute accuracy of 25 mm.

The compact housing of the Series 28 photoelectric sensors, with dimensions of 88 mm (height), 26 mm (width) and 54 mm (depth), make it the smallest device available in its class.

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