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Distance sensor VDM28-8-L1-8954

VDM28-8-L1-8954
  • Distance measurement using object
  • Measuring method PRT (Pulse Ranging Technology)
  • Accurate, clear, and reproducible measuring results
  • Minimal black-white difference
  • Red laser as the light emitter
  • Version with laser class 1

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 or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.

Download the complete datasheet as a PDF:


Datasheet excerpt: Technical data of  VDM28-8-L1-8954

Product Description
Universal distance sensor, measurement to object, measuring method PRT, 8 m detection range, red laser light, laser class 1, push-pull output, M12 plug
General specifications
Object distanceQ1: < 60 mm ; Q2: 500 ... 1900 mm
Reference targetKodak white (90%)
Light sourcelaser diode
typ. service life 85,000 h at Ta = +25 °C
Light typemodulated visible red light
Laser nominal ratings
NoteLASER LIGHT , DO NOT STARE INTO BEAM
Laser class1
Wave length660 nm
Beam divergence< 1.5 mrad
Pulse lengthapprox. 4 ns
Repetition rate250 kHz
max. pulse energy< 1.5 nJ
Angle deviationmax. ± 2°
Measuring methodPulse Ranging Technology (PRT)
Diameter of the light spot< 10 mm at a distance of 8 m at 20 °C
Ambient light limit50000 Lux
Temperature influencetyp. ≤ 0.25 mm/K
Functional safety related parameters
MTTFd200 a
Mission Time (TM)10 a
Diagnostic Coverage (DC)0 %
Indicators/operating means
Operation indicatorLED green
Function indicator2 LEDs yellow for switching state
Control elementsdeactivated
Electrical specifications
Operating voltage10 ... 30 V DC , class 2
Ripple10 % within the supply tolerance
No-load supply current≤ 125 mA / 24 V DC
Time delay before availability1.5 s
Output
Output typePNP normally closed
Switching type
Signal output2 push-pull (4 in 1) outputs, short-circuit protected, reverse polarity protected
Switching voltagemax. 30 V DC
Switching currentmax. 100 mA
Switching frequency50 Hz
Response time10 ms
Conformity
Electromagnetic compatibilityEN 61000-6-2, EN 61000-6-4
Laser safetyIEC 60825-1:2007
Measurement accuracy
Absolute accuracy± 25 mm
Repeat accuracy< 5 mm
Approvals and certificates
Protection classIII
UL approvalcULus Listed, Class 2 Power Source, Type 1 enclosure
CCC approvalCCC approval / marking not required for products rated ≤36 V
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-30 ... 55 °C (-22 ... 131 °F)
Storage temperature-30 ... 70 °C (-22 ... 158 °F)
Mechanical specifications
Degree of protectionIP67
Connection4-pin, M12 x 1 connector
Material
HousingPlastic ABS
Optical facePMMA
Mass90 g
Dimensions
Height88 mm
Width25.8 mm
Depth54.6 mm

Classifications

SystemClasscode
ECLASS 13.027270916
ECLASS 12.027270916
ECLASS 11.027270801
ECLASS 10.0.127270801
ECLASS 9.027270801
ECLASS 8.027270801
ECLASS 5.127270801
ETIM 9.0EC001825
ETIM 8.0EC001825
ETIM 7.0EC001825
ETIM 6.0EC001825
ETIM 5.0EC001825
UNSPSC 12.141111613

Details: VDM28-8-L1-8954

Function

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.

Design / Simulation: VDM28-8-L1-8954

Language Selection:
CADLanguageFile TypeFile Size
CAD 3-D / CAD 3-DALLSTP2222 KB
CAD Portal / CAD PortalALLLINK---

Approvals: VDM28-8-L1-8954

Language Selection:
CertificatesCertificate No.LanguageFile TypeFile Size
Canada USA UL Ordinary LocationE87056ALLLINK---
EU Pepperl+FuchsPF08CERT1244ALLPDF503 KB
Declaration of Conformity
EU-Declaration of conformity / EU-KonformitätserklärungDOC-0845CALLPDF308 KB
UK-Declaration of conformity / UK-KonformitätserklärungDOC-5273ALLPDF297 KB

Associated Products: VDM28-8-L1-8954

Accessories
Mounting aid for round steel ø 12 mm or sheet 1.5 mm ... 3 mmfa
Mounting bracket: mounting aid for sensors in the RL* seriesfa
Mounting aid for RL* seriesfa
Mounting bracket for rear wall mountingfa
Weld slag cover modelfa
dove tail mounting clampfa
dove tail mounting clampfa
Metal enclosure for inserting protective panes or aperturesfa
Mounting and fine adjustment device for sensors from the 28 seriesfa
Protective enclosure, Explosion-proof housing, Approved for Class I, Groups C, D, Approved for Class II, Groups E, F and G, Internal terminal block and 4-pin M12 plug angledfa
Mounting aid for VDM28 seriesfa

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