This document provides the results of crees ies lm 80 2008 and lm 80 2015 lm 80 testing on its led components. Note that this document provides only the end results of the lm 80. Does not define or provide methods for estimation of life. Measuring lumen maintenance of led light sources revision. Free download, borrow, and streaming internet archive. What is the difference between lm79, lm80 and tm21. Led performance lamp performance led lifetime per lm. Lm 80 solution vektrex chairs the iesna lm 80 committee helping to shape the standard for led lifetime measurements.
Measuring lumen maintenance of led light sources 1. This approved method is one of a continuing series of iesna approved methods, which are written to permit reliable comparison of test results among laboratories by establishing uniform test methods. Lm 80 provides no determination or estimation of expected life or lumen output beyond test data. The purpose of this document is to provide guidance regarding lumen maintenance testing and reporting i. This document provides the results of crees ies lm 80 2008 lm 80 testing on xlamp leds. Philips lumileds iesna lm 80 test report generated on thu aug 06. For that, we have analyzed several lm80 data sets from a statistical point of view. Ti1, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Drm is included at the request of the publisher, as it helps them protect their by restricting file sharing. If the total data period is above 10,000 hours, we use the last half of the collected data. Reading, understanding and applying the lm80 standard. Ies lm79 08 absolute light output, efficacy, color for led products ies lm 80 08 relative light output over time, temperature for led packages ies lm8212 relative references lm79 light output, efficacy, color over temperature for light engines ies tm2111 calculation, modeling extrapolating lm 80 test data to predict life ansiul 153. If the total data period is above 10,000 hours, we. Cree is providing this data so that the public can verify the reli ability of cree leds as part of a complete led lighting system.
Measuring luminous flux and color maintenance of led packages, arrays, and modules. Measuring lumen maintenance of led light sources was published by the iesna solid state. Led lumen maintenance behavior using over 40 sets of lm8008 test. View and download abb lm80 quick installation manual online. Nsc, alldatasheet, datasheet, datasheet search site for electronic components and semiconductors, integrated circuits, diodes, triacs, and other semiconductors. Energy star manufacturers guide for qualifying solid state. View online or download liftmaster lm80 assembly and operating instructions manual, quick start manual. Note that this document only provides the end results of the lm 80 tests. The eu energy labels are ready for download on the relevant product page at. Pdf lumen maintenance predictions for led packages using. This document provides the results of crees ies lm 80 2008 lm 80 testing on its led components.
The interval measurements were, 2000, 3000, 4000, 5000, 6000, 7000, 8000, 9000, and 0 hours. Our lm 80 testing systems are of the highest quality available and meet or exceed all lm 80 test standard requirements. Luminance systems products use led with available lm 80 08 test report from recognized. The laboratory is accredited in acordance with the recognized international standard isoiec 17025. Solidstate lighting ssl systems have become subject to testing designed by the illuminating engineering society of north america iesna, tests lm79 please click the link for more information.
Serial interface acpicompatible microprocessor system hardware monitor, lm80 datasheet, lm80 circuit, lm80 data sheet. Pdf per today, commercial claims for ledbased products in terms of lumen maintenance are fully based on tm21 extrapolations. If total lm 80 data period is between 6,000 and 10,000 hrs, we consider the last 5,000 hours. Cree is providing this data so that the public can verify the reliability of cree leds as part of a complete led lighting system. A doe solidstate lighting presentation from lightfair international 2009. Based on pulsed laser technology, the lm80 embodies speed and accuracy in a single, easy to use and install product. Operation at three case temperatures 55c, 85c and one selected by manufacturer. Optical and electrical measurements of solidstate lighting products. Lm 80 test reports must comply with the reporting requirements outlined in ies lm 80 08 and its addendum a, or in ansiies lm 80 15, and include each of the items below, except as otherwise detailed in this document or in energy star specifications. Lm80, lm79, l70 and tm21, what are the differences for. Secure pdf files include digital rights management drm software. Whether measuring a few meters into the confined space of a crusher, or to the bottom of the tallest silo, the lm80 with its laser pointer and long range is. Laser level transmitter pulsed laser manufacturer laser.
If total lm 80 data period is between 6,000 and 10,000 hrs, we consider the last 5,000 hours if total data period is above 10,000 hours, we. Manual measured by attaching an oscilloscope between the. This document recommends testing over the course of a minimum of 6,000 hours it is stated, however, that a testing period of 10,000 hours is advisable. Ies lm 80 measuring lumen maintenance of led light sources approved method for measuring lumen depreciation of solidstate led light sources, arrays and modules does not cover measurement of luminaires. Led samples for iesna lm80 testing consist of units built from a minimum of three. R2dg61005010 page 3 of 8 ies lm 80 08 test report 1 general information 1. View the table of contents and download the pdf file of the complete. This standard is used for department of energy doe energy star program early qualification in conjunction with other reports. Ies lm 80 08 lumen and chromaticity maintenance test report. Led samples for iesna lm 80 testing consist of units built from a minimum of three manufacturing lots with each manufacturing lot built from different wafer lots built on nonconsecutive days.
Whether measuring a few meters into the confined space of a crusher, or to the bottom of the tallest silo, the lm80 with its laser pointer and long range is the plugandplay solution to level measurement. Purge air flow must be oil free dry air recommended flow between 0. Ies lm 8008 measuring lumen maintenance of led light sources illuminating engineering society 22sep2008 10 pages isbn. Lm6302 standard file format for the electronic transfer of. Ies lm 80 08 approved method for measuring lumen maintenance of led light sources lm80 test report samsung electronics led business quality team report report no. This approved method describes the procedures to be followed and precautions to be observed in performing reproducible accurate measurements of total luminous, radiant, or photon flux. Sep 09, 2016 iesna lm80 08 all led products, just like any other electronic product, are put through testing stages before being released for sale on any platform. The north american ies standard lm80 prescribes a test method whereby a batch of leds are mounted onto a carrier and are tested at a. Ies approved method for measuring lumen maintenance of led light sources. In order to read a secure pdf, you will need to install the fileopen plugin on your computer.
There is not such a thing as testing, it is a mathematical method based on lm 80 08 collected data. The industry leader and the established standard for led lm. This lm80 test as per ies lm 80 08 ieslm 80 15 approved method was initiated in january 2016 and 10,000 hours life test was completed in july 2017. The data resulting from the lm 80 measurements are matrices of lumen maintenance values. Lm80, lm79, tm21, istmt green creative your partner. Bill yuan071417 phil oliaei 071717 reliability manager sr. The north american ies standard lm80 prescribes a test method whereby a batch of leds are mounted onto a carrier and are tested at a specific drive current and ambient temperature. Ies lm 80 2008 test report cree xlamp xpe high efficiency white leds revision. Number of led light sources tested see individual test reports. Number of led sources 20 randomly selected samples for each tc test report must specifically indicate that the led sources were tested to the test method outlined in ies lm 80 08. Ies tm2111 long term projection of lumen maintenance. Led manufacturers use this data in combination with their ul insitu thermal testing to predict the lumen maintenance of the led fixtures themselves.
Lumen maintenance data for each individual led light source please refer to the test data tables on pages 8 10. The lm 80 standard is accepted worldwide with slight variations in different countries. Lm 80 08 test and measurement report 10,000 hrs for xicato inc. Only reports from recognized laboratories are relevant. Note that this document provides only the end results of the lm 80 tests. Led samples for iesna lm 80 testing consist of units built from a minimum of three manufacturing lots with each manufacturing lot built from different wafer lots. Lm 80 is an approved process that measures the maintenance of the luminous flux for a group of electroluminescent diodes led at various operating temperatures. Lm 80 reports and driver spec sheets are needed to complete this test and determine tc locations. Philips lumileds iesna lm 80 test report generated for sft on wed may 14 06. Introduction table of contents tegan lighting, inc.
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