Teledyne 633 Carbon Monoxide Alarm User Manual


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07645A DCN6170 5
1 INTRODUCTION
1.1Description
Figure1.TheAethalometer®Model633.
TheModel633representsthe“NextGeneration”versionofthereal‐timeAethalometerrack‐
mountinstrumenttomeasureBlackCarbon(BC)particlesinair.Pleaserefertotheoriginal
MageeScientificAethalometermanualforafulldescriptionandbackgroundinformationon
themethod(http://mageesci.com/images/stories/docs/Aethalometer_book_2005.07.03.pdf).
TheModel633Aethalometerincorporatesscientificandtechnicaladvancesdesignedtooffer
improvedmeasurementperformanceversuspreviousversionsoftheAethalometerandother
BC instruments, user features, communications and interface, and the ability to perform
routine performance tests to verify correct operation. Most importantly, the instrument
incorporates the patented DualSpot™ measurement method.  This provides two significant
advantages:eliminationofthechangesinresponsedueto‘aerosolloading’effects;andareal‐
timecalculationofthe‘loadingcompensation’parameterwhichoffers insightsinto aerosol
opticalproperties,andhasbeeninterpretedinmodelsofaerosoloriginsandaging.
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