Designation:D7434−08(Reapproved2014)StandardTestMethodforDeterminingthePerformanceofPassiveRadioFrequencyIdentification(RFID)TranspondersonPalletizedorUnitizedLoads1ThisstandardisissuedunderthefixeddesignationD7434;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thistestmethodquantitativelyevaluatesthereadabilityofradiofrequencyidentification(RFID)pallettranspondersplacedonpalletloadsthataremechanicallyhandledbymaterialhandlingequipmentsuchasforktrucks,palletjacks,andautomatedguidedvehiclesystems.1.2Thistestmethodisintendedforuseinlaboratorysettingsthatsimulate,ascloselyasispracticable,thedistribu-tionenvironmentoftheproductbeingtested.1.3Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafetyandhealthpracticesanddeterminetheapplica-bilityofregulatorylimitationspriortouse.2.ReferencedDocuments2.1ASTMStandards:2D996TerminologyofPackagingandDistributionEnviron-mentsD4332PracticeforConditioningContainers,Packages,orPackagingComponentsforTestingE337TestMethodforMeasuringHumiditywithaPsy-chrometer(theMeasurementofWet-andDry-BulbTem-peratures)3.Terminology3.1Definitions—TermsanddefinitionsusedinthistestmethodmaybefoundinTerminologyD996.3.2DefinitionsofTermsSpecifictoThisStandard:3.2.1criticaltransponderdistance—thedistancebetweenthetransponderandtheinterrogatorantennaatwhichatransponderbecomesundetectablebyanRFIDsystem,whenmovingtheRFIDtransponderoutofthereadfield.3.2.2directlineofsight—anunobstructedvisiblepathfromoneobjecttoanother.3.2.3firmware—aseriesofprogrammabl...
