Designation:D6782−19StandardTestMethodsforStandardizationandCalibrationofIn-LineDryLumberMoistureMeters1ThisstandardisissuedunderthefixeddesignationD6782;thenumberimmediatelyfollowingthedesignationindicatestheyearoforiginaladoptionor,inthecaseofrevision,theyearoflastrevision.Anumberinparenthesesindicatestheyearoflastreapproval.Asuperscriptepsilon(´)indicatesaneditorialchangesincethelastrevisionorreapproval.1.Scope1.1Thesetestmethodsapplytoinstrumentsdesignedtodetect,ormeasure,moistureinwoodwhichhasbeendriedbelowthefibersaturationpoint.Thepurposeofthesetestsistoprovideaunifiedstandardagainstwhichsuchsystemscandemonstratetheirsuitabilityfortheirintendeduse(seeAppen-dixX1).1.1.1Sensitivitytothinlayersofsurfacemoisturesuchascausedbydeworbriefrainexposureisnotaddressedbythesemethods.Certainapplications,suchasscreeningmaterialforsurfaceadhesion,requireadditionalassessmentmethodologyandcriteria(seeAppendixX5).1.2Thestandardisconfiguredtosupporttestsbymoisturemetermanufacturersaswellasend-usersofsuchsystems,thereforethetextfollowstwotracks(seeAppendixX2).1.3Testmethodsspecifiedformanufacturersaregenerallydesignedforlaboratorysettingsandareintendedtoprovideastandardagainstwhichamanufacturercertifiescalibrationandgeneralsystemconformance.1.4Testmethodsforend-usersaregenerallydesignedforfieldsettingsandareintendedasastandardizedsetofproceduresfordeterminingthesuitabilityofaspecificmachineforaparticularuse.1.5Applicationssuchaslumbermarkingorsortingsystemsutilizingtheoutputofthein-linemeterarenotpartofthisstandard.1.6Applicationsrequiringsensitivitytoandidentificationoflocalizedwetareasarelimitedtogeneralrecommendations.Thepresenceofwet-spotsisthesubjectofAppendixX8.1.7ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappro-priatesafety,health,andenvironmentalpracticesanddeter-mine...
