【英文标准名称】:Gasmeters-Conversiondevices-Part1:Volumeconversion(includesAmendmentA1:2006);EnglishversionofDINEN12405-1:2007-08
【原文标准名称】:煤气表.换算装置.第1部分:体积换算
【标准号】:DINEN12405-1-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-08
【实施或试行日期】:2007-08-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:合格;合格测试;定义;设计;电气工程;电子仪器;电子测量装置;煤气表;燃气技术;供气表;仪表用变压器;作标记;测量范围;压力;压力传送器;生产;定量测量;数量转换器;实际油气比;安全;规范(验收);温度;测试;转换器;发射机;体积
【英文主题词】:Conformity;Conformitytesting;Definition;Definitions;Design;Electricalengineering;Electronicinstruments;Electronicmeasuringdevices;Gasmeters;Gastechnology;Gas-supplymeters;Instrumenttransformers;Marking;Measuringranges;Pressure;Pressuretransmitter;Production;Quantitativemeasurement;Quantitytranslators;Realgasfactors;Safety;Specification(approval);Temperature;Testing;Translators;Transmitters;Volume
【摘要】:ThisEuropeanStandardspecifiestherequirementsandtestsfortheconstruction,performance,safetyandconformityofgas=volumeelectronicconversiondevicesassociatedtogasmeters,usedtomeasurevolumesoffuelgasesofthe1stand2ndfamiliesaccordingtoEN437.ThisEuropeanStandardisintendedfortypetesting,thedetailedrelevantprovisionsofwhicharegiveninAnnexA.OnlythreekindsofconversionaretreatedinthisEuropeanStandard:-conversionasafunctionoftemperatureonly(calledTconversion);-conversionasafunctionofthepressureandofthetemperaturewithconstantcompressionfactor(calledPTconversion);-conversionasafunctionofthepressure,thetemperatureandtakingintoaccountthecompressionfactor(calledPTZconversion).Thisdocumentisnotrelevanttotemperatureconversionintegratedintogasmeterswhichonlyindicatetheconvertedvolume.Gas-volumeconversiondevicesconsistofacalculatorandatemperaturetransduceroracalculator,atemperaturetransducerandapressuretransducerlocallyinstalled.ForapplicationofthisEuropeanStandard,aconversiondevicemybe,asachoiceofthemanufacturer,consideredasacompleteinstrument(Type1)ormadeofseparateelements(Type2),accordingtothedefinitionsgivenin3.1.18.1and3.1.18.2.Inthislastcase,theprovisionsconcerningpressuretransducers,temperaturesensorsandtemperaturetransducersaregiveninAnnexesB,CandDrespectively.Anyconversiondevicecanprovideanerrorcurvecorrectionforagasmeter.NOTEWhenrenderinganaccounttoanenduserthereadingsfromtheconversiondevicecanbeusedinconjunctionwiththereadingsfromagasmeterconformingtoEN1359,EN12480,orEN12261,asappropriate,ortoanyotherappropriateandrelevantinternationalstandardforgasmeters,withoutprejudiceofnationalregulations.
【中国标准分类号】:Q82
【国际标准分类号】:91_140_40
【页数】:111P.;A4
【正文语种】:英语