JJG (化工) 29-1989 QDZ-Ⅱ系列电动单组合仪表 压力变送器检定规程
时间:2024-05-11 15:21:58 来源: 标准资料网 作者：标准资料网 阅读：8835
基本信息
| 标准名称： | QDZ-Ⅱ系列电动单组合仪表 压力变送器检定规程 |
| 英文名称： | Verification regulation for QDZ-Ⅱ Pneumatic Modular Instrument Units Pressure Transmitter |
| 中标分类： |
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| 发布部门： | 化学工业部 |
| 发布日期： | |
| 实施日期： | 2003-05-04 |
| 首发日期： | |
| 作废日期： | |
| 归口单位： | 化学工业部计量控制办公室 |
| 起草单位： | 衢州化学工业公司 |
| 起草人： | 陈莉萍 |
| 出版日期： | |
| 页数： | 11页 |
适用范围
本规程适用于使用中和修理后的QDZ-Ⅱ系列电动单组合仪表QBY型压力变送器的检定。
前言
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目录
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引用标准
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所属分类：
【英文标准名称】:Basicstandardfortheevaluationofhumanexposuretoelectromagneticfieldsfromequipmentforresistanceweldingandalliedprocesses
【原文标准名称】:人类暴露于电阻焊及其类似加工设备电磁场的评估用基础标准
【标准号】:BSEN50505-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-06-30
【实施或试行日期】:2008-06-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:电弧焊接;电弧焊件;基础标准;定义;电气工程;电气安全;电磁兼容性;电磁场;电磁特性;电磁辐射;EMC;发射;评估;曝光;熔焊;保健;抗扰性;干扰抑制;极限(数学);测量;测量技术;职业安全;人;防电击;合格试验;辐射防护;电阻焊接;规范(验收);标准;测试;焊接;焊接电流
【英文主题词】:Arcwelding;Arc-weldings;Basicstandard;Definitions;Electricalengineering;Electricalsafety;Electromagneticcompatibility;Electromagneticfields;Electromagneticproperties;Electromagneticradiation;EMC;Emission;Evaluations;Exposure;Fusionwelding;Healthprotection;Immunity;Interferencerejections;Limits(mathematics);Measurement;Measuringtechniques;Occupationalsafety;People;Protectionagainstelectricshocks;Qualificationtests;Radiationprotection;Resistancewelding;Specification(approval);Standards;Testing;Welding;Weldingcurrent
【摘要】:ThisEuropeanStandardappliestoequipmentforresistanceweldingandalliedprocessesdesignedforuseinindustrialordomesticenvironments.NOTE1Typicalalliedprocessesareresistancehardandsoftsolderingorresistanceheatingachievedbymeanscomparabletoresistanceweldingequipment.ThisEuropeanStandardestablishesasuitableevaluationmethodfordeterminingtheelectromagneticfieldsinthespacearoundtheequipmentanddefinesstandardizedoperatingconditionsandmeasuringdistances.Itprovidesamethodtoshowconformitywithguidelinesorrequirementsconcerninghumanexposuretoelectromagneticfields.TheDirective2006/95/ECoftheEuropeanParliamentandtheCouncil[1],Article2,stipulatesthattheMemberStatestakeallappropriatemeasurestoensurethatelectricalequipmentmaybeplacedonthemarketonlyif,havingbeenconstructedinaccordancewithgoodengineeringpracticeinsafetymattersinforceintheCommunity,itdoesnotendangerthesafetyofpersons,domesticanimalsorpropertywhenproperlyinstalledandmaintainedandusedinapplicationsforwhichiswasmade.TheprincipalelementsofthosesafetyobjectivesarelistedinAnnexIClause2.b.ThisstandardmaybeusedinconjunctionwithEN50445fordemonstrationofconformitytotheCouncilDirectivewithreferencetohumanexposuretoelectromagneticfields(EMF).ThereareadditionalrequirementscoveredbyArticle2andAnnexIClause2.b,whicharenotincludedinthisdocument.TheCouncilRecommendation1999/519/EC[2]providesBasicRestrictionsandDerivedreferencelevelsforexposureofthegeneralpublic.ThisstandardmaybeusedfordemonstrationofresistanceweldingequipmentconformitytotheCouncilRecommendationonthisbasis,buttheremaybeadditionalspecificnationalorinternationalrequirementswhicharenotincluded.TheICNIRPGuidelines[3],onlimitsofexposuretostaticmagneticfieldsaswellasforlimitingexposureintimevaryingelectric,magneticandelectromagneticfields,provideBasicrestrictionsandDerivedreferencelevelsforbothoccupationalandgeneralexposure.ThisstandardmaybeusedfordemonstrationofequipmentconformitytoICNIRPGuidelinesonthisbasis,buttheremaybeadditionalnationalorinternationalrequirementswhicharenotincluded.ItisalsopossibletousethisdocumentasabasistodemonstrateconformityofresistanceweldingequipmenttoothernationalandinternationalguidelinesorrequirementswithregardtohumanexposurefromEMF,forexampleCouncilDirective2004/40/EC[4]ontheminimumhealthandsafetyrequirementsregardingtheexposureofworkerstotheriskarisingfromphysicalagents(electromagneticfields),ortherequirementsoftheDirective98/37/EC[5].Inthesecases,otherrestrictionsandlevelsthanthosereferencedabovemaybeused.Otherstandardsmayapplytoequipmentcoveredbythisstandard.Inparticularthisstandardcannotbeusedtodemonstrateelectromagneticcompatibilitywithotherequipment;nordoesitspecifyanyproductsafetyrequirementsotherthanthosespecificallyrelatedtohumanexposuretoelectromagneticfields.Thefrequencyrangecoveredis0Hzto300GHz.NOTE2Procedurestodemonstrateconformityarenotspecifiedforthewholefrequencyrange.
【中国标准分类号】:J64
【国际标准分类号】:13_280;25_160_30
【页数】:76P.;A4
【正文语种】:英语
【英文标准名称】:Commontestmethodsforcablesunderfireconditions-Testsongasesevolvedduringcombustionofmaterialsfromcables-Procedures-Determinationoftheamountofhalogenacidgas-Determinationoftheamountofhalogenacidgas
【原文标准名称】:燃烧情况下电缆的一般检验方法.电缆材料燃烧时产生的气体的试验.程序.卤氢酸气体含量的测定
【标准号】:BSEN50267-2-1-1999
【标准状态】:现行
【国别】:英国
【发布日期】:1999-09-15
【实施或试行日期】:1999-09-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:分解产物;绝缘线;气体分析;燃烧;燃烧气体;燃烧气体;塑料;燃烧试验;试验;含量测定;酸;燃烧特性;电缆;定义;电线;卤素;气体
【英文主题词】:
【摘要】:Specifiestheprocedureforthedeterminationoftheamountofhalogenacidgas,otherthanhydroflouricacid,evolvedduringthecombustionofcompoundsbasedonhalogenatedpolymers,andcompoundscontaininghalogenatedadditives,takenfromcableconstructions.
【中国标准分类号】:K13;C80
【国际标准分类号】:13_220_40;29_060_20
【页数】:8P;A4
【正文语种】:英语