IEC 60804 AMD 2-1993 第2次修改
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【英文标准名称】:Integrating-averagingsoundlevelmeters;amendment2
【原文标准名称】:第2次修改
【标准号】:IEC60804AMD2-1993
【标准状态】:作废
【国别】:国际
【发布日期】:1993-09
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:声级计;平均级;通用术语;综合的;积分;文献工作;均值;电气工程;校正
【英文主题词】:commonterms;electricalengineering;sound-levelmeters;documentations;calibration;averaginglevels;integral;integrate;mean
【摘要】:
【中国标准分类号】:N65
【国际标准分类号】:17_140_50
【页数】:9P;A4
【正文语种】:英语
【英文标准名称】:Safetyofmachinery-Electro-sensitiveprotectiveequipment-Particularrequirementsforactiveopto-electronicprotectivedevicesresponsivetodiffusereflection(AOPDDR)
【原文标准名称】:机械安全性.电敏防护设备.防漫反射有源光电子保护器件专门要求
【标准号】:BSEN61496-3-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-08-15
【实施或试行日期】:2001-08-15
【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】:漫反射;探测器;控制设备;红外线辐射;电气安全;安全装置;控制系统;安全措施;性能试验;控制装置;设备安全;电子设备及元件;电气保护设备;光电子器件;职业安全;电气设备
【英文主题词】:Areaofprotection;Contactsafetydevices;Controlsystems;Definition;Definitions;Detectors(circuits);Diffusereflection;Electriccontrolequipment;Electricmachines;Electricmotors;Electricalengineering;Electricalequipment;Electricalsafety;Industrialmachines;Machines;Marking;Non-contacting;Optoelectronicdevices;Protectionagainstelectricshocks;Protectivedevices;Safety;Safetycomponents;Safetymeasures;Safetyofmachinery;Safetyrequirements;Sensoryanalysis;Specification(approval);Testing
【摘要】:Replacement:ThispartofIEC61496specifiesadditionalrequirementsforthedesign,constructionandtestingofelectro-sensitiveprotectiveequipment(ESPE)forthesafeguardingofmachinery,employingactiveopto-electronicprotectivedevicesresponsivetodiffusereflection(AOPDDRs)forthesensingfunction.Specialattentionisdirectedtorequirementswhichensurethatanappropriatesafety-relatedperformanceisachieved.AnESPEmayincludeoptionalsafety-relatedfunctions,therequirementsforwhicharegivenbothinannexAofthispartandinannexAofIEC61496-1.Thispartdoesnotspecifythedimensionsorconfigurationsofthedetectionzoneanditsdispositioninrelationtohazardouspartsforanyparticularapplication,norwhatconstitutesahazardousstateofanymachine.ItisrestrictedtothefunctioningoftheESPE.AOPDDRsaredevicesthathaveadetectionzonespecifiedintwodimensionswhereinradiationinthenearinfraredrangeisemittedbyatransmitterelement(s).Whentheemittedradiationimpingesonanobject(forexample,apersonorpartofaperson),aportionoftheemittedradiationisreflectedtoareceivingelement(s)bydiffusereflectionwherebythepresenceoftheobjectcanbedetected.NOTEUndercertaincircumstances,limitationsofthesensorinrelationtoitsuseneedtobeconsidered.Forexample:-Objectsthatgeneratemirror-like(specular)reflectionsmaynotbedetectedifthediffusereflectancevalueislessthanthatspecifiedforthe"black"testpiece.-Thedeterminationoftheminimalreflectionfactorsforthedetectionofobstaclesisbasedontheclothingofaperson.Objectshavingareflectivitylowerthanthatconsideredinthispartmaynotbedetected.ExcludedfromthispartareAOPDDRsemployingradiationofwavelengthoutsidetherange820nmto946nm,andthoseemployingradiationotherthanthatgeneratedbytheAOPDDRitself.Forsensingdevicesthatemployradiationofwavelengthsoutsidethisrange,thispartmaybeusedasaguide.AlsoexcludedareAOPDDRshavingastateddetectioncapabilityoutsidetherange50mmto100mm.Thispartmayberelevanttoapplicationsotherthanthosefortheprotectionofpersons,forexample,fortheprotectionofmachineryorproductsfrommechanicaldamage.Insuchapplications,additionalrequirementsmaybenecessary,forexample,whenthematerialsthathavetobedetectedbythesensingfunctionhavedifferentpropertiesfromthoseofpersonsandtheirclothing.Thispartdoesnotdealwithelectromagneticcompatibility(EMC)emissionrequirements.Opto-electronicdevicesthatperformonlyone-dimensionalspot-likedistancemeasurements,forexample,proximityswitches,arenotcoveredbythispart.
【中国标准分类号】:L15
【国际标准分类号】:13_110;31_260
【页数】:60P.;A4
【正文语种】:英语
MIL-W-6858D (AMENDMENT 1), MILITARY SPECIFICATION, WELDING, RESISTANCE: SPOT AND SEAM (6 NOV 1992) [S/S BY SAE-AMS-W-6858]., This amendment forms a part of MIL-W38158D, dated 28 March 1978, and is approved for use by all Departments and Agencies of the Department of Defense.
