DIN EN 60654-1-1994 工业过程测量和控制设备.工作条件.第1部分:气候条件
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【英文标准名称】:Industrial-processmeasurementandcontrolequipment;operatingconditions;part1:climaticconditions(IEC60654-1:1993);GermanversionEN60654-1:1993
【原文标准名称】:工业过程测量和控制设备.工作条件.第1部分:气候条件
【标准号】:DINEN60654-1-1994
【标准状态】:现行
【国别】:德国
【发布日期】:1994-02
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:计量学;建筑自动化;控制;工业流程测量;大气压;湿度;气候条件;测量;潮气;控制系统;使用条件;温度;气候;极限(数学);测量设备;电气工程
【英文主题词】:
【摘要】:Thedocumentliststemperatureandtemperaturegradient,humidityandbarometricconditionsinspecifiedlocationstowhichland-basedandoff-shoreindustrial-processmeasurementandcontrolsystemsorpartsofsystemsmaybeexposedduringoperation,duringperiodswhentheyareinstalledbutinactive,andduringstorageortransportation.#,,#
【中国标准分类号】:N10
【国际标准分类号】:25_040_40
【页数】:26P;A4
【正文语种】:德语
【英文标准名称】:StandardPracticeforLiquidPenetrantExaminationforGeneralIndustry
【原文标准名称】:液体渗透检验的标准试验方法
【标准号】:ASTME165-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:E07.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fluorescentliquidpenetranttesting;hydrophilicemulsification;lipophilicemulsification;liquidpenetranttesting;nondestructivetesting;solventremovable;visibleliquidpenetranttesting;water-washable;post-emulsified;blacklight;ultravioletl
【摘要】:Liquidpenetranttestingmethodsindicatethepresence,locationand,toalimitedextent,thenatureandmagnitudeofthedetecteddiscontinuities.Eachofthevariouspenetrantmethodshasbeendesignedforspecificusessuchascriticalserviceitems,volumeofparts,portabilityorlocalizedareasofexamination.Themethodselectedwilldependaccordinglyonthedesignandservicerequirementsofthepartsormaterialsbeingtested.1.1Thispracticecoversproceduresforpenetrantexaminationofmaterials.Penetranttestingisanondestructivetestingmethodfordetectingdiscontinuitiesthatareopentothesurfacesuchascracks,seams,laps,coldshuts,shrinkage,laminations,throughleaks,orlackoffusionandisapplicabletoin-process,final,andmaintenancetesting.Itcanbeeffectivelyusedintheexaminationofnonporous,metallicmaterials,ferrousandnonferrousmetals,andofnonmetallicmaterialssuchasnonporousglazedorfullydensifiedceramics,aswellascertainnonporousplastics,andglass.1.2Thispracticealsoprovidesareference:1.2.1Bywhichaliquidpenetrantexaminationprocessrecommendedorrequiredbyindividualorganizationscanbereviewedtoascertainitsapplicabilityandcompleteness.1.2.2Foruseinthepreparationofprocessspecificationsandproceduresdealingwiththeliquidpenetranttestingofpartsandmaterials.Agreementbythecustomerrequestingpenetrantinspectionisstronglyrecommended.Allareasofthispracticemaybeopentoagreementbetweenthecognizantengineeringorganizationandthesupplier,orspecificdirectionfromthecognizantengineeringorganization.1.2.3Foruseintheorganizationoffacilitiesandpersonnelconcernedwithliquidpenetranttesting.1.3Thispracticedoesnotindicateorsuggestcriteriaforevaluationoftheindicationsobtainedbypenetranttesting.Itshouldbepointedout,however,thatafterindicationshavebeenfound,theymustbeinterpretedorclassifiedandthenevaluated.Forthispurposetheremustbeaseparatecode,standard,oraspecificagreementtodefinethetype,size,location,anddirectionofindicationsconsideredacceptable,andthoseconsideredunacceptable.1.4Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.SIunitsareprovidedforinformationonly.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G04
【国际标准分类号】:19_100
【页数】:17P.;A4
【正文语种】:英语
【英文标准名称】:Industrialcommunicationnetworks—Fieldbusspecifications—Part4-3:Data-linklayerprotocolspecification—Type3elements
【原文标准名称】:工业通讯网络.现场总线规范.数据链层协议规范.3型元件
【标准号】:BSEN61158-4-3-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2008-05-30
【实施或试行日期】:2008-05-30
【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】:总线系统;总线;电路网络;通信;控制设备;控制系统;控制工艺学;数据通信;数据链路层;数据连接系统;数据处理;数据服务;数据传送;数字的;数字数据;数字工程;数字信号;电子数据处理;电气工程;电子仪器;电子系统;现场总线;制导系统;工业的;工业设施;信息交换;信息处理;信息技术;接口(数据处理);链路层;开放系统互连;物理层;过程控制;过程控制工程;过程控制系统;协议规范;协议;信号;规范;规范(验收);传输媒质;传输协议
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definition;Definitions;Digital;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Processcontrol;Processcontrolengineering;Processcontrolsystems;PROFIBUS;Protocolspecification;Protocols;Signals;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:1.1GeneralThedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidescommunicationopportunitiestoapre-selected“master”subsetofdatalinkentitiesinacyclicasynchronousmanner,sequentiallytoeachofthosedata-linkentities.Otherdata-linkentitiescommunicateonlyaspermittedanddelegatedbythosemasterdatalinkentities.Foragivenmaster,itscommunicationswithotherdata-linkentitiescanbecyclic,oracyclicwithprioritizedaccess,oracombinationofthetwo.Thisprotocolprovidesameansofsharingtheavailablecommunicationresourcesinafairmanner.Thereareprovisionsfortimesynchronizationandforisochronousoperation.1.2SpecificationsThisstandardspecifiesa)proceduresforthetimelytransferofdataandcontrolinformationfromonedata-linkuserentitytoapeeruserentity,andamongthedata-linkentitiesformingthedistributeddatalinkserviceprovider;b)thestructureofthefieldbusDLPDUsusedforthetransferofdataandcontrolinformationbytheprotocolofthisstandard,andtheirrepresentationasphysicalinterfacedataunits.1.3ProceduresTheproceduresaredefinedintermsofa)theinteractionsbetweenpeerDL-entities(DLEs)throughtheexchangeoffieldbusDLPDUs;b)theinteractionsbetweenaDL-service(DLS)providerandaDLS-userinthesamesystemthroughtheexchangeofDLSprimitives;c)theinteractionsbetweenaDLS-providerandaPh-serviceproviderinthesamesystemthroughtheexchangeofPh-serviceprimitives.1.4ApplicabilityTheseproceduresareapplicabletoinstancesofcommunicationbetweensystemswhichsupporttime-criticalcommunicationsserviceswithinthedata-linklayeroftheOSIorfieldbusreferencemodels,andwhichrequiretheabilitytointerconnectinanopensystemsinterconnectionenvironment.Profilesprovideasimplemulti-attributemeansofsummarizinganimplementation’scapabilities,andthusitsapplicabilitytovarioustime-criticalcommunicationsneeds.1.5ConformanceThisstandardalsospecifiesconformancerequirementsforsystemsimplementingtheseprocedures.Thisstandarddoesnotcontainteststodemonstratecompliancewithsuchrequirements.
【中国标准分类号】:N17
【国际标准分类号】:35_100_20;35_160;35_240_50
【页数】:174P.;A4
【正文语种】:英语
