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IEC 61158-4-13-2007 工业通讯网络.数据总线规范.第4-13部分:数据联络层协议规范.13型元件

作者:标准资料网 时间:2024-05-10 00:44:24  浏览:8897   来源:标准资料网
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【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part4-13:Data-linklayerprotocolspecification-Type13elements
【原文标准名称】:工业通讯网络.数据总线规范.第4-13部分:数据联络层协议规范.13型元件
【标准号】:IEC61158-4-13-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC65C
【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;数据链层;数据连接系统;数据处理;数据设备;数据传送;定义;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;链路层;开放系统互连;OSI;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;Definitions;Digital;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electronicinstruments;Electronicsystems;Englishlanguage;Ethernet;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Processcontrol;Processcontrolengineering;Processcontrolsystems;Protocolspecification;Protocols;Signals;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:Thedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidescommunicationopportunitiestoallparticipatingdata-linkentitiesa)inasynchronously-startingcyclicmanner,accordingtoapre-establishedschedule,andb)inacyclicoracyclicasynchronousmanner,asrequestedeachcyclebyeachofthosedata-linkentities.Thusthisprotocolcanbecharacterizedasonewhichprovidescyclicandacyclicaccessasynchronouslybutwithasynchronousrestartofeachcycle.1.2SpecificationsThisstandardspecifiesa)proceduresforthetimelytransferofdataandcontrolinformationfromonedata-linkuserentitytoapeeruserentity,andamongthedata-linkentitiesformingthedistributeddatalinkserviceprovider;b)proceduresforgivingcommunicationsopportunitiestoallparticipatingDL-entities,sequentiallyandinacyclicmannerfordeterministicandsynchronizedtransferatcyclicintervalsuptoonemillisecond;c)proceduresforgivingcommunicationopportunitiesavailablefortime-criticaldatatransmissiontogetherwithnon-time-criticaldatatransmissionwithoutprejudicetothetime-criticaldatatransmission;d)proceduresforgivingcyclicandacycliccommunicationopportunitiesfortime-criticaldatatransmissionwithprioritizedaccess;e)proceduresforgivingcommunicationopportunitiesbasedonstandardISO/IEC8802-3mediumaccesscontrol,withprovisionsfornodestobeaddedorremovedduringnormaloperation;f)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】:N18;P76
【国际标准分类号】:25_040_40;35_100_20;35_160;35_240_50
【页数】:88P;A4
【正文语种】:英语


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【英文标准名称】:Inhalationalanaesthesiasystems-Anaestheticbreathingsystemsforadults
【原文标准名称】:吸入式麻醉剂系统.成人用麻醉呼吸系统
【标准号】:BSISO8835-2-1999
【标准状态】:作废
【国别】:英国
【发布日期】:1999-07-15
【实施或试行日期】:1999-07-15
【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】:麻醉设备;呼吸装置;图形符号;气阀;麻醉学;压力调节器;成年人;定型试验;管接头;使用说明;试验设备;圆形;漏泄试验;流量测量;压力;作标记;试验条件;医用呼吸器;医疗设备
【英文主题词】:Adults;Anaestheticequipment;Anaestheticmachines;Breathingequipment;Inhalation;Marking;Medicalbreathingapparatus;Medicalequipment;Medicaltechnology;Safetyrequirements;Specifications;Technicaldatasheets;Testing;Tests
【摘要】:ThispartofISO8835specifiesrequirementsforinhalationalanaestheticbreathingsystemsforadultswhicharesuppliedeitherassembledbythemanufacturerorforassemblybytheuserinaccordancewiththemanufacturer'sinstructions.Italsocoverscircleabsorberassemblies,exhaustvalves,inspiratoryandexpiratoryvalvesand,insomedesigns,thosepartsofananaestheticbreathingsystemthatareincorporatedwithinananaestheticworkstation,includingtheexpiratorygaspathwayofananaestheticventilatorandanypartsofanon-operator-detachableanaesthetic-gasscavengingsystem(AGSS).ThispartofISO8835doesnotcovertheperformanceofbreathingsystemsregardingtheeliminationofexpiredcarbondioxide,sincethisiscomplexanddependsontheinteractionofthepatient,thefresh-gasflow,thecarbondioxideabsorbentandthebreathingsystemitself.
【中国标准分类号】:C46
【国际标准分类号】:11_040_10
【页数】:30P;A4
【正文语种】:英语


【英文标准名称】:Analysisofsurfaceactiveagents(rawmaterials)-Generalmethods-Methodfordeterminationofmineralsulphatecontent
【原文标准名称】:表面活性剂(原料)的分析.一般方法.无机硫酸盐含量测定方法
【标准号】:BS6829-1.1-1987
【标准状态】:现行
【国别】:英国
【发布日期】:1987-02-27
【实施或试行日期】:1987-02-27
【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】:硫酸盐;容量分析;定量分析;再现性;原材料;含量测定;表面活性剂
【英文主题词】:Determinationofcontent;Sulphates;Surfactants;Testing;Tests;Titration
【摘要】:Titrationwithastandardvolumetriclead(II)nitratesolutioninthepresenceofdithizoneasindicator.
【中国标准分类号】:G72
【国际标准分类号】:71_100_40
【页数】:6P;A4
【正文语种】:英语



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