【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part5-15:Applicationlayerservicedefinition-Type15elements(IEC61158-5-15:2007);EnglishversionEN61158-5-15:2008,onlyonCD-ROM
【原文标准名称】:工业通讯网络.现场总线规范.第5-15部分:应用层设备定义.15型元件.仅为CD-ROM
【标准号】:DINEN61158-5-15-2008
【标准状态】:作废
【国别】:德国
【发布日期】:2008-09
【实施或试行日期】:2008-09-01
【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】:应用层;应用;总线系统;总线;电路网络;通信;计算机应用;计算机控制;控制;控制设备;控制系统;控制工艺学;数据总线;数据通信;数据交换;数据传输线;数据连接系统;数据网络;数据处理;数据设备;数据传送;数据传输控制规程;定义;数字的;数字数据;数字工程;电子数据处理;电气工程;电子仪器;电子系统;英语;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);MODBUS;开放系统互连;操作技术;OSI;过程控制工程;设备;规范;规范(验收);传输媒质
【英文主题词】:Applicationlayer;Applications;Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Computerapplications;Computerizedcontrol;Control;Controlequipment;Controlsystems;Controltechnology;Databus;Datacommunication;Dataexchange;Dataline;Datalinksystem;Datanetwork;Dataprocessing;Dataservices;Datatransfer;Datatransmissioncontrolprocedures;Definition;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);MODBUS;Opensystemsinterconnection;Operationaltechniques;OSI;Processcontrolengineering;Services;Specification;Specification(approval);Transmissionmedia
【摘要】:TheType15fieldbusprovidestwomajorcommunicationmechanismsthatcomplementeachotherstosatisfycommunicationrequirementsinthefieldofautomation:theClient/ServerandthePublish/Subscribeparadigms.Theycanbeusedconcurrentlyonthesamedevice.Type15Client/ServeroperatesinaClient/Serverrelationship.Itsapplicationlayerservicedefinitionsandprotocolspecificationsareindependentoftheunderlyinglayers,andhavebeenimplementedonavarietyofstacksandcommunicationmedia,includingEIA/TIA-232,EIA/TIA-422,EIA/TIA-425,HDLC(ISO13239),fiber,TCP/IP,WirelessLANsandRadios.Type15Publish/SubscribeoperatesinaPublish/Subscriberelationship.Itsapplicationlayerservicedefinitionsandprotocolspecificationsareindependentoftheunderlyinglayersandcanbeconfiguredtoprovidereliablebehaviourandsupportdeterminism.ThemostcommonstackisUDP/IP.Thefieldbusapplicationlayer(FAL)providesuserprogramswithameanstoaccessthefieldbuscommunicationenvironment.Inthisrespect,theFALcanbeviewedasa“windowbetweencorrespondingapplicationprograms.”ThispartofIEC61158providescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType15fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThispartofIEC61158defineinanabstractwaytheexternallyvisibleserviceprovidedbytheType15fieldbusapplicationlayerintermsofa)anabstractmodelfordefiningapplicationresources(objects)capableofbeingmanipulatedbyusersviatheuseoftheFALservice,b)theprimitiveactionsandeventsoftheservice;c)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andd)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.ThepurposeofthispartofIEC61158istodefinetheservicesprovidedto1)theFALuserattheboundarybetweentheuserandtheApplicationLayeroftheFieldbusReferenceModel,and2)SystemsManagementattheboundarybetweentheApplicationLayerandSystemsManagementoftheFieldbusReferenceModel.ThispartofIEC61158specifiesthestructureandservicesoftheType15IECfieldbusApplicationLayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIApplicationLayerStructure(ISO/IEC9545).TheprincipalobjectiveofthispartofIEC61158istospecifythecharacteristicsofconceptualapplicationlayerservicessuitablefortime-criticalcommunications,andthussupplementtheOSIBasicReferenceModelinguidingthedevelopmentofapplicationlayerprotocolsfortime-criticalcommunications.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ItisthislatterobjectivewhichgivesrisetothediversityofservicesstandardizedasthevariousTypesofIEC61158,andthecorrespondingprotocolsstandardizedinsubpartsofIEC61158-6.ThisspecificationmaybeusedasthebasisforformalApplicationProgramming-Interfaces.Nevertheless,itisnotaformalprogramminginterface,andanysuchinterfacewillneedtoaddressimplementationissuesnotcoveredbythisspecification,includinga)thesizesandoctetorderingofvariousmulti-octetserviceparameters,andb)thecorrelationofpairedrequestandconfirm,orindicationandresponse,primitives.
【中国标准分类号】:N18;P76
【国际标准分类号】:35_100_70;35_160
【页数】:141P.;A4
【正文语种】:英语
基本信息
| 标准名称： | 非正品钢材检验鉴定规程 第9部分:镀锌薄钢板和钢带 |
| 英文名称： | Rules for the inspection of non-prime steel materials-Part 9:Zinc-coated steel sheets and coils |
| 中标分类： |
冶金 >>
钢铁产品 >>
钢铁产品综合 |
| ICS分类： |
冶金 >>
钢铁产品
|
| 发布日期： | 2006-08-28 |
| 实施日期： | 2007-03-01 |
| 首发日期： | |
| 作废日期： | |
| 起草单位： | 国家认证认可监督管理委员会 |
| 出版日期： | |
| 页数： | 7页 |
适用范围
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