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BS EN 61158-5-10-2008 工业通信网络.现场总线规范.应用层服务定义.10型元件

作者:标准资料网 时间:2024-05-10 07:48:41  浏览:9697   来源:标准资料网
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【英文标准名称】:Industrialcommunicationnetworks.Fieldbusspecifications.Applicationlayerservicedefinition.Type10elements
【原文标准名称】:工业通信网络.现场总线规范.应用层服务定义.10型元件
【标准号】:BSEN61158-5-10-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2008-09-30
【实施或试行日期】:2008-09-30
【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】: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;数据服务;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);开放系统互连;操作技术;OSI;过程控制工程;服务;规范;规范(验收);传输媒质
【英文主题词】:Applicationlayer;Applicationlayer(OSI);Applications;Automaticcontrolsystems;Busnetworks;Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Communicationnetworks;Communicationprocedures;Computerapplications;Computernetworks;Computerizedcontrol;Control;Controlequipment;Controlsystems;Controltechnology;Databus;Datacommunication;Dataexchange;Dataline;Datalinksystem;Datanetwork;Dataprocessing;Dataservices;Datatransfer;Datatransmission;Datatransmissioncontrolprocedures;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Opensystemsinterconnection;Operationaltechniques;OSI;Processcontrol;Processcontrolengineering;Services;Specification;Specification(approval);Transmissionmedia
【摘要】:ThefieldbusApplicationLayer(FAL)providesuserprogramswithameanstoaccessthefieldbuscommunicationenvironment.Inthisrespect,theFALcanbeviewedasa“windowbetweencorrespondingapplicationprograms."Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictotype10fieldbus.Theterm“time-critical"isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.Thisstandarddefinesinanabstractwaytheexternallyvisibleserviceprovidedbythetype10fieldbusApplicationLayerintermsofa)anabstractmodelfordefiningapplicationresources(objects)capableofbeingmanipulatedbyusersviatheuseoftheFALservice,b)theprimitiveactionsandeventsoftheservice;c)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andd)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.Thepurposeofthisstandardistodefinetheservicesprovidedto1)theFALuserattheboundarybetweentheuserandtheApplicationLayeroftheFieldbusReferenceModel,and2)SystemsManagementattheboundarybetweentheApplicationLayerandSystemsManagementoftheFieldbusReferenceModel.Thisstandardspecifiesthestructureandservicesofthetype10IECfieldbusApplicationLayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIApplicationLayerStructure(ISO/IEC9545).FALservicesandprotocolsareprovidedbyFALapplication-entities(AE)containedwithintheapplicationprocesses.TheFALAEiscomposedofasetofobject-orientedApplicationServiceElements(ASEs)andaLayerManagementEntity(LME)thatmanagestheAE.TheASEsprovidecommunicationservicesthatoperateonasetofrelatedapplicationprocessobject(APO)classes.OneoftheFALASEsisamanagementASEthatprovidesacommonsetofservicesforthemanagementoftheinstancesofFALclasses.Althoughtheseservicesspecify,fromtheperspectiveofapplications,howrequestandresponsesareissuedanddelivered,theydonotincludeaspecificationofwhattherequestingandrespondingapplicationsaretodowiththem.Thatis,thebehavioralaspectsoftheapplicationsarenotspecified;onlyadefinitionofwhatrequestsandresponsestheycansend/receiveisspecified.ThispermitsgreaterflexibilitytotheFALusersinstandardizingsuchobjectbehavior.Inadditiontotheseservices,somesupportingservicesarealsodefinedinthisstandardtoprovideaccesstotheFALtocontrolcertainaspectsofitsoperation.
【中国标准分类号】:P76
【国际标准分类号】:25_040_40;35_100_70;35_160;35_240_50
【页数】:760P.;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforCopperStripCorrosionbyLiquefiedPetroleum(LP)Gases
【原文标准名称】:液化石油(LP)气对铜条腐蚀性的标准试验方法
【标准号】:ASTMD1838-2007
【标准状态】:现行
【国别】:
【发布日期】:2007
【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】:D02.H0
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:铜腐蚀试验;腐蚀;燃料;液化石油气;石油产品;测试
【英文主题词】:coppercorrosion;copperstrip;liquefiedpetroleumgases
【摘要】:Coppercorrosionlimitsprovideassurancethatdifficultieswillnotbeexperiencedindeteriorationofthecopperandcopper-alloyfittingsandconnectionsthatarecommonlyusedinmanytypesofutilization,storage,andtransportationequipment.1.1Thistestmethodcoversthedetectionofthepresenceofcomponentsinliquefiedpetroleumgaseswhichmaybecorrosivetocopper.Foranequivalentcopperstriptestapplicabletolessvolatilepetroleumproducts,seeTestMethodD130.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,see6.1,9.3.1,andAnnexA1.
【中国标准分类号】:H25;E46
【国际标准分类号】:77_060
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Threadedsteelpipefittings;Pipeunions
【原文标准名称】:带螺纹的钢管配件.管螺纹连接
【标准号】:DIN2993-1962
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【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】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:



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