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BS EN 61158-6-18-2008 工业通讯网络.现场总线规范.应用层协议规范.18型元件

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【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part6-18:Applicationlayerprotocolspecification—Type18elements
【原文标准名称】:工业通讯网络.现场总线规范.应用层协议规范.18型元件
【标准号】:BSEN61158-6-18-2008
【标准状态】:作废
【国别】:英国
【发布日期】:2008-06-30
【实施或试行日期】:2008-06-30
【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;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;协议规范;协议;设备;规范;规范(验收);传输媒质;传输协议
【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);Opensystemsinterconnection;Operationaltechniques;OSI;Processcontrolengineering;Protocolspecification;Protocols;Services;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType18fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandardspecifiesinteractionsbetweenremoteapplicationsanddefinestheexternallyvisiblebehaviorprovidedbytheType18fieldbusapplicationlayerintermsofa)theformalabstractsyntaxdefiningtheapplicationlayerprotocoldataunitsconveyedbetweencommunicatingapplicationentities;b)thetransfersyntaxdefiningencodingrulesthatareappliedtotheapplicationlayerprotocoldataunits;c)theapplicationcontextstatemachinedefiningtheapplicationservicebehaviorvisiblebetweencommunicatingapplicationentities;d)theapplicationrelationshipstatemachinesdefiningthecommunicationbehaviorvisiblebetweencommunicatingapplicationentities.Thepurposeofthisstandardistodefinetheprotocolprovidedto1)definethewire-representationoftheserviceprimitivesdefinedinIEC61158-5-18,and2)definetheexternallyvisiblebehaviorassociatedwiththeirtransfer.ThisstandardspecifiestheprotocoloftheType18fieldbusapplicationlayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIapplicationlayerstructure(ISO/IEC9545).TheprincipalobjectiveofthisstandardistospecifythesyntaxandbehavioroftheapplicationlayerprotocolthatconveystheapplicationlayerservicesdefinedinIEC61158-5-18.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ItisthislatterobjectivewhichgivesrisetothediversityofprotocolsstandardizedintheIEC61158-6series.
【中国标准分类号】:N18;P76
【国际标准分类号】:35_100_70;35_160;35_240_50
【页数】:68P.;A4
【正文语种】:英语


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【英文标准名称】:Wheat,ryeandrespectiveflours,durumwheatanddurumwheatsemolina-DeterminationoftheFallingNumberaccordingtoHagberg-Perten
【原文标准名称】:小麦、黑麦和作物粉、硬粒小麦和硬粒小麦面粉.根据Hagberg-Perten测定降落数值
【标准号】:BSISO3093-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-08-06
【实施或试行日期】:2004-08-06
【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】:谷物产品;作物粉;面粉;黑麦;谷类作物;小麦;农产品;HAGBERG-PERTEN;测量;定义;酶的活性;含量测定;试验;硬粒小麦
【英文主题词】:Agriculturalproducts;Cerealproducts;Cereals;Definition;Definitions;Determinationofcontent;Durumwheat;Enzymaticactivity;Flour;Hagberg-Perten;Measurement;Rye;Semolina;Specimenpreparation;Testing;Tests;Wheat
【摘要】:1ThisInternationalStandarddescribesthedeterminationoftheα-amylaseactivityofcerealsbytheFallingNumbermethodaccordingtoHagberg-Perten.Thismethodisapplicabletocerealgrains,inparticulartowheatandryeandtheirrespectiveflours,durumwheatanditssemolina.ForthepurposesofthisInternationalStandardtheterm"flour"includessemolinaandgroundgrain(wholemeal),theparticlesizesofwhicharedefined.Thismethodisnotapplicableforthedeterminationoflowlevelsofα-amylaseactivity,whichcanbecarriedoutinaccordancewithISO7973.2ByconvertingtheFallingNumberintoaLiquefactionNumber(LN),itispossibletousethismethodtoestimatethecompositionofmixturesofgrain,flourorsemolinawithknownFallingNumbervaluesnecessarytoproduceasampleofarequiredFallingNumber.
【中国标准分类号】:X11
【国际标准分类号】:67_060
【页数】:20P.;A4
【正文语种】:英语


【英文标准名称】:FUNDAMENTALSTANDARDS.QUANTITIES,UNITSANDSYMBOLSOFPERIODICANDRELATEDPHENOMENA.
【原文标准名称】:基础标准.周期现象和有关现象的量值、单位和符号
【标准号】:NFX02-202-1985
【标准状态】:作废
【国别】:法国
【发布日期】:1985-08
【实施或试行日期】:1985-07-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:量;表(数据);波长;频率;定义;符号;测量单位
【英文主题词】:unitsofmeasurement;quantities;quantity;definitions;frequencies;tables(data);wavelengths;symbols
【摘要】:
【中国标准分类号】:A51
【国际标准分类号】:
【页数】:9P;A4
【正文语种】:其他