BS EN 61158-6-4-2008 工业通信网络.现场总线规范.应用层协议规范.4型元件

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【英文标准名称】:Industrialcommunicationnetworks.Fieldbusspecifications.Applicationlayerprotocolspecification.Type4elements
【原文标准名称】:工业通信网络.现场总线规范.应用层协议规范.4型元件
【标准号】:BSEN61158-6-4-2008
【标准状态】:现行
【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;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;服务;规范;规范(验收);传输媒质;传输协议
【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;Protocolspecification;Protocols;Services;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType4fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandardspecifiesinteractionsbetweenremoteapplicationsanddefinestheexternallyvisiblebehaviorprovidedbytheType4fieldbusapplicationlayerintermsofa)theformalabstractsyntaxdefiningtheapplicationlayerprotocoldataunitsconveyedbetweencommunicatingapplicationentities;b)thetransfersyntaxdefiningencodingrulesthatareappliedtotheapplicationlayerprotocoldataunits;c)theapplicationcontextstatemachinedefiningtheapplicationservicebehaviorvisiblebetweencommunicatingapplicationentities;d)theapplicationrelationshipstatemachinesdefiningthecommunicationbehaviorvisiblebetweencommunicatingapplicationentities.Thepurposeofthisstandardistodefinetheprotocolprovidedto1)definethewire-representationoftheserviceprimitivesdefinedinIEC61158-5-4,and2)definetheexternallyvisiblebehaviorassociatedwiththeirtransfer.ThisstandardspecifiestheprotocoloftheType4fieldbusapplicationlayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIapplicationlayerstructure(ISO/IEC9545).TheprincipalobjectiveofthisstandardistospecifythesyntaxandbehavioroftheapplicationlayerprotocolthatconveystheapplicationlayerservicesdefinedinIEC61158-5-4.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ItisthislatterobjectivewhichgivesrisetothediversityofprotocolsstandardizedinIEC61158-6.
【中国标准分类号】:L79
【国际标准分类号】:25_040_40;35_100_70;35_160;35_240_50
【页数】:38P.;A4
【正文语种】:英语


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【英文标准名称】:Specificationforradiofrequencyconnectorsofassessedquality:genericdataandmethodsoftest
【原文标准名称】:经质量评定的射频连接器规范:通用数据和试验方法
【标准号】:BS9210-1984
【标准状态】:现行
【国别】:英国
【发布日期】:1984-05-31
【实施或试行日期】:1984-05-31
【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】:电子设备及元件;定义;同轴连接器;环境试验;电学测量;详细规范;电缆;尺寸;接触电阻;名称与符号;同轴电缆;同轴电缆;检验;射频;软电缆;介电强度试验;统计质量控制;反射系数;防尘试验;电气元件;工作环境;工程图;质量评估;质量评估;质量控制;图解表示法;认可试验;认证(认可);电气试验;电连接器;额定值;耐久试验;评估的质量;耐溶剂试验;图形表示;规范(验收);资格鉴定;符号;字母;能力鉴定;电阻测量;质量保证体系;漏泄试验;机械试验;试验设备;作标记;试验条件
【英文主题词】:Approvaltesting;Assessedquality;Capabilityapproval;Certification(approval);Coaxialcables;Coaxialconnectors;Contactresistance;Definitions;Designations;Detailspecification;Dielectric-strengthtests;Dimensions;Dust-tightnesstests;Electriccables;Electricconnectors;Electricalcomponents;Electricalmeasurement;Electricaltesting;Electronicequipmentandcomponents;Endurancetesting;Engineeringdrawings;Environment(working);Environmentaltesting;Flexiblecables;Graphicrepresentation;Inspection;Leaktests;Letters(symbols);Marking;Mechanicaltesting;Qualificationapproval;Qualityassurancesystems;Qualitycontrol;Radiofrequencies;Ratings;Reflectionfactor;Resistancemeasurement;Solvent-resistancetests;Specification(approval);Statisticalqualitycontrol;Symbols;Testequipment;Testingconditions
【摘要】:Testproceduresandgeneralrequirementsforradiofrequencyconnectorsandaccessories.Givesrulesfordraftingdetailspecifications.
【中国标准分类号】:L23
【国际标准分类号】:33_120_30
【页数】:134P.;A4
【正文语种】:英语


【英文标准名称】:InformationProcessing-DataInterchangeon130mm(5.25in)FlexibleDiskCartridgesusingTwo-FrequencyRecordingat7958ftpard,1,9tpmm(48tpi),onOneSide-Part2:TrackFormat
【原文标准名称】:信息处理.利用7958ftpard1.9tpmm(48tpi)单面双频预记录在130mm(5.25in)盒式软盘上的数据交换.第2部分:磁道格式
【标准号】:ANSI/ISO6596-2-1985
【标准状态】:现行
【国别】:美国
【发布日期】:1985
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:数据交换;数据介质;信息处理
【英文主题词】:datamedia;informationprocessing;dataexchange
【摘要】:ThispartofISO6596specifiesthemagneticcharacteristics,thetracklayout,andatrackformattobeusedona130mm(5.25in)flexiblediskcartridge,recordedat7958ftpradononesideusingtwo-frequencyrecordingatatrackdensityof1,9trackspermillimetre(tpmm)[48tracksperinch(tip)],whichisintendedfordatainterchangebetweendataprocessingsystems.
【中国标准分类号】:L70
【国际标准分类号】:35_220_21
【页数】:
【正文语种】:英语