DIN EN 61158-5-19-2008 工业通讯网络.现场总线规范.第5-19部分:应用层设备定义.19型元件.仅为CD-ROM

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【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part5-19:Applicationlayerservicedefinition-Type19elements(IEC61158-5-19:2007);EnglishversionEN61158-5-19:2008,onlyonCD-ROM
【原文标准名称】:工业通讯网络.现场总线规范.第5-19部分:应用层设备定义.19型元件.仅为CD-ROM
【标准号】:DINEN61158-5-19-2008
【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;接口(数据处理);开放系统互连;操作技术;OSI;物理层;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;Interfaces(dataprocessing);Opensystemsinterconnection;Operationaltechniques;OSI;Physicallayers;Processcontrolengineering;Services;Specification;Specification(approval);Transmissionmedia
【摘要】:Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType19fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.Thisstandarddefinesinanabstractwaytheexternallyvisibleserviceprovidedbythefieldbusapplicationlayerintermsofa)anabstractmodelfordefiningapplicationresources(objects)capableofbeingmanipulatedbyusersviatheuseoftheFALservice,b)theprimitiveactionsandeventsoftheservice;c)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andd)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.Thepurposeofthisstandardistodefinetheservicesprovidedto1)theFALuserattheboundarybetweentheuserandtheapplicationlayerofthefieldbusreferencemodel,and2)SystemsManagementattheboundarybetweentheapplicationlayerandSystemsManagementofthefieldbusreferencemodel.Thisstandardspecifiesthestructureandservicesofthefieldbusapplicationlayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIapplicationlayerstructure(ISO/IEC9545).Theprincipalobjectiveofthisstandardistospecifythecharacteristicsofconceptualapplicationlayerservicessuitablefortime-criticalcommunications,andthussupplementtheOSIBasicReferenceModelinguidingthedevelopmentofapplicationlayerprotocolsfortime-criticalcommunications.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ItisthislatterobjectivewhichgivesrisetothediversityofservicesstandardizedasthevariousTypesofIEC61158,andthecorrespondingprotocolsstandardizedinsubpartsofIEC61158-6.Thisspecificationmaybeusedasthebasisforformalapplicationprogramminginterfaces.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】:37P.;A4
【正文语种】:英语


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【英文标准名称】:Technicaldrawings;rollingbearings;part1:generalsimplifiedrepresentation
【原文标准名称】:技术制图滚动轴承第1部分:通用简化画法
【标准号】:ISO8826-1-1989
【标准状态】:现行
【国别】:国际
【发布日期】:1989-08
【实施或试行日期】:1989-08-01
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC10
【标准类型】:()
【标准水平】:()
【中文主题词】:轴承;滚动轴承;图纸;技术图纸;图解法;工程图
【英文主题词】:Bearings;Drawingsystem;Drawings;Engineeringdrawings;Graphicrepresentation;Graphicalmethods;Hatchings;Representations;Rollingbearings;Simplifications;Symbols;Technicaldrawing
【摘要】:Theprincipleofthedrawingmethodinthispartisthatonlyessentialfeaturesareshown,preferablyinoutline.Thedegreeofsimplificationdependsonthekindofobjectrepresented,thescaleofthedrawingandthepurposeofthedocumentation.Part2dealswiththedetailedsimplifiedrepresentation.
【中国标准分类号】:J04
【国际标准分类号】:01_100_20;21_100_20
【页数】:2P.;A4
【正文语种】:英语


【英文标准名称】:Connectorsforelectronicequipment-Testsandmeasurements-Part16-21:Mechanicaltestsoncontactsandterminations-Test16u:Whiskertestviatheapplicationofexternalmechanicalstresses
【原文标准名称】:电子设备用连接器.试验和测量.第16-21部分:触点和终端的机械试验.试验16u:外部机械应力应用的晶须试验
【标准号】:IEC60512-16-21-2012
【标准状态】:现行
【国别】:国际
【发布日期】:2012-05
【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/SC48B
【标准类型】:()
【标准水平】:()
【中文主题词】:定义(术语);电连接器;电插头;电气元件;电气工程;电气装置;机电的;机电装置;电子设备;紧固件;测量;测量技术;力学;规范;规格;应力;试验;试验条件;须晶
【英文主题词】:Definitions;Electricconnectors;Electricplugs;Electricalcomponents;Electricalengineering;Electricalinstallations;Electromechanical;Electromechanicaldevices;Electronicequipment;Fasteners;Measurement;Measuringtechniques;Mechanic;Specification;Specifications;Stress;Testing;Testingconditions;Whisker
【摘要】:
【中国标准分类号】:L23
【国际标准分类号】:31_220_10
【页数】:21P;A4
【正文语种】:英语