标准资料网-标准资料免费资源平台

【英文标准名称】:Informationtechnology-InternationalStandardizedProfilesTB,TC,TDandTE-Connection-modetransportserviceoverconnection-modenetworkservice-Part22:Subnetwork-typedependentrequirementsfornetworklayeranddatalinklayerforISDNB-chann
【原文标准名称】:信息技术国际标准化轮廓TB、TC、TD和TE连接方式网络服务之上的连接方式运输服务第22部分:ISDNB信道X.25DTE到DCE操作的网络层和数据链路层用的依赖于子网类型的需求
【标准号】:ISO/IECISP10609-22-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Connection-mode;Datalinklayers;Dataprocessing;Datatransmission;Definitions;Informationinterchange;Informationtechnology;Linklayers;Networkinterconnection;Networklayers;Networkservices;Opensystemsinterconnection;Standardizedprofiles;Subnets;Transportservices;X.25
【摘要】:SpecifiestherequirementsforNetworkLayerandDataLinkLayerthatapplyspecificallytoconfigurationsinvolvingaccesstoanISDNsubnetworkforB-channelX.25DTEtoDCEoperation.
【中国标准分类号】:L79
【国际标准分类号】:35_100_05
【页数】:18P;A4
【正文语种】:英语


【英文标准名称】:Functionalsafetyofelectrical/electronic/programmableelectronicsafetyrelatedsystems.Overviewoftechniquesandmeasures
【原文标准名称】:电气,电子,可编程电子安全性相关系统的功能安全性.技术和措施总则
【标准号】:BSEN61508-7-2010
【标准状态】:现行
【国别】:英国
【发布日期】:2010-06-30
【实施或试行日期】:2010-06-30
【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】:控制工艺学;电控制设备;电的;电气工程;电气设备;电气安全性;电子的;电子工程;电子系统;功能效率;信息技术;IT安全;过程测量和控制技术;可编程序的;可靠度;可靠性保证;安全性;安全装置;安全工程;安全性要求;安全系统;软件;规范(验收)
【英文主题词】:Controltechnology;Electriccontrolequipment;Electrical;Electricalengineering;Electricalequipment;Electricalsafety;Electronic;Electronicengineering;Electronicsystems;Functionalefficiency;Informationtechnology;ITsecurity;Processmeasuringandcontroltechnology;Programmable;Reliability;Reliabilityassurance;Safety;Safetydevices;Safetyengineering;Safetyrequirements;Safetysystems;Software;Specification(approval)
【摘要】:1.1ThispartofIEC61508containsanoverviewofvarioussafetytechniquesandmeasuresrelevanttoIEC61508-2andIEC61508-3.Thereferencesshouldbeconsideredasbasicreferencestomethodsandtoolsorasexamples,andmaynotrepresentthestateoftheart.1.2IEC61508-1,IEC61598-2,IEC61508-3andIEC61508-4arebasicsafetypublications,althoughthisstatusdoesnotapplyinthecontextoflowcomplexityE/E/PEsafety-relatedsystems(see3.4.3ofIEC61508-4).Asbasicsafetypublications,theyareintendedforusebytechnicalcommitteesinthepreparationofstandardsinaccordancewiththeprinciplescontainedinIECGuide104andISO/IECGuide51.IEC61508-1,IEC61508-2,IEC61508-3andIEC61508-4arealsointendedforuseasstand-alonepublications.ThehorizontalsafetyfunctionofthisinternationalstandarddoesnotapplytomedicalequipmentincompliancewiththeIEC60601series.1.3Oneoftheresponsibilitiesofatechnicalcommitteeis,whereverapplicable,tomakeuseofbasicsafetypublicationsinthepreparationofitspublications.Inthiscontext,therequirements,testmethodsortestconditionsofthisbasicsafetypublicationwillnotapplyunlessspecificallyreferredtoorincludedinthepublicationspreparedbythosetechnicalcommittees.1.4Figure1showstheoverallframeworkforparts1to7ofIEC61508andindicatestherolethatIEC61508-7playsintheachievementoffunctionalsafetyforE/E/PEsafety-relatedsystems.
【中国标准分类号】:N18
【国际标准分类号】:13_260;25_040_40;29_020
【页数】:148P.;A4
【正文语种】:英语