FDT技术介绍-美名软件内部培训资料.ppt

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1、,FDT BasicsFrank Schmid,FDT Technology Overview Motivation,FDT Technology Overview Basic Idea,FDT Technology Overview What is FDT?,FDT(Field Device Tool)technology standardizes software interface between field devices drivers and host systems.,DTM(Device Type Manager)is a software driver delivered w

2、ith the deviceStandardized software interfaceSimilar idea as a print driver,FDT Technology Overview Concept,FDT Technology Overview FDT-Plug&Work,Frame Application,FDT Technology OverviewDTM-Device Type Manager,Device DriverFor a particular Device or Device FamilyCreated and shipped by Device vendor

3、Spec.Features(e.g.Firmware Update)Software Proxy for real DeviceInfo on ParameterEdit Parameter(Online/Offline)Diagonstics,Documentation Including GUIActiveX ControlsCorporate Design(Look&Feel)Integrates with every FDT Container,DTM Symbols,OR,FDT Technology Overview DTM Types,Ethernet,FDT Technolog

4、y Overview FDT Container,Windows ApplicationDevice Configuration ToolIntegrated in Engineering-System or Process Control SystemResponsible forManage DTM Catalog(installed DTMs)Engineering of TopologyManage DTM lifecycleHosts DTM User InterfaceData Persistency(DTM,Topology,.)Print DocumentationUser M

5、anagmentAudit Trail,FDT Technology Overview The Simplest Case:Standalone Tools(1),FDT Technology Overview The Simplest Case:Standalone Tools(2),Typical Use Cases:Workshops or small installationsOnline connection to the deviceOperation mainly via the DTMs GUIUser has access to all DTM functionality,e

6、.g.by switching between different tab cardsCurrent configuration and parameters are read from the deviceParameters may be written to the device e.g.for test purposes,FDT Technology Overview The Complex Case:Control Systems(1),Asset Management,Engineering Tool,HMI,Automation,Field Device,DiagnosisCal

7、ibrationMaintenance,ConfigurationParameterization Commissioning,OperatingAlarm reportingMonitoring,Process variablesClock synchronizationStatus,FDT Technology Overview The Complex Case:Control Systems(2),Typical Use Cases:Different Frame Applications may use a DTM in different contexts Availability

8、of DTM functions is controlled according to the application contextAll settings loaded to the device are stored in a system databaseOnline connection to the device is not always available DTM works on database onlyDTM functions are frequently used in the background w/o starting a user dialog,FDT Tec

9、hnology Overview Communication,Profibus DPV1 Read RequestProfibus DPV1 Read Response,FDT Technology Overview Profibus XML Examples,FDT Technology Overview Nested Communication,0.20 mA,HART,Ethernet,Ethernet based Protocol,FDT Technology OverviewCommunication uses Tunneling,Ethernet,TCP/IP,FDT Techno

10、logy OverviewCommunication,Each component wraps the communication frame from the component below,WITHOUT knowing the contentsRouting through system topologyDTM below does not have any knowledge about the network topologyDTM must only support its own communication protocolCommunication/routing throug

11、h ANY network topology,no limitationsCommunication/routing is possible even if the underlying protocol is unknown by the engineering or standalone tool,FDT Technology Overview Scope of FDT Core Specification,Software Architecture(Components,Interfaces)DeviceDTM,CommDTM,FDT Container COM Interfaces a

12、nd XML SchemasMandatory Device Information(e.g.IDtmInformation)Vendor,Device Type,VersionUse CasesLogin,Online/Offline Operation,System Planning,.User RolesPlanning Engineer,Maintenance,Operator,ObserverAdministrator,OEM ServiceState Machine for DTMInstallation,Registry,.,FDT Technology Overview Wha

13、ts defined in FDT Specification?,FDT Technology Overview FDT 1.2.1,Released since August 2005FDT 1.2.1=FDT 1.2+Addendum+EnhancementsRevised Document StructureDevelopment Hints moved to best practice documentsSeparate documents(protocol specific annex)Key IssuesVersioning and InteroperabilityHandling

14、 of DTM specific FilesDTM and FDT Frame Application behavior in specific casesEnhanced bus scan functionalityCommunication EnhancementsDevice initiated data transferBlock Type Manager(BTM)High Performance Data AccessDTM/BTM update and replacement,FDT Technology Overview DTM Style Guide,GoalsUniform

15、user guidanceUniform behavior of a DTMClear identification of device and DTMAll changes of the configuration are markedClear display whether data set or device are affected Plausibility checks of the configuration on a lexical,syntactical and semantical basisUniform installation/de-installation,3 us

16、er interface categoriesStandard user interfaceIdentification areaMenu bar(optional)Toolbar(optional)Application areaAction areaStatus barAdvanced user interfaceStandard+navigation areaComposition user interfaceAdvanced+navigation area shows all applications,FDT Technology Overview DTM Style Guide,Ad

17、vanced user interface,FDT Technology Overview DTM Style Guide,Elements of status bar,FDT Technology Overview DTM Style Guide,Icons for status information and DTM functions,FDT Technology Overview DTM Style Guide,Change of parametersRelated parameters have to be indicatedBlock mode:more then one para

18、meter changed at a timeDirect mode:only one parameter affected at a timeContinous check:every change of a parameter leads to a checkOne time check:parameter is checked on lost focusRepresentation of parameters,FDT Technology Overview DTM Style Guide,FDT Technology Overview Protocol Annex,ExistsProfi

19、bus AnnexHART AnnexFieldbus Foundation AnnexInterbus AnnexIn PreparationDeviceNet Annex AS-Interface Annex Profinet IOModbus,GSDDescribes configuration(cyclic data)DD(e.g.EDDL)Describes all parameters and dependencies of deviceLimited in GUI(usually tabular views)Plattform-independent(uses interpret

20、er)DTMSoftware Proxy of real device(binary)Individual Look&Feel possibleIndividual Presentations possibleIndividual Features possible,FDT Technology Overview DTM vs.DDs,DTMs maysupport offline configuration(engineering)visualize measuring values graphicallysend health info on device to vendorinform

21、end user about news from vendor(Internet)update firmwaremonitor significant device parameter to provide suggestions for maintenance schedulingplay training videos to support maintenance.(no limits),FDT Technology Overview DTM is flexible,FDT Technology Overview Ways to a DTMs,Universal DTMHART Commo

22、n Practice/Universal CommandsPROFIBUS ProfilesLimited in GUI and featuresGeneration based on DDLimited in featuresQuick resultsIndividual DevelopmentOptimization for your specific needsE.g.Cooporate DesignSemi-automatic Generation Company Specific Solution Many Device Types,FDT Technology Overview Q

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24、n to third parties,especially to competitors of the M&M Software GmbH,and it may not be duplicated.These documents and information material contain confidential information and you are therefore requested to keep it strictly confidential.You are also requested to commit your staff that is using these documents and information,to the confidentiality obligation.Thank you.,