1、BSI Standards Publication Field device tool (FDT) interface specification Part 42: Object model integration profile Common Language Infrastructure PD IEC/TR 62453-42:2016National foreword This Published Document is the UK implementation of IEC/TR 62453-42:2016. The UK participation in its preparatio
2、n was entrusted to Technical Committee AMT/7, Industrial communications: process measurement and control, including fieldbus. A list of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions o
3、f a contract. Users are responsible for its correct application. The British Standards Institution 2016. Published by BSI Standards Limited 2016 ISBN 978 0 580 82514 9 ICS 25.040.40; 35.100.05; 35.110 Compliance with a British Standard cannot confer immunity from legal obligations. This Published Do
4、cument was published under the authority of the Standards Policy and Strategy Committee on 31 May 2016. Amendments/corrigenda issued since publication Date Text affected PUBLISHED DOCUMENT PD IEC/TR 62453-42:2016IEC TR 62453-42 Edition 1.0 2016-04 TECHNICAL REPORT Field device tool (FDT) interface s
5、pecification Part 42: Object model integration profile Common Language Infrastructure INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 25.040.40; 35.100.05; 35.110 ISBN 978-2-8322-3226-2 Registered trademark of the International Electrotechnical Commission Warning! Make sure that you obtained this publ
6、ication from an authorized distributor. colour inside PD IEC/TR 62453-42:2016 2 IEC TR 62453-42:2016 IEC 2016 CONTENTS FOREWORD . 19 INTRODUCTION . 21 1 Scope 23 2 Normative references. 23 3 Terms, definitions, abbreviations and conventions 23 3.1 Terms and definitions 23 3.2 Abbreviations 30 3.3 Co
7、nventions 30 4 Implementation concept . 31 4.1 Technological orientation . 31 4.2 Implementation of abstract FDT object model 31 4.3 FDT Frame Application (FA) 32 4.4 DTM Business Logic 33 4.4.1 General . 33 4.4.2 Implementation of DTM, DTM Device Type, and Device Ident Info . 34 4.4.3 Implementatio
8、n of DTM device parameter access . 35 4.4.4 Process Data Info 35 4.4.5 Diagnostic Data Info . 36 4.4.6 Network Management Info 36 4.4.7 Function Info 37 4.4.8 Report Info . 37 4.4.9 Document Reference Info . 37 4.5 Implementation of DTM Functions 37 4.5.1 DTM User Interface 37 4.5.2 Function access
9、control 38 4.5.3 Handling of standard UI elements in modeless DTM UI interfaces . 38 4.5.4 Command functions . 39 4.6 User management . 39 4.6.1 General . 39 4.6.2 Multi-user access . 39 4.6.3 User levels . 39 4.7 Implementation of FDT and system topology 42 4.7.1 General . 42 4.7.2 Topology managem
10、ent . 43 4.7.3 Data exchange between Frame Applications . 45 4.8 Implementation of Modularity . 45 4.9 Implementation of FDT communication 45 4.9.1 Handling of communication requests 45 4.9.2 Handling of communication errors 46 4.9.3 Handling of loss of connection 46 4.9.4 Pointto-point communicatio
11、n . 46 4.9.5 Nested communication . 47 4.9.6 Dynamic changes in network 47 4.10 Identification . 48 4.10.1 DTM instance identification 48 4.10.2 Hardware identification . 48 4.11 Implementation of DTM data persistence and synchronization 49 PD IEC/TR 62453-42:2016IEC TR 62453-42:2016 IEC 2016 3 4.11
12、.1 Persistence overview . 49 4.11.2 Relations of DTMDataSet . 50 4.11.3 DTMDataSet structure 51 4.11.4 Types of persistent DTM data . 52 4.11.5 Data synchronization 52 4.12 Implementation of access to device data and IO information 53 4.12.1 Exposing device data and IO information 53 4.12.2 Data acc
13、ess control . 54 4.12.3 Routed IO information 56 4.12.4 Comparison of DTM and device data 56 4.12.5 Support for multirole devices 57 4.13 Clone of DTM instances 58 4.13.1 General . 58 4.13.2 Replicating a part of topology with Parent DTM and a subset of its Child DTMs . 58 4.13.3 Cloning of a DTM wi
14、thout its children 58 4.13.4 Delayed cloning . 58 4.14 Lifecycle concepts . 59 4.15 Audit trail 59 4.15.1 General . 59 4.15.2 Audit trail events 59 5 Technical concepts 60 5.1 General . 60 5.2 Support of .NET Common Language Runtime versions 62 5.2.1 General . 62 5.2.2 Rules for FDT .NET assemblies
15、62 5.2.3 DTM rules 62 5.2.4 Frame Application rules 62 5.2.5 FDT CLR extension concept . 63 5.3 Support for 32-bit and 64-bit target platforms . 63 5.4 Object activation and deactivation . 64 5.4.1 General . 64 5.4.2 Assembly loading and object creation . 64 5.4.3 Assembly dependencies . 65 5.4.4 Sh
16、ared assemblies . 65 5.4.5 Object deactivation and unloading 66 5.5 Datatypes . 67 5.5.1 General . 67 5.5.2 Serialization / deserialization 67 5.5.3 Support of XML 68 5.5.4 Optional elements 68 5.5.5 Verify . 68 5.5.6 Clone . 68 5.5.7 Equals . 69 5.5.8 Lists 69 5.5.9 Nullable . 70 5.5.10 Enumeration
17、 70 5.5.11 Protocol-specific datatypes. 70 5.5.12 Custom datatypes 72 PD IEC/TR 62453-42:2016 4 IEC TR 62453-42:2016 IEC 2016 5.6 General object interaction 73 5.6.1 General . 73 5.6.2 Decoupling of FDT Objects . 73 5.6.3 Parameter interchange with .NET datatypes . 74 5.6.4 Interaction patterns 74 5
18、.6.5 Properties 74 5.6.6 Synchronous methods 74 5.6.7 Asynchronous methods 75 5.6.8 Events pattern . 81 5.6.9 Exception handling . 82 5.7 Threading . 86 5.7.1 Introduction 86 5.7.2 Threading rules 87 5.8 Localization support 88 5.8.1 General . 88 5.8.2 Access to localized resources and culture-depen
19、dent functions . 89 5.8.3 Handling of cultures . 89 5.8.4 Switching the User Interface language 90 5.9 DTM User Interface implementation . 90 5.9.1 General . 90 5.9.2 Resizing 90 5.9.3 Private dialogs . 92 5.10 DTM User Interface hosting . 92 5.10.1 General . 92 5.10.2 Hosting DTM WPF controls 92 5.
20、10.3 Hosting DTM WinForms controls 93 5.11 Static Function implementation 94 5.12 Persistence . 96 5.12.1 Overview . 96 5.12.2 Data format 97 5.12.3 Adding / reading / writing / deleting of data . 97 5.12.4 Searching for data 99 5.13 Comparison of DTM and device data . 100 5.13.1 Comparison of datas
21、ets using IDeviceData / IInstanceData . 100 5.13.2 Comparison of datasets using IComparison 101 5.14 Tracing . 101 5.15 Report generation . 101 5.15.1 General . 101 5.15.2 Report types 102 5.15.3 DTM report data format 102 5.15.4 Report data exchange 103 5.16 Security 103 5.16.1 General . 103 5.16.2
22、 Strong naming of assemblies 103 5.16.3 Identification of origin . 104 5.16.4 Code access security . 104 5.16.5 Validation of FDT compliance certification 104 6 FDT Objects and interfaces 106 6.1 General . 106 PD IEC/TR 62453-42:2016IEC TR 62453-42:2016 IEC 2016 5 6.2 Frame Application . 107 6.3 DTM
23、 Business Logic 109 6.3.1 DTM BL interfaces . 109 6.3.2 State machines related to DTM BL . 114 6.3.3 State machine of instance data . 120 6.4 DTM User Interface . 123 6.5 Communication Channel 124 6.6 Availability of interface methods 125 7 FDT datatypes . 126 7.1 General . 126 7.2 Datatypes Base 12
24、7 7.3 General datatypes . 127 7.4 Datatypes DtmInfo / TypeInfo . 128 7.5 Datatypes DeviceIdentInfo 130 7.6 Datatypes for installation and deployment 135 7.6.1 Datatypes SetupManifest . 135 7.6.2 Datatypes DtmManifest . 136 7.6.3 Datatypes DtmUiManifest 137 7.7 Datatypes Communication 137 7.8 Datatyp
25、es BusCategory 143 7.9 Datatypes Device / Instance Data . 143 7.9.1 General . 143 7.9.2 Datatypes used in reading and writing DeviceData 150 7.10 Datatypes for export and import . 152 7.10.1 Datatypes TopologyImportExport . 152 7.10.2 Datatypes ImportExportDataset . 153 7.11 Datatypes for process da
26、ta description 154 7.11.1 Datatypes ProcessDataInfo . 154 7.11.2 Datatypes Process Image 159 7.12 Datatypes Address information . 160 7.13 Datatypes NetworkDataInfo 164 7.14 Datatypes DTM functions 166 7.15 Datatypes DTM messages 168 7.16 Datatypes for delegation of DTM UI dialog actions . 170 7.17
27、Datatypes CommunicationChannelInfo 170 7.18 Datatypes HardwareIdentification and scanning 172 7.18.1 General . 172 7.18.2 Datatypes DeviceScanInfo . 172 7.18.3 Example HardwareIdentification and scanning for HART 173 7.19 Datatypes DTM report types . 174 7.20 Information related to device modules in
28、 a monolithic DTM 174 8 Workflows . 176 8.1 General . 176 8.2 Instantiation, loading and release 176 8.2.1 Finding a DTM BL object 176 8.2.2 Instantiation of a new DTM BL 178 8.2.3 Configuring access rights . 180 8.2.4 Loading a DTM BL . 181 8.2.5 Loading a DTM with Expert user level . 182 PD IEC/TR
29、 62453-42:2016 6 IEC TR 62453-42:2016 IEC 2016 8.2.6 Release of a DTM BL . 183 8.3 Persistent storage of a DTM 184 8.3.1 Saving instance data of a DTM . 184 8.3.2 Copy and versioning of a DTM instance 185 8.3.3 Dataset commit failed . 186 8.3.4 Export a DTM dataset to file . 186 8.4 Locking and Data
30、Transactions in multi-user environments . 187 8.4.1 General . 187 8.4.2 Propagation of changes 188 8.4.3 Synchronizing DTMs in multi-user environments . 190 8.5 Execution of DTM Functions 191 8.5.1 General . 191 8.5.2 Finding a DTM User Interface object . 191 8.5.3 Instantiation of an integrated DTM
31、 graphical user interface . 192 8.5.4 Instantiation of a DTM UI triggered by the DTM BL . 193 8.5.5 Instantiation of a modal DTM UI triggered by DTM BL . 194 8.5.6 Release of a DTM User Interface 195 8.5.7 Release of a DTM UI triggered by the DTM BL 196 8.5.8 Release of a DTM User Interface triggere
32、d by itself 197 8.5.9 Release of a non-modal DTM User Interface triggered by a standard action 198 8.5.10 Progress indication for prolonged DTM actions . 199 8.5.11 Starting an application . 200 8.5.12 Terminating applications 201 8.5.13 Execution of command functions 201 8.5.14 Execution of a comma
33、nd function with user interface 201 8.5.15 Opening of documents . 202 8.5.16 Interaction between DTM User Interface and DTM Business Logic 203 8.5.17 Interaction between DTM Business Logic and DTM User Interface 205 8.5.18 Interaction between DTM User Interface and DTM Business Logic with Cancel . 2
34、06 8.5.19 Retrieving information about available Static Functions . 207 8.5.20 Executing a Static Function 208 8.5.21 Executing a Static Function with multiple arguments . 209 8.6 DTM communication 210 8.6.1 General . 210 8.6.2 Establishing a communication connection . 211 8.6.3 Cancel establishment
35、 of communication connection 212 8.6.4 Communicating with the device 212 8.6.5 Frame Application or Child DTM disconnect a device 213 8.6.6 Terminating a communication connection . 214 8.6.7 DTM aborts communication connection . 215 8.6.8 Communication Channel aborts communication connection . 216 8
36、.7 Nested communication 216 8.7.1 General . 216 8.7.2 Communication request for a nested connection . 217 8.7.3 Propagation of errors for a nested connection . 218 8.8 Topology planning . 219 8.8.1 General . 219 PD IEC/TR 62453-42:2016IEC TR 62453-42:2016 IEC 2016 7 8.8.2 Adding a DTM to the topolog
37、y 219 8.8.3 Removing a DTM from topology 220 8.8.4 Frame Application creates topology 221 8.8.5 DTM generates sub-topology 222 8.8.6 Physical Layer and DataLinkLayer 224 8.9 Instantiation, configuration, move and release of Child DTMs . 224 8.9.1 General . 224 8.9.2 Instantiation and configuration o
38、f Child DTM BL 224 8.9.3 Interaction between Parent DTM and Child DTM . 225 8.9.4 Interaction between Parent DTM and Child DTM using IDtmMessaging . 227 8.9.5 Parent DTM moves a Child DTM . 227 8.9.6 Parent DTM removes Child DTM 228 8.10 Topology scan . 229 8.10.1 General . 229 8.10.2 Scan of networ
39、k topology . 229 8.10.3 Cancel topology scan . 230 8.10.4 Scan based DTM assignment . 231 8.10.5 Manufacturer-specific device identification 232 8.11 Configuration of communication networks 234 8.11.1 Configuration of a fieldbus master 234 8.11.2 Integration of a passive device . 235 8.12 Using IO i
40、nformation . 235 8.12.1 Assignment of symbolic name to process data 235 8.12.2 Creation of Process Image . 237 8.12.3 Validation of changes in process image while PLC is running 238 8.12.4 Changing of variable names using process image interface . 239 8.13 Managing addresses . 240 8.13.1 Set DTM add
41、ress with user interface 240 8.13.2 Set DTM addresses without user interface 241 8.13.3 Display or modify addresses of all Child DTMs with user interface . 242 8.14 Device-initiated data transfer . 243 8.15 Reading and writing data . 244 8.15.1 Read/write instance data 244 8.15.2 Read/write device d
42、ata . 246 8.16 Comparing data 248 8.16.1 Comparing device dataset and instance dataset . 248 8.16.2 Comparing different instance datasets 248 8.17 Reassigning a different DtmDeviceType at a device node 249 8.17.1 General . 249 8.17.2 DTM detects a change in connected device type . 250 8.17.3 Search
43、matching DtmDeviceTypes after incompatible device exchange . 252 8.17.4 Reassign DtmDeviceType after incompatible device exchange 253 8.18 Copying part of FDT Topology . 255 8.18.1 Cloning of a single DTM without Children 255 8.18.2 Cloning of a DTM with all its Children . 256 8.19 Sequences for aud
44、it trail 256 8.19.1 General . 256 8.19.2 Audit trail of parameter modifications in instance dataset 256 8.19.3 Audit trail of parameter modifications in device dataset . 257 PD IEC/TR 62453-42:2016 8 IEC TR 62453-42:2016 IEC 2016 8.19.4 Audit trail of function calls 258 8.19.5 Audit trail of general
45、 notification . 259 9 Installation . 259 9.1 General . 259 9.2 Common rules . 259 9.2.1 Predefined installation paths 259 9.2.2 Manifest files . 262 9.2.3 Paths in manifest files 263 9.2.4 Common command line arguments . 263 9.2.5 Digital signatures of setup components . 264 9.3 Installation of FDT
46、core assemblies . 264 9.4 Installation of communication protocols 264 9.4.1 General . 264 9.4.2 Registration . 264 9.4.3 Protocol manifest . 264 9.5 Installation of DTMs 265 9.5.1 General . 265 9.5.2 Registration . 266 9.5.3 DTM manifest 267 9.5.4 DTM User Interface manifest 268 9.6 DTM setup 269 9.
47、6.1 Structure 269 9.6.2 DTM setup manifest . 270 9.6.3 DTM device identification manifest . 271 9.6.4 Setup creation rules . 273 9.7 DTM deployment . 274 9.8 Paths and file information 276 9.8.1 Path information provided by a DTM . 276 9.8.2 Paths and persistence 276 9.8.3 Multi-user systems . 276 1
48、0 Life cycle concept 276 10.1 General . 276 10.2 Technical concept . 277 10.2.1 General . 277 10.2.2 DtmManifest / DtmInfo 278 10.2.3 TypeInfo 278 10.2.4 Supported DataSet formats 279 10.2.5 DeviceIdentInfo 279 10.2.6 Dataset 280 10.2.7 DeviceScanInfo 280 10.3 DTM setup 280 10.4 Life Cycle Scenarios
49、 . 281 10.4.1 Overview . 281 10.4.2 Search for device type in DTM setups . 282 10.4.3 Search for installed DTMs 283 10.4.4 Dataset migration for reassigned DTM 285 11 Frame Application architectures . 286 11.1 General . 286 11.2 Standalone application 286 PD IEC/TR 62453-42:2016IEC TR 62453-42:2016 IEC 2016 9 11.3 Remoted user Interface . 286 11.4 Distributed multi-user application . 287 11.5 OPC UA 287 Annex A (normative) FDT2 Use case model . 289 A.1 Use case model overview 289 A.2 Act
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