BS EN IEC 61158-5-21:2019
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Industrial communication networks. Fieldbus specifications – Application layer service definition. Type 21 elements
| Published By | Publication Date | Number of Pages |
| BSI | 2019 | 86 |
IEC 61158-5-21:2019 specifies the structure and services of the type 21 IEC fieldbus Application Layer, in conformance with the OSI Basic Reference Model (ISO/IEC 7498) and the OSI Application Layer Structure (ISO/IEC 9545). This second edition cancels and replaces the first edition published in 2010. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: ā¢added Write and Read service; ā¢miscellaneous editorial corrections.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 2 | National foreword |
| 5 | Annex ZA(normative)Normative references to international publicationswith their corresponding European publications |
| 7 | CONTENTS |
| 10 | FOREWORD |
| 12 | INTRODUCTION |
| 13 | 1 Scope 1.1 Overview |
| 14 | 1.2 Specifications 1.3 Conformance 2 Normative references |
| 15 | 3 Terms, definitions, symbols, abbreviations, and conventions 3.1 Terms and definitions from other ISO/IEC standards 3.1.1 ISO/IECĀ 74981 terms 3.1.2 ISO/IECĀ 8822 terms 3.1.3 ISO/IECĀ 88241 terms |
| 16 | 3.1.4 ISO/IECĀ 9545 terms 3.2 Fieldbus data link layer terms 3.3 Fieldbus application layer specific definitions |
| 22 | 3.4 Abbreviations and symbols 3.5 Conventions 3.5.1 Overview |
| 23 | 3.5.2 General conventions 3.5.3 Conventions for class definitions |
| 24 | 3.5.4 Conventions for service definitions |
| 25 | 4 Concepts 4.1 Common concepts 4.1.1 Overview |
| 26 | 4.1.2 Architectural relationships Figures FigureĀ 1Ā āĀ Relationship to the OSI Basic Reference Model |
| 27 | FigureĀ 2Ā āĀ Architectural positioning of the fieldbus application layer |
| 28 | 4.1.3 Fieldbus application layer structure |
| 29 | FigureĀ 3Ā āĀ Client/server interactions |
| 30 | FigureĀ 4Ā āĀ Pull model interactions |
| 31 | FigureĀ 5Ā āĀ Push model interactions |
| 32 | Tables TableĀ 1Ā āĀ Types of timeliness |
| 33 | FigureĀ 6Ā āĀ APOs services conveyed by the FAL |
| 35 | FigureĀ 7Ā āĀ Application entity structure |
| 36 | FigureĀ 8Ā āĀ FAL management of objects |
| 37 | FigureĀ 9Ā āĀ ASE service conveyance |
| 39 | 4.1.4 Fieldbus application layer naming and addressing FigureĀ 10Ā āĀ Defined and established AREPs |
| 40 | 4.1.5 Architecture summary |
| 41 | 4.1.6 FAL service procedures FigureĀ 11Ā āĀ FAL architectural components |
| 42 | 4.1.7 Common FAL attributes 4.1.8 Common FAL service parameters |
| 43 | 4.1.9 APDU size 4.2 Type specific concepts |
| 44 | FigureĀ 12Ā āĀ Interaction between FAL and DLL FigureĀ 13Ā āĀ Publisher-subscriber communication model |
| 45 | 4.2.1 Node, AP, and object dictionary FigureĀ 14Ā āĀ Client-server communication model FigureĀ 15Ā āĀ Object model TableĀ 2Ā āĀ Overall structure of the OD |
| 46 | 4.2.2 APO ASEs 5 Data type ASE 5.1 General 5.1.1 Overview FigureĀ 16Ā āĀ ASEs of a TypeĀ 21 application |
| 47 | 5.1.2 Basic type overview 5.1.3 Fixed-length type overview FigureĀ 17Ā āĀ Data type class hierarchy example |
| 48 | 5.1.4 Constructed type overview 5.1.5 Specification of user-defined data types 5.1.6 Transfer of user data |
| 49 | 5.2 Formal definition of data type objects 5.2.1 Data type class |
| 50 | 5.3 FAL defined data types 5.3.1 Fixed-length types |
| 53 | 5.3.2 String types |
| 54 | 5.4 Data type ASE service specification 6 Communication model specification 6.1 ASEs 6.1.1 Application process ASE |
| 57 | TableĀ 3Ā āĀ Identify service |
| 59 | TableĀ 4Ā āĀ Status service |
| 60 | 6.1.2 Service data object ASE |
| 61 | TableĀ 5Ā āĀ Access rights for object |
| 62 | TableĀ 6Ā āĀ Read service |
| 64 | TableĀ 7Ā āĀ Write service |
| 66 | TableĀ 8Ā āĀ Write and Read service |
| 68 | TableĀ 9Ā āĀ Write and Read Multiple service |
| 70 | 6.1.3 Process data object ASE |
| 72 | TableĀ 10Ā āĀ TB-transfer TableĀ 11Ā āĀ COS-transfer |
| 73 | 6.1.4 Application relationship ASE FigureĀ 18Ā āĀ The AR ASE conveys APDUs between APs |
| 74 | TableĀ 12Ā āĀ Conveyance of service primitives by AREP role TableĀ 13Ā āĀ Valid combinations of AREP roles involved in an AR |
| 78 | TableĀ 14Ā āĀ AR-unconfirmed send |
| 79 | TableĀ 15Ā āĀ AR-confirmed send |
| 80 | 6.2 ARs 6.2.1 Point-to-point user-triggered confirmed client/server AREP (PTC-AR) |
| 81 | 6.2.2 Multipoint network-scheduled unconfirmed publisher-subscriber AREP (MSUAR) |
| 83 | 6.2.3 Multipoint user-triggered unconfirmed publisher-subscriber AREP (MTUAR) |
| 84 | 6.3 Summary of FAL classes 6.4 Permitted FAL services by AREP role TableĀ 16Ā āĀ FAL class summary TableĀ 17Ā āĀ Services by AREP role |
| 85 | Bibliography |
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