I.S. EN IEC 61784-3:2021
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The latest, up-to-date edition.
Industrial communication networks - Profiles - Part 3: Functional safety fieldbuses - General rules and profile definitions (IEC 61784-3:2021)
Hardcopy , PDF
English
12-04-2021
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Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
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FOREWORD
0 Introduction
1 Scope
2 Normative references
3 Terms, definitions, symbols, abbreviated terms and conventions
4 Conformance
5 Basics of safety-related fieldbus systems
6 Communication Profile Family 1 (FOUNDATION™ Fieldbus) – Profiles for functional safety
7 Communication Profile Family 2 (CIP™) and Family 16 (SERCOS®) – Profiles for functional safety
8 Communication Profile Family 3 (PROFIBUS™, PROFINET™) – Profiles for functional safety
9 Communication Profile Family 6 (INTERBUS®) – Profiles for functional safety
10 Communication Profile Family 8 (CC-Link™) – Profiles for functional safety
11 Communication Profile Family 12 (EtherCAT™) – Profiles for functional safety
12 Communication Profile Family 13 (Ethernet POWERLINK™) – Profiles for functional safety
13 Communication Profile Family 14 (EPA®) – Profiles for functional safety
14 Communication Profile Family 17 (RAPIEnet™) – Profiles for functional safety
15 Communication Profile Family 18 (SafetyNET p™ Fieldbus) – Profiles for functional safety
Annex A (informative) Example functional safety communication models
Annex B (normative) Safety communication channel model using CRC-based error checking
Annex C (informative) Structure of technology-specific parts
Annex D (informative) Assessment guideline
Annex E (informative) Examples of implicit vs. explicit FSCP safety measures
Annex F (informative) Legacy models for estimation of the total residual error rate
Annex G (informative) Implicit data safety mechanisms for IEC 61784-3 functional safety communication profiles (FSCPs)
Annex H (informative) Residual error probability for example CRC codes (tables for verification of calculation methods
Bibliography
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