Overview
IEC 61158-1:2023 is an international standard published by the International Electrotechnical Commission (IEC) that defines the generic concepts of industrial communication networks, specifically fieldbus specifications. As Part 1 of the IEC 61158 series, this standard provides an essential overview and guidance on utilizing the IEC 61158 and IEC 61784 series. It aims to clarify the structure and content of these series, relating them to the ISO/IEC 7498-1 OSI Basic Reference Model for seamless integration and interoperability. IEC 61158-1:2023 supports implementers and users by detailing common aspects across the diverse fieldbus types, including application layer services and generic data types.
Key Topics
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Fieldbus Concept
The standard explains the generic concept of fieldbuses as industrial communication networks designed for real-time control in automation systems.
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Structure of IEC 61158 Series
IEC 61158-1:2023 outlines the physical, data-link, and application layer specifications within the IEC 61158 series, establishing a modular approach to fieldbus system design.
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Mapping to OSI Model
The document describes how the IEC 61158 series corresponds to the OSI Basic Reference Model layers, promoting a common understanding of communication protocols and services.
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Relationship with IEC 61784 Series
Guidance is provided on how to combine the IEC 61158 series with IEC 61784, which focuses on communication profiles including functional safety and installation profiles.
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Application Layer Service Descriptions
It includes detailed concepts related to application layer services, service elements, and naming/addressing conventions vital for uniform communication across devices.
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Generic Fieldbus Data Types
IEC 61158-1 defines formal data types and structures used in fieldbus communication, enhancing interoperability and simplifying the development process.
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Quality of Service and Special Requirements
The standard addresses quality of service features necessary for industrial control networks and specific considerations for wireless communication media.
Applications
IEC 61158-1:2023 serves as a foundational reference for:
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Industrial Automation Systems
Designing and implementing reliable and interoperable fieldbus communication networks for factory automation, process control, and manufacturing systems.
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Control Network Developers
Engineers and system integrators can develop industrial communication products aligned with internationally agreed interface and service models.
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Safety-Critical Systems
Leveraging the combined guidelines of IEC 61158 and IEC 61784 series for integrating functional safety communication profiles in industrial applications.
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Wireless Industrial Communication
Addressing installation and operational profiles for wireless networking within industrial environments, ensuring robust and secure connectivity.
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Standardization and Compliance
Organizations can align products and processes with global fieldbus standards to ensure interoperability and facilitate market acceptance.
Related Standards
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IEC 61158 Series
Defines detailed specifications across physical, data-link, and application layers for various types of fieldbus technologies.
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IEC 61784 Series
Provides communication profiles, including safety and installation guidelines, complementary to IEC 61158 and critical for practical deployment.
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ISO/IEC 7498-1
The OSI Basic Reference Model which IEC 61158-1 maps to, ensuring adherence to established layered communication frameworks.
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IEC 61784-3 Series
Focuses on functional safety communication profiles essential for safety-critical industrial automation applications.
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Electropedia (IEC Online Dictionary)
Provides terminology and vocabulary essential for understanding IEC standards in electrotechnology.
By following the guidance and architecture described in IEC 61158-1:2023, industrial communication networks can achieve enhanced interoperability, robustness, and adherence to globally recognized fieldbus standards, supporting reliable and efficient automation solutions across diverse industrial sectors.