IEC 61158-3-25:2019
Industrial communication networks - Fieldbus specifications - Part 3-25: Data-link layer service definition - Type X elements
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About This Item
IEC 61158-3-25:2019 defines the data-link layer service definition for Type X elements within Industrial communication networks - Fieldbus specifications - Part 3-25. As a technical reference, it is relevant when teams need to understand how fieldbus communication services are structured at the data-link layer for engineering, integration, or verification work. IEC 61158-3-25:2019 is typically used to support technical review, documented evaluation, and procurement decisions where network behavior and interoperability need to be assessed with care.
Purpose of IEC 61158-3-25:2019
The purpose of IEC 61158-3-25:2019 is to describe the service definition associated with the data-link layer for Type X fieldbus elements, helping define how communication services are organized and understood in a fieldbus environment. In practice, it supports engineers, test teams, and conformity assessment activities that depend on a clear technical document for protocol-related review. It is especially useful where operational consistency, technical validation, and structured compliance workflows are part of the development or acceptance process.
Compliance applications of IEC 61158-3-25:2019
This reference is commonly consulted during engineering documentation review, laboratory evaluation, and system-level compliance preparation for industrial communication networks. It may be used alongside related fieldbus documents when assessing how equipment implements data-link layer services and when comparing design behavior against a defined technical specification. Procurement and quality teams may also rely on it when confirming that a product evaluation or vendor submission aligns with the intended communication architecture and verification activities.
Benefits of IEC 61158-3-25:2019
Using IEC 61158-3-25:2019 can improve technical consistency across design, testing, and acceptance workflows by giving stakeholders a common reference for service behavior at the data-link layer. That can reduce ambiguity during interoperability checks, support more repeatable testing workflows, and help with risk management in industrial automation projects. It is also valuable for conformity assessment preparation, since teams can map implementation details to a defined technical baseline during quality assurance and compliance review.
- Supports structured review of Type X data-link layer service definitions in fieldbus environments
- Useful for verification activities, interoperability checks, and lab-based technical validation
- Helps procurement and engineering teams align product requirements with a defined compliance reference
- Assists documentation, quality workflows, and conformity assessment preparation for industrial networks
- Publication Date: 2019-10-04
- Standard Status: Original
- Publisher: IEC
- Edition: 1
- This Version: IEC 61158-3-25:2019 (2019-10-04)
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