IEC 61158-4-12:2019
Industrial communication networks - Fieldbus specifications - Part 4-12: Data-link layer protocol specification - Type 12 elements
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About This Item
IEC 61158-4-12:2019 defines the data-link layer protocol specification for Type 12 elements within Industrial communication networks - Fieldbus specifications - Part 4-12. It is relevant where engineering teams need a technical reference for network communication behavior at the protocol layer, especially during design review, product evaluation, and conformity assessment. For organizations working with fieldbus-based automation systems, IEC 61158-4-12:2019 supports structured technical documentation and helps align implementation, testing, and procurement decisions with a recognized communication profile.
Purpose of IEC 61158-4-12:2019
The purpose of IEC 61158-4-12:2019 is to specify the data-link layer protocol elements associated with Type 12 in the IEC 61158 fieldbus family. In practical terms, it provides a defined technical basis for understanding how messages are handled at the communication layer, which can be important for engineering specification, interoperability review, and documented evaluation. The fourth edition helps teams reference a stable source during technical assessment, compliance workflows, and validation planning for industrial communication networks.
Compliance applications of IEC 61158-4-12:2019
IEC 61158-4-12:2019 is commonly used in product development, system integration, and laboratory evaluation where fieldbus communication behavior must be checked against a known protocol definition. It may support verification activities for controllers, interface modules, gateways, or other automation equipment that depends on Type 12 communication handling. Procurement and compliance teams can also use it to compare supplier documentation, support regulatory preparation, and confirm that engineering documentation reflects the intended network layer behavior.
Benefits of IEC 61158-4-12:2019
Using IEC 61158-4-12:2019 can improve consistency across engineering validation, testing workflows, and quality assurance activities by giving teams a clear reference for the protocol layer in Type 12 fieldbus systems. That can reduce ambiguity during technical review, support better interoperability expectations, and help prepare evidence for conformity assessment. For organizations managing risk in automation projects, the document may also assist with procurement decisions and operational consistency by anchoring technical requirements to a recognized communication specification.
- Defines the data-link layer protocol scope for Type 12 fieldbus elements
- Supports technical review of communication behavior in industrial networks
- Useful for verification, interoperability checks, and conformity assessment planning
- Helps align engineering documentation with procurement and compliance workflows
- Publication Date: 2019-04-18
- Standard Status: Original
- Publisher: IEC
- Edition: 4
- This Version: IEC 61158-4-12:2019 (2019-04-18)
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