IEC 62453-1:2025

Field device tool (FDT) interface specification - Part 1: Overview and guidance

IEC 62453-1:2025 is available as IEC 62453-1:2025 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.

IEC 62453-1:2025 presents an overview and guidance for the IEC 62453 series. It
? explains the structure and content of the IEC 62453 series (see Clause 5);
? provides explanations of some aspects of the IEC 62453 series that are common to many of the parts of the series;
? describes the relationship to some other standards;
? provides definitions of terms used in other parts of the IEC 62453 series.
This third edition cancels and replaces the first edition published in 2016. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:
a) introduction of a new implementation technology (defined in IEC TS 62453-43);
b) introduction of an OPC UA information model for FDT (defined in IEC 62453-71).

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