标准摘要
[中文适用范围]： IEC 62453-1:2025 RLV 包含官方的 IEC 国际标准及其红线版本。红线版本仅提供英文版，便于用户快速比较现行 IEC 标准与前一版之间的所有变更。IEC 62453-1:2025 对 IEC 62453 系列标准进行了概述和指导。其内容包括： • 解释 IEC 62453 系列的结构和内容（见第5章）； • 对 IEC 62453 系列中多个部分共有的某些方面进行说明； • 描述该系列与其他标准之间的关系； • 提供 IEC 62453 系列其他部分中所使用术语的定义。 本版为第三版，取代 2016 年发布的首版，构成技术修订。与前一版相比，本版包含以下重大技术变更： a) 引入了一种新的实施技术（定义于 IEC TS 62453-43）； b) 引入了用于 FDT 的 OPC UA 信息模型（定义于 IEC 62453-71）。 [外文原描述]： IEC 62453-1:2025 RLV contains both the official IEC International Standard and its Redline version. The Redline version is available in English only and provides you with a quick and easy way to compare all the changes between the official IEC Standard and its 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).
英文名称Field device tool (FDT) interface specification - Part 1: Overview and guidance