标准摘要
[中文适用范围]: 本标准提供了关于规范、设计、安装、操作和维护安全仪表功能(SIF)及相关安全仪表系统(SIS)的指南,具体定义见 IEC 61511-1:2016。注 1:附录 A(资料性)的编排方式使得其中的每个条款和子条款编号都对应 IEC 61511-1:2016 中的相应条款和子条款编号,仅前缀为"A"。注 2:附录 A 现在包含之前在第一版正文中的内容。这些更改是必需的,以符合 IEC 规则,即标准不能完全是资料性的。注 3:为了最大限度地利用本指南:- 除了查阅具体条款指南外,还应查阅章节指南(例如,在查找关于 5.2.6.1.3 的指南时,应考虑 5.2.6 中的指南);- 当未提供具体条款指南时(例如,无进一步指南),应考虑查阅章节指南,因为它可能适用。注 4:本标准附录中给出的示例仅旨在作为在特定实例中实施 IEC 61511 要求的案例特定示例,用户应自行确定所选择的方法和技术是否适合其情况。 [外文原描述]: IEC 61511-2:2016 provides guidance on the specification, design, installation, operation and maintenance of SIFs and related SIS as defined in IEC 61511-1:2016. This second edition cancels and replaces the first edition published in 2003. This edition constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: - guidance examples based on all phases of the safety life cycle provided based on usage experience with IEC 61511 1st edition; - annexes replaced to address transition from software to application programming.
英文名称Functional safety - Safety instrumented systems for the process industry sector - Part 2: Guidelines for the application of IEC 61511-1:2016