SR EN 61511-1:2017

Functional safety - Safety instrumented systems for the process industry sector - Part 1: Framework, definitions, system, hardware and application programming Requirements

IEC 61511-1:2016 is available as <a href="https://webstore.iec.ch/publication/24237">IEC 61511-1:2016 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 61511-1:2016 gives requirements for the specification, design, installation, operation and maintenance of a safety instrumented system (SIS), so that it can be confidently entrusted to achieve or maintain a safe state of the process. IEC 61511-1 has been developed as a process sector implementation of IEC 61508:2010.

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General information

Status : Valid
Approval date : 9/29/2017
Number of pages : 184
ICS : 13.110 Safety of machinery,25.040.01 Industrial automation systems in general
Technical Committee : 23 - Industrial -process measurement and control

Relations with other standards:

Replaces SR EN 61511-1:2005
Amended by SR EN 61511-1:2017/A1:2018