EN 61511-2:2017 Functional safety - Safety instrumented systems for the process industry sector - Part 2: Guidelines for the application of IEC 61511-1
European Committee for Electrotechnical Standardization（CENELEC）
Latest
EN 61511-2:2017
Scope
IEC 61511-2:2016 is available as IEC 61511-2:2016 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition. IEC 61511-2:2016 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 IEC61511 1st edition; annexes replaced to address transition from software to application programming.
EN 61511-2:2017 history
2017EN 61511-2:2017 Functional safety - Safety instrumented systems for the process industry sector - Part 2: Guidelines for the application of IEC 61511-1
2004EN 61511-2:2004 Safety instrumented systems for the process industry sector Part 2: Guidelines for the application of IEC 61511-1