IEC 61511-1:2016+AMD1:2017 CSV Consolidated version - Functional safety - Safety instrumented systems for the process i... Updated at: 03-02-2021 Show more information Standards - other classifications Standard types Service standards IEC 61511-1:2016+AMD1:2017 CSV Consolidated version - Functional safety - Safety instrumented systems for the process industry sector - Part 1: Framework, definitions, system, hardware and application programming requirements