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immediate downloadReleased: 2020-10-05
PD CLC IEC/TR 61511-4:2020
Functional safety. Safety instrumented systems for the process industry sector Explanation and rationale for changes in IEC 61511-1 from Edition 1 to Edition 2
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| Standard number: | PD CLC IEC/TR 61511-4:2020 |
| Pages: | 46 |
| Released: | 2020-10-05 |
| ISBN: | 978 0 539 15597 6 |
| Status: | Standard |
DESCRIPTION
PD CLC IEC/TR 61511-4:2020
This standard PD CLC IEC/TR 61511-4:2020 Functional safety. Safety instrumented systems for the process industry sector is classified in these ICS categories:
- 13.110 Safety of machinery
- 25.040.01 Industrial automation systems in general
This part of IEC 61511, which is a Technical Report,
specifies the rationale behind all clauses and the relationship between them,
raises awareness for the most common misconceptions and misinterpretations of the clauses and the changes related to them,
explains the differences between Ed. 1 and Ed. 2 of IEC 61511-1 and the reasons behind the changes,
presents high level summaries of how to fulfil the requirements of the clauses, and
explains differences in terminology between IEC 61508-4:2010 and IEC 61511-1 Ed. 2.