![header thumbnail](/images/publishers\afnor_cover.gif)
NF EN 61511-1/A1:2017
Current
Current
The latest, up-to-date edition.
![header thumbnail](/images/publishers\afnor_cover.gif)
Functional safety – Safety instrumented systems for the process industry sector – Part 1: Framework, definitions, system, hardware and software requirements
Amendment of
Available format(s)
Hardcopy
Language(s)
English - French
Published date
01-11-2017
Publisher
In Note 4 under Figure 3, replace the words "and IEC 61511-2:2016" by "and A.7.2.2 in IEC 61511-2:2016".
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.