International Standards and Conformity Assessment
for all electrical, electronic and related technologies
IEC 61508
Functional Safety

S+ IEC 61508
S+ IEC 61508 is available from
the IEC Webstore
S+ IEC 61508 edition 2.0 Commented version (2010-04), Functional safety of electrical/electronic/programmable electronic safety-related systems
The CD contains parts 1 to 7 of IEC 61508 edition 2.0 published in April 2010, along with the S+ IEC 61508 Commented version of the entire series. All files are in PDF format.
The S+ IEC 61508 single file is a compilation of the seven-part official IEC standard in English, enriched with the following information:
- track changes displayed in red, highlight all changes of the technical content made to edition 1.0
- hundreds of comments and explanations by a leading expert in Functional Safety, are indicated in the text by a yellow-background number. Mouse over a number to display a pop-up note containing the related comment
- figures that may accompany these comments, are indicated with a green paperclip in the text
Make the best use of the S+ IEC 61508 advanced functionalities:
- perform a text search
- use bookmarks and links to navigate throughout all parts of S+ IEC 61508
- review the document, reply to the expert's comments or add your own comments


