IEC 61139-2:2022 PRV 
Pre release version

Industrial networks - Single-drop digital communication interface - Part 2: Functional safety extensions

English
CHF 

Do you need a multi-user copy?


Preview

Abstract

This Final Draft International Standard is an up to 6 weeks' pre-release of the official publication. It is available for sale during its voting period: 2022-04-22 to 2022-06-03. By purchasing this FDIS now, you will automatically receive, in addition, the final publication.

IEC 61139-2:2022(E) specifies the extensions to SDCI in IEC 61131-9 for functional safety. This comprises:
• a standardized OSSDe interface for redundant switching signals based on IEC 61131-2,
• minor modifications/extensions to state machines of SDCI to support the safety operations,
• a lean functional safety communication protocol on top of the standard SDCI communication which is a black channel according to IEC 61784-3:2021,
• protocol management functions for configuration, parameterization, and commissioning,
• IODD extensions for functional safety,
• a Device tool interface to support Dedicated Tools according to functional safety standards.
This document does not cover:
• communication interfaces or systems including multi-point or multi-drop linkages,
• communication interfaces or systems including multi-channel or encrypted linkages,
• wireless communication interfaces or systems,
• integration of SDCI-FS into upper-level systems such as fieldbuses/FSCPs.

Look inside


Additional information

Publication typeInternational Standard
Publication date2022-04-22
Edition1.0
Available language(s)English
TC/SCTC 65/SC 65C - Industrial networksrss
ICS25.040 - Industrial automation systems
Stability date  2025
Pages198
File size7757 KB

The following test report forms are related:



Share this page


Share your publications

Learn how to share your publications with your colleagues, using networking options.

Payment information

Our prices are in Swiss francs (CHF). We accept all major credit cards (American Express, Mastercard and Visa, JCB and CUP), PayPal and bank transfers as form of payment.


Keep in touch

Keep up to date with new publication releases and announcements with our free IEC Just Published email newsletter.

Contact customer services

Please send your enquiry by email or call us on +41 22 919 02 11 between 09:00 – 17:00 CET Monday to Friday.