This is Part 3 of the SaRS Technical Learning webinar series on the Basics of Functional Safety. The series gives an overview on the various aspects of Functional Safety and compliance with international standards and responds directly to topics requested from the previous webinar feedback forms. The series is presented by experts from Engineering Safety Consultants (ESC) Ltd.

In Part 3 we will explore the pros and cons of the various methods available for determining SIL targets for Safety Instrumented Functions (SIFs) including:

  • Assessment of risk reduction from protective systems and SIL
  • Using risk graphs to conduct your SIL assessment
  • Practical tools for determining SILs
  • Calibrating Risk Graphs to ensure HSE minimum risk targets are adhered to
  • Applying LOPA (Layer Of Protection Analysis) to determine more realistic and manageable SIL targets

Part 3 will be presented by Simon Burwood. Simon has 18 years experience in safety critical applications – UK expert representative on international committee for development and maintenance of IEC 61511: Functional safety – Safety instrumented systems for the process industry sector (MT61511). – Co-founded (and now Managing Director of) Engineering Safety Consultants Limited (ESC) – Member of the BSI GEL065/01 Committee for the development of global functional safety standards – Pioneered, designed and developed ProSET®- Process Safety Evaluation Toolset – Certified SIL Review chairman with over 3,000 hours’ verifiable facilitation world wide.

Please register for this and the remaining two parts of the series via the registration links. For more details on each webinar please click its title link:

Part 3 – Methods of Safety Integrity Level Determination. 16th June 2021 at 13:00 UK time. To register please click here

Part 4 – Software Safety Considerations to IEC 61508-3. 21st July 2021 at 13:00 UK time. To register please click here

Part 5 – Importance of Data Collection within Functional Safety. 18th August 2021 at 13:00 UK time. To register please click here


Wednesday, 16th June 2021 at 1:00pm


Wednesday, 16th June 2021 at 2:15pm


Webinar only