Category: Blog

Engineering Safety Consultants Ltd Passes Achilles’ “UVDB Verify” Audit Process

Engineering Safety Consultants (ESC) Ltd is pleased to announce that it has recently successfully completed the Achilles UVDB Verify Audit process.… More

Is your plant ready for HSE inspection on Cyber Security?

Dr Fan Ye discusses Is your plant ready for HSE inspection on Cyber Security after the HSE publishes new Operational Guidance on Cyber Security… More

Cyber Security – How is ICS different from IT? (Part 1)

Cyber security has always been a concern in the general Information Technology (IT) environment, but not so in the Industrial Control Systems (ICS) until recent years (IEC 61511 requested a security risk assessment in its 2016 edition). This is because traditionally, ICS was built using bespoke hardware and software (immune from malware) and separated from outside wor… More

Rob Brown now a CMSE® – Certified Machinery Safety Expert (TÜV Nord)

ESCs Rob Brown has achieved the qualification “CMSE® – Certified Machinery Safety Expert (TÜV Nord)”. Please visit our Ltd’s Machinery Safety services page for more information on how Engineering Safety Consultants can help you. … More

How Safe is Safe Enough – Q&A

Our recent Webinar "How Safe is Safe Enough?" raised a few points, here are the questions and the answers by Ron Bell OBE.… More

David Green, ESC Engineering Manager, now certified as a Functional Safety Expert (TÜV Rheinland, #277/17, SIS)

David Green, ESC Engineering Manager, is now a certified TÜV Rheinland Functional Safety Expert in Safety Instrumented Systems (SIS - #277/17)… More

IEC 61511 Security Requirement – Cyber Security And What It Means for you

There has been an increasing concern on the cyber security risk of Industrial Automation and Control Systems (IACS). This is because Modern IACS is more susceptible to a cyber attack which could lead to malfunction or unavailability of IACS or render Safety Instrumented Systems (SIS) inoperable. In this blog Dr. Fan Ye discusses cyber security Risk of IACS and compli… More

Functional Safety Assessment (FSA): Do I need One?

Showing compliance with the 61511 phases and associated requirements may seem like a daunting process. So where does an Functional Safety Assessment fit with this demonstration and how does it all work? … More

Proof Testing of Safety Instrumented Functions: A Beginners Guide (Part 2)

A key part of any IEC 61511 or IEC 61508 Safety Integrity Level (SIL) Assessment is the Random Hardware Failures verification; does the Safety Instrument Function (SIF) meet its Probability of Failure on Demand (PFD). Achieving this is heavily dependent on the frequency at which a SIF (and its constituent elements) is PROOF TESTED. Clearly a good understanding of t… More

Proof Testing of Safety Instrumented Functions: A Beginners Guide (Part 1)

A key part of any IEC 61511 or IEC 61508 Safety Integrity Level (SIL) Assessment is the Random Hardware Failures verification; does the Safety Instrument Function (SIF) meet its Probability of Failure on Demand (PFD). Achieving this is heavily dependent on the frequency at which a SIF (and its constituent elements) is PROOF TESTED. Clearly a good understanding of t… More