Functional Safety
LOPA Explained: How Layer of Protection Analysis Bridges HAZOP and SIL
A HAZOP tells you what can go wrong. A SIL target tells you how reliable your protection has to be. Layer of Protection Analysis i...
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Insights on OT Cybersecurity, Functional Safety & Industrial Resilience.
17 results for “HAZOP” Clear
Functional Safety
How Much Does a HAZOP Study Cost? What Drives the Price
Almost no consultancy publishes anything about HAZOP pricing, which is probably why you are reading this after finding t...
Functional Safety
Process, Machinery or Industrial Automation? Picking the Right Functional Safety Certification Track
Functional safety certification is not issued in general. It is issued in an application area, and the certificate names that area...
Functional Safety
TUV Rheinland Functional Safety Certification: FS Engineer and FS Expert Explained
TUV Rheinland certification is the credential most often named in North American process and oil and gas job specificati...
OT Cybersecurity
What If the Firewall Fails? Cyber-Informed Engineering and the Return to Engineering Judgment
Almost every OT security control assumes it will work. Segmentation assumes the firewall rules hold. Access control assumes creden...
Functional Safety
What SIL Level Do You Need? How Safety Integrity Level Targets Are Actually Set
A Safety Integrity Level describes how reliably a safety function has to work. SIL 1 is the lowest and SIL 4 the highest, and each...
Functional Safety
Functional Safety in Canada: CSA Z767, AER Expectations, and How They Map to IEC 61511
Canada has no federal process safety regulation equivalent to OSHA Process Safety Management in the United States or COMAH in the...
Functional Safety
Functional Safety for Battery Storage and Hydrogen: New Hazards, Same Lifecycle
Grid-scale battery energy storage and hydrogen production are being built by organizations with deep functional safety capability...
Functional Safety
Closing Functional Safety Assessment Findings: From Gap List to Compliant SIS
An assessment report is not the outcome. It is a list of gaps between what your safety instrumented system claims and what the evi...
Functional Safety
Functional Safety Assessment: What Happens at Each of the Five Stages
A functional safety assessment is a structured examination of whether your safety instrumented system genuinely achieves the safet...