Our Stories

A collection of our Blogs, Articles, and Whitepapers

FSA Stage 2: Evaluating the Safety Instrumented System (SIS) Readiness for Field Installation

Learn how FSA Stage 2 ensures your Safety Instrumented System (SIS) is ready for field installation, preventing rework & project delays.

Can Stage 3 FSA Confirm Your Safety Instrumented System Is Ready for Operational Use?

Verify your Safety Instrumented System's readiness with a Stage 3 FSA, ensuring safe operation and compliance with design specifications.

What is a Stage 1 FSA & How Can It Help Discover Critical SIS Flaws?

Discover how a Stage 1 FSA can identify critical Safety Instrumented System (SIS) flaws early in the design process.

Integrating PHA LOPA Outputs into Effective SIS Engineering

We can help you pick up your PHA/LOPA which maybe been put to the side and provide the services to set you up for the safety system...

Taking credit for unplanned shutdowns as a Proof Test

Exploring the concept of taking proof test credit for an unplanned shutdown in order to delay a Safety Instrumented Function (SIF) proof tes

FSA Stages - What They Are and Why We Do Them

A Functional Safety Assessment (FSA) is defined by the IEC 61511 standard as an “investigation, based on evidence, to judge the...

Don’t Dismiss Stage 4 of an SIS Functional Safety Assessment!

The 2nd edition of IEC 61511 now requires – by use of the word “shall” – that a Stage 4 Functional Safety Assessment (FSA) be conducted...

Key Considerations Establishing Site or Corporate SIS Guidelines

Key considerations to developing SIS guidelines, with the SIS lifecycle generalized into three main sections: Concept Through Startup, Opera

HIPPS Justification - High Integrity Pressure Protection System

What’s a HIPPS and where are they used? There are two common applications for a High Integrity Pressure Protection System (HIPPS). First,...

Is That Really Why Control Systems Go Wrong? - Video Presentation

Presented by Greg Hardin - Senior Principal Specialist, aeSolutions Why Do Control Systems Go Wrong? The British HSE publication “Out of...