exida explains Blog

Entries tagged with: Alarm Rationalization

Alarm Rationalization: Alarm Objective Analysis (AOA)

Todd Stauffer, Director of Alarm Management at exida, takes you through a key part of the Alarm Rationalization process called Alarm Objective Analysis (AOA).

You will learn how to determine what alarms you need (and which one’s you don’t), how to eliminate nuisance alarms, and safely reduce the number…

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Alarm Response Procedures: More than Just a Good Idea

Alarm Response Procedures: More than Just a Good Idea

From an operations point of view, one of the significant parts of the ISA-18.2 and IEC 62682 alarm management standards is the endorsement of alarm response procedures. An alarm response procedure, otherwise known as “Alarm Help” or “Alarm Response Manual”, is defined as guidance for response to an alarm (e.g., operator…

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Alarm System Auditing and Enforcement – The Why and the How

Alarm System Auditing and Enforcement – The Why and the How

One of the more important tasks in the alarm management lifecycle is auditing of the alarm system configuration. Auditing preserves your investment in rationalization, checks for changes that bypassed the MOC process, and helps you to maintain the integrity of the alarm system. Oh, and it also required per…

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CSB Cites Lack of Alarm Management as Contributing Factors to Blowout in Oklahoma

CSB Cites Lack of Alarm Management as Contributing Factors to Blowout in Oklahoma

Don’t Let Your Safe Operating Limits Leave You S-O-L (Out of Luck)

Don’t Let Your Safe Operating Limits Leave You S-O-L (Out of Luck)

As the name implies, the purpose of Safe Operating Limits (SOL) is to define the limits beyond which a process will not intentionally be operated and at which troubleshooting ceases, replaced by pre-determined actions to bring the process to a safe state. Pretty important information. I am sure this is…

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Evaluating Alarm System Performance in a Multi-Operator Control Room

Evaluating Alarm System Performance in a Multi-Operator Control Room

Situation: There are three operator consoles (positions) in the same control room. There is one general alarm horn that goes off whenever a new alarm comes in from any one of the three consoles. The horn draws the attention of each of the three operators.

Question: How are the…

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Why should I use an Alarm Deadband?

Why should I use an Alarm Deadband?

As many of you will know, one of the most common form of nuisance to operators working industrial controls are repeating or chattering alarms. On a typical plant, repeating alarms may account for around 50% of the alarm annunciations. They are a problem because the operator will have to…

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