ISA RP77.60.02-2000 (R2005) Fossil Fuel Power Plant Human-Machine Interface: Alarms

standard by The International Society of Automation, 01/01/2005

Full Description

Provides advice and guidance in the development and design of plant alarm systems. The primary application for this recommended practice is fossil power plants; however, these guidelines are generic in nature, and suitable for use in other process industries.

Scope:

This recommended practice is provided for the benefit of design engineers and, ultimately, plant operators. Use of this recommended practice will result in a more coherent and useful application of plant alarms for operations personnel. The goal of this recommended practice is to reduce alarm discrepancies, clutter, excessive noise levels, and information overload.

This recommended practice will address the following alarm-related issues:Functional groupingPrioritizationOrder and consistencyColorsFormats and displaysAudio tone and pitchAcknowledge, reset, and test functionsNuisance alarms