Air analyzer
Jun 29, 2007
Pipeline Term
An air analyzer is a device used to analyze air quality in and around personnel workspaces. It is used to detect such things as flammable vapor conditions (lower explosive limit (LEL)), poisonous hydrogen sulfide gas (H2S), carbon monoxide (CO), and any oxygen (O2) deficiency (19.5% or below) or enrichment (23.5% or above) in air.