ABB AO2000 LS25 Laser Gas Analyzer – Comprehensive Technical Profile
1. Core Technology & Performance • Measurement principle: Tunable Diode Laser Absorption Spectroscopy (TDLAS) • Target gases: O₂, CO, CO₂, NOₓ, NH₃, HCl and other IR-active species—range selectable by configuration • Accuracy: ±2 ppm or ±2 % of reading, whichever is greater • Response time (T₉₀): ≤1 second • Sensitivity: sub-ppm level dependent on gas and path length • Drift: < 1 % per month with automatic baseline correction











