LGD Compact Ultra CH4/CO2 is a laser based gas sensor optimised for methane and carbon dioxide measurement in medical diagnostic applications. Integrated electronics simplify system design while maintaining stable performance at low flow rates typical for breath analysis systems.
Technical Data
Metric
Imperial
Target gas
CH₄; CO₂
Measurement type
Extractive
Measuring range
CH₄: 100 ppm; CO₂: 100'000 ppm
Measuring temperature range
10 - 40 °C
Precision
CH₄: < 0.8 ppm (< 0.2 ppm for version Plus); CO₂: < 2'000 ppm (< 500 ppm for version Plus)
Resolution
0.01 ppm
Response time (T90)
< 3 s @ 2 l/min
Sampling rate
0.7 Hz
Lower detection limit
CH₄: < 0.4 ppm (< 0.1 ppm for version Plus); CO₂: < 2000 ppm (< 500 ppm for version Plus)
Highlights
Combined CH4 and CO2 measurement in one module
Optimised for low flow diagnostic systems
Compact design with integrated electronics
Stable signal processing for clinical repeatability
