CI-XT683 biogas analysis system is a gas analysis system specially developed by our company for the biogas environment. It takes microcontroller technology as the core, uses infrared and electrochemical sensors as the measurement unit, and simultaneously measures the oxygen in the sample gas (O₂), methane (CH₄),carbon dioxide(CO₂), hydrogen sulfide (H₂S) concentration, the analysis system has the characteristics of intelligence, high precision, fast response and good stability.