... SV-5Q automobile exhaust gas analyzerSV-5Q automobile exhaust gas analyzer, in accordance with non-light-disguising infrared absorption method, ... sensor so as to calculate excess air coefficient λ. The analyzer introduces advanced foreign technology. It is composed of complete ... size:610x500x330mm SV-5Q full-automatic automobile exhaust gas analyzer SHENGWEI Tester Meter Detector 5gas CO,CO2, HC, O2 ...