Non dispersive infrared gas analyzer CO analyzer JH-3211A infrared CO analyzer

Description :

　　1、 Overview of JH-3211A Portable Infrared CO Analyzer:

　　This instrument complies with the national standards of GB/T18204.2-2014 "Methods for hygiene inspection in public places" and GB/T9801-88 "Determination of air quality - Non dispersive infrared method"; Complies with the metrological verification regulations of JJG635-2011 "Carbon Dioxide Infrared Gas Analyzer".

　　The main technical indicators of this instrument meet the technical requirements of China's secondary instruments

　　This instrument has a built-in zero adjustment filter and a six way valve for switching between zero adjustment and measurement, making it easy and flexible to operate.

　　This instrument can customize the measurement range.

　　2、 Main technical specifications of JH-3211A portable infrared CO analyzer:

　　Measurement principle: Non dispersive infrared analysis method/Non dispersive infrared method (NDIR);

　　Sampling method: built-in pump suction;

　　Measurement range: 0-50.0 × 10-6 or 0-200.0 × 10-6;

　　Resolution: 0.1 × 10-6;

　　Repeatability: ≤ 1% F · S;

　　Zero drift: ≤± 2% F · S/h;

　　Span drift: ≤± 2% F · S/3h;

　　Linear deviation: ≤± 2% F · S;

　　Response time: t0~t90 ≤ 45S;

　　Preheating time: ≤ 30 minutes;

　　Flow range: (0.5-2.0) L/min;

　　Standard configuration: host, sampler, rechargeable battery, charger, technical documents, portable case;

　　Power supply: AC/DC dual-use, 220C (± 10%) or built-in rechargeable battery;

　　Dimensions: 245 × 190 × 85 (mm);

　　Weight: ≤ 3kg.

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• Infrared CO analyzer