Measurement: SO₂, NO, CO, CO₂, O₂

Technology: SO₂, NO, CO, CO₂ (Micro-flow NDIR)  O₂ (Electrochemical)

Range: SO₂: 0-2000ppm

       NO: 0-2000ppm 

       CO: 0-5000ppm  

       CO₂: 0-25%  

       O₂: 0-25%   

(Note: measurement range can be customized by the requirement.) 

Resolution: SO₂, NO, CO: 1ppm

          CO₂, O₂: 0.01%   

Precision: SO₂, NO, CO, CO₂ ≤±2%   

         O₂ ≤±3%

Repeatability: SO₂, NO, CO, CO₂, O₂ ≤1%

Zero/Span drift: SO₂, NO, CO, CO₂ ≤±2%

              O2 ≤±3%

Gas flow: 0.7-1.2 L/min

Inlet pressure: 2kPa-50kPa

Sampling gas condition: no water vapor, no dust, no tar.

Response time(T90): <10s (NDIR)

Output interface: 4-20 mA output and RS232

Power supply: 110V/220V

Working environment

Work temperature: 0-50℃

Relative humidity: 5-85%

Ambient pressure: 86-108kPa

Dimension: 485*460*135 mm（L*W*H）

Weight: 15KG

1. Adopting micro-flow NDIR gas sensor technology.
2. Gaseous water had no effect on measured value of SO2 and NO.
3. Sampling flow rate fluctuations had no effect on the measurement results.
4. Accurate measurement of low concentration gas.
5. Built-in zero pump.
6. Simple operation.
7. LCD (320*240) display.
8. Digital and analog signal output.