Nitrogen Dioxide (NO2) Sensor Module

For PPB Level Low Concentration NO2 Monitoring

Oizom offers several Nitrogen dioxide (NO2) sensor modules for monitoring different levels of NO2, depending on the need. Our Nitrogen Dioxide Sensor module accurately measures NO2 levels in ambient conditions, detecting concentrations in ppb/ppm. This module monitors nitrogen dioxide in real-time. This sensor is integrated into a metal casing along with ultra-low-noise support electronics, which makes it compact and reliable. This allows accurate gas detection even at very low concentrations in the atmosphere. This sensor works on the electrochemical principle to measure environmental air quality.

sensor
Measurement Principle

Measurement Principle

The Nitrogen Dioxide (NO₂) sensor uses electrochemical sensing technology to detect and measure NO₂ concentrations in ambient air. Nitrogen dioxide gas diffuses into the sensor and undergoes an electrochemical reduction reaction at the sensing electrode, generating an electrical current proportional to the concentration of NO₂ present. This signal is measured and converted into concentration values, enabling accurate real-time monitoring of nitrogen dioxide levels.

Specification

OZNO2_1

Measurement Range:

0-10 ppm

Minimum Detection Limit:

0.01 ppm

Sensor Life:

2 Years

Working Principle:

Electrochemical Sensing

Drift:

±20 ppb / Year

OZNO2_2

Measurement Range:

0-100 ppm

Minimum Detection Limit:

0.2 ppm

Sensor Life:

2 Years

Working Principle:

Electrochemical Sensing

Drift:

< 2% / Month

OZNO2_3

Measurement Range:

0-500 ppm

Minimum Detection Limit:

0.5 ppm

Sensor Life:

2 Years

Working Principle:

Electrochemical Sensing

Drift:

< 2% / Month

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