NO2-B1 Nitrogen Dioxide Sensor

NO2 Gas Sensor, Electrochemical, B-Series, 0–20 ppm NO2

Robust NO2 sensor for fixed installations and high-humidity HVAC environments

The NO2‑B1 is a robust B‑Series sensor optimized for fixed installations operating in challenging or high‑humidity environments. With a 0–20 ppm range, it supports industrial safety, HVAC systems, and long‑duration monitoring. Its larger B‑Series package enhances stability, and IST versions are available for digital-ready OEM designs.



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Key Specifications:

 

Sensor Model

Target Gas

Package Size

Concentration Range

Sensitivity

T90 Response Time

Warranty

NO2-B1

Nitrogen Dioxide (NO2)

B-Series, 3‑electrode

0–20 ppm NO2

−450 to −1000 nA/ppm in 10 ppm NO2

< 60 s (0 to 10 ppm step)

> 24 months (24‑month warranted)

 

Feature

Benefit

B-Series 3‑electrode package

Larger electrolyte volume for stable operation in harsh conditions.

High output sensitivity

Delivers strong signal-to-noise for long cable runs and analogue transmitters

Designed for fixed installations

Ideal for HVAC ducts, car parks and building ventilation systems.

Excellent performance in high humidity

Well suited to outdoor and wash-down environments.

IST “+” option available

Simplifies commissioning and field sensor replacement.