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OX-B431 ozone and nitrogen dioxide sensor
B-Series four-electrode electrochemical oxidising gas sensor for fixed air-quality monitoring. The OX-B431 responds to combined ozone (O3) and nitrogen dioxide (NO2).
Product details
- Model: OX-B431 (OXB431)
- Target gases: Ozone and nitrogen dioxide
- Technology: Electrochemical, four-electrode
- Format: B-Series
System selection
For separate ozone and nitrogen dioxide channels, Alphasense pairs the OX-B431 with the NO2-B43F sensor. Select compatible sensor readout circuitry for the intended monitoring system.
This listing identifies the OX-B431 model. The OX-B431-IST is a separate smart-sensor version with integrated electronics; use the exact model when matching an existing instrument.