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OX-B431 Ozone Sensor + Nitrogen Dioxide Sensor (O3 Sensor + NO2 Sensor)
US$ 80 - 100
MOQ: 1 Piece
Key Specifications
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Brand Name:
Alphasense
Place of Origin:
United Kingdom
Model Number:
OX-B431
Payment & Shipping
Payment Methods:
Port of Shipment:
HK
Delivery Detail:
7 days
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Brand Name
Alphasense
Place of Origin
United Kingdom
Model Number
OX-B431
Usage
Gas Sensor
OX-B431 Oxidising Gas Sensor
Ozone + Nitrogen Dioxide
4-Electrode
| OX-B431 O3 Sensor Specification | ||
| OX-B431 O3 Sensor PERFORMANCE | ||
| Sensitivity | nA/ppm at 1ppm O3 | -225 to -550 |
| Response time | t90 (s) from zero to 1ppm O3 | |
| Zero current | nA in zero air at 20℃ | -50 to 70 |
| Noise* | ±2 standard deviations (ppb equivalent) | 15 |
| Range | ppm O3 limit of performance warranty | 20 |
| Linearity | ppm error at full scale, linear at zero and 20ppm O3 | |
| Overgas limit | maximum ppm for stable response to gas pulse | 50 |
| * Tested with Alphasense AFE low noise circuit | ||
| OX-B431 O3 Sensor LIFETIME | ||
| Zero drift | ppb equivalent change/year in lab air | 0 to 20 |
| Sensitivity drift | % change/year in lab air, monthly test | |
| Operating life | months until 50% original signal (24 month warranted) | > 24 |
| OX-B431 O3 Sensor ENVIRONMENTAL | ||
| Sensitivity @ -20℃ | (% output @ -20℃/output @ 20℃) @ 2ppm O3 | 70 to 90 |
| Sensitivity @ 40℃ | (% output @ 40℃/output @ 20℃) @ 2ppm O3 | 95 to 125 |
| Zero @ -20℃ | nA | 0 to 25 |
| Zero @ 40℃ | nA | 5 to 100 |
| OX-B431 O3 Sensor CROSS SENSITIVITY | ||
| H2S | sensitivity % measured gas @ 5ppm H2S | |
| NO | sensitivity % measured gas @ 5ppm NO | |
| Cl2 | sensitivity % measured gas @ 5ppm Cl2 | |
| SO2 | sensitivity % measured gas @ 5ppm SO2 | |
| CO | sensitivity % measured gas @ 5ppm CO | |
| C2H4 | sensitivity % measured gas @ 100ppm C2H4 | |
| NH3 | sensitivity % measured gas @ 20ppm NH3 | |
| H2 | sensitivity % measured gas @ 100ppm H2 | |
| CO2 | sensitivity % measured gas @ 5% Vol CO2 | 0.1 |
| Halothane | sensitivity % measured gas @ 100ppm Halothane | |
| OX-B431 O3 Sensor KEY SPECIFICATIONS | ||
| Temperature range | ℃ | -30 to 40 |
| Pressure range | kPa | 80 to 120 |
| Humidity range | % rh continuous | 15 to 85 |
| Storage period | months @ 3 to 20℃ (stored in sealed pot) | 6 |
| Load resistor | Ω (AFE circuit recommended) | 33 to 100 |
| Weight | g | |
|
NO2 Sensor Specification |
||
| OX-B431 NO2 Sensor PERFORMANCE | ||
| Sensitivity to NO2 | nA/ppm at 2ppm NO2 | -250 to -650 |
| Response time | t90 (s) from zero to 2ppm NO2 | |
| Zero current | nA in zero air at 20℃ | -50 to +70 |
| Noise* | ±2 standard deviations (ppb equivalent) | 15 |
| Range | ppm NO2 limit of performance warranty | 20 |
| Linearity | ppm error at full scale, linear at zero and 20ppm NO2 | |
| Overgas limit |
maximum ppm for stable response to gas pulse | 50 |
| * Tested with Alphasense AFE low noise circuit | ||
| OX-B431 NO2 Sensor LIFETIME | ||
| Zero drift | ppb equivalent change/year in lab air | 0 to 20 |
| Sensitivity drift | % change/year in lab air, monthly test | |
| Operating life | months until 50% original signal (24 month warranted | > 24 |
| OX-B431 NO2 Sensor ENVIRONMENTAL | ||
| Sensitivity @ -20℃ | (% output @ -20℃/output @ 20℃) @ 2ppm NO2 | 70 to 90 |
| Sensitivity @ 40℃ | (% output @ 50℃/output @ 20℃) @ 2ppm NO2 | 95 to 110 |
| Zero @ -20℃ | nA | 0 to 25 |
| Zero @ 40℃ | nA | 5 to 50 |
| OX-B431 NO2 Sensor CROSS SENSITIVITY | ||
| H2S | sensitivity % measured gas @ 5ppm H2S | |
| NO | sensitivity % measured gas @ 5ppm NO | |
| Cl2 | sensitivity % measured gas @ 5ppm Cl2 | |
| SO2 | sensitivity % measured gas @ 5ppm SO2 | |
| CO | sensitivity % measured gas @ 5ppm CO | |
| C2H4 | sensitivity % measured gas @ 100ppm C2H4 | |
| NH3 | sensitivity % measured gas @ 20ppm NH3 | |
| H2 | sensitivity % measured gas @ 100ppm H2 | |
| CO2 | sensitivity % measured gas @ 5% Vol CO2 | 0.1 |
| Halothane | sensitivity % measured gas @ 100ppm Halothane | |
| OX-B431 NO2 Sensor KEY SPECIFICATIONS | ||
| Temperature range | ℃ | -30 to 40 |
| Pressure range | kPa | 80 to 120 |
| Humidity range | % rh continuous | 15 to 85 |
| Weight | g | |
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Business Type
Distributor/Wholesaler
Year Established
2014
Overseas Office
Yes
Total Employees
101 - 200 People
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