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OX-B431 O3+ NO2 sensor

Sensitivity: -225 to -550 nA/ppm at 1ppm O3
Sensitivity: -250 to -650 nA/ppm at 2ppm NO2
Response time: < 45s from zero to 1ppm O3
Range: 20 ppm O3/NO2 limit of performance warranty
Temperature range: -30 to 40 ℃
Pressure range: 80 to 120 kPa
Humidity range: 15 to 85 % rh
ریال

Alphasense is expanding its line of electrochemical toxic gas sensors to address industry-specific requirements, including emissions monitoring, process safety, environmental monitoring and VOCs.The new O3-B4 measures Ozone at low ppb concentrations. Low sensitivity to SO2 and repeatable sensitivity to NO2.OX-B431 O3 Sensor + NO2 Sensor price is available in sensotec website.

OX-B431 O3 Sensor + NO2 Sensor Features:

High resolution up to 15ppb

Short response time of 45s

Linear output, excellent linearity

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 < 45
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 < ±0.5
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 < -20 to -40
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 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 < 6
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 < 6

Alphasense is expanding its line of electrochemical toxic gas sensors to address industry-specific requirements, including emissions monitoring, process safety, environmental monitoring and VOCs.The new O3-B4 measures Ozone at low ppb concentrations. Low sensitivity to SO2 and repeatable sensitivity to NO2.OX-B431 O3 Sensor + NO2 Sensor price is available in sensotec website.

OX-B431 O3 Sensor + NO2 Sensor Features:

High resolution up to 15ppb

Short response time of 45s

Linear output, excellent linearity

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 < 45
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 < ±0.5
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 < -20 to -40
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 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 < 6
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 < 6
Products specifications
Producer alphasense
Made in England
device type Sensor
Sensor Type O3
Sensor Type NO2
سایر توضیحات Range:20 ppm O3/NO2 limit of performance warranty,Sensitivity: -225 to -550 nA/ppm at 1ppm O3,Sensitivity: -250 to -650 nA/ppm at 2ppm NO2
Response time < 45s from zero to 1ppm O3
Working temperature -30 to 40 ℃
Working humidity 15 to 85 % rh
گارانتی two-year
Weight < 13g