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CO-B4 Carbon Monoxide Sensor

Range:1000 ppm limit of performance warranty
Sensitivity: 420 to 650nA/ppm at 2ppm CO
Manufacturer: alphasense
ریال

CO-B4 Carbon Monoxide Sensor operate using proven fuel cell technology.CO-B4 Sensor has 32mm diameter package and is the best choice for fixed site applications.The Alphasense family of CO sensors have proven themselves in the field with long term stability and reliable operation, well beyond the two-year warranty, using our patented electrode technology.CO-B4 Sensor price is available in sensotec website.

CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode PERFORMANCE 
Sensitivity  nA/ppm at 2ppm CO  420 to 650
Response time  t90 (s) from zero to 10ppm CO  < 25
Zero current  nA in zero air at 20℃  +30 to -130
Noise*  ±2 standard deviations (ppb equivalent)  4
Range  ppm limit of performance warranty  1000
Linearity  ppb CO error at full scale, linear at zero, 500ppm CO  20 to 35
Overgas limit  maximum ppm for stable response to gas pulse  2000
* Tested with Alphasense ISB low noise circuit  
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode LIFETIME 
Zero drift  ppb equivalent change/year in lab air < ±100
Sensitivity drift  % change/year in lab air, monthly test < 10 
Operating  life months until 50% original signal (24 month warranted) > 36
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode ENVIRONMENTAL 
Sensitivity @ -20℃  (% output @ -20℃/output @ 20℃) @ 5ppm CO  40 to 70
Sensitivity @ 50℃  (% output @ 50℃/output @ 20℃) @ 5ppm CO  110 to 125 
Zero @ -20℃  nA   -30 to +30
Zero @ 50℃  nA   -50 to -200
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode CROSS SENSITIVITY
Filter capacity  ppm·hrs H2S  250,000
H2S  sensitivity % measured gas @ 5ppm H2S  < 1
NO2  sensitivity % measured gas @ 5ppm NO2  < 1
Cl2  sensitivity % measured gas @ 5ppm Cl2  < 1
NO  sensitivity % measured gas @ 5ppm NO  < -3
SO2  sensitivity % measured gas @ 5ppm SO2  < 0.1
H2  sensitivity % measured gas @ 100ppm H2 at 20 ℃  < 10
C2H4  sensitivity % measured gas @ 100ppm C2H4  < 1
NH3  sensitivity % measured gas @ 20ppm NH3  < 0.1
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode KEY SPECIFICATIONS 
Temperature range  °C  -30 to 50
Pressure range  kPa  80 to 120
Humidity range  % rh continuous  15 to 90
Storage period  months @ 3 to 20°C (stored in sealed pot)  6
Load resistor  Ω (ISB circuit is recommended)  33 to 100
Weight  g  < 13

 

CO-B4 Carbon Monoxide Sensor operate using proven fuel cell technology.CO-B4 Sensor has 32mm diameter package and is the best choice for fixed site applications.The Alphasense family of CO sensors have proven themselves in the field with long term stability and reliable operation, well beyond the two-year warranty, using our patented electrode technology.CO-B4 Sensor price is available in sensotec website.

CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode PERFORMANCE 
Sensitivity  nA/ppm at 2ppm CO  420 to 650
Response time  t90 (s) from zero to 10ppm CO  < 25
Zero current  nA in zero air at 20℃  +30 to -130
Noise*  ±2 standard deviations (ppb equivalent)  4
Range  ppm limit of performance warranty  1000
Linearity  ppb CO error at full scale, linear at zero, 500ppm CO  20 to 35
Overgas limit  maximum ppm for stable response to gas pulse  2000
* Tested with Alphasense ISB low noise circuit  
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode LIFETIME 
Zero drift  ppb equivalent change/year in lab air < ±100
Sensitivity drift  % change/year in lab air, monthly test < 10 
Operating  life months until 50% original signal (24 month warranted) > 36
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode ENVIRONMENTAL 
Sensitivity @ -20℃  (% output @ -20℃/output @ 20℃) @ 5ppm CO  40 to 70
Sensitivity @ 50℃  (% output @ 50℃/output @ 20℃) @ 5ppm CO  110 to 125 
Zero @ -20℃  nA   -30 to +30
Zero @ 50℃  nA   -50 to -200
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode CROSS SENSITIVITY
Filter capacity  ppm·hrs H2S  250,000
H2S  sensitivity % measured gas @ 5ppm H2S  < 1
NO2  sensitivity % measured gas @ 5ppm NO2  < 1
Cl2  sensitivity % measured gas @ 5ppm Cl2  < 1
NO  sensitivity % measured gas @ 5ppm NO  < -3
SO2  sensitivity % measured gas @ 5ppm SO2  < 0.1
H2  sensitivity % measured gas @ 100ppm H2 at 20 ℃  < 10
C2H4  sensitivity % measured gas @ 100ppm C2H4  < 1
NH3  sensitivity % measured gas @ 20ppm NH3  < 0.1
     
CO-B4 Carbon Monoxide Sensor (CO Sensor) 4-Electrode KEY SPECIFICATIONS 
Temperature range  °C  -30 to 50
Pressure range  kPa  80 to 120
Humidity range  % rh continuous  15 to 90
Storage period  months @ 3 to 20°C (stored in sealed pot)  6
Load resistor  Ω (ISB circuit is recommended)  33 to 100
Weight  g  < 13

 

Products specifications
Producer alphasense
Made in England
device type Sensor
Sensor Type CO
CO Measurement 1000 ppm limit of performance warranty
قطر خارجی 32mm
Response time < 25s from zero to 10ppm CO
Working temperature -30 to 50°C
Working humidity 15 to 90 % rh
گارانتی two-year
Weight < 13 g