CO-BF Carbon Monoxide Sensor (CO Sensor)

  • Minimum order:1
  • Place of Origin:United Kingdom
  • Brand Name:Alphasense

CO-BF Carbon Monoxide Sensor Description
Alphasense Carbon Monoxide gas sensors operate using proven fuel cell technology.


CO-BF Carbon Monoxide Sensor sizes:
32mm diameter package, the best choice for fixed site applications


The Alphasense family of CO sensors


CO-BF Carbon Monoxide Sensor (CO Sensor) PERFORMANCE
Sensitivity nA/ppm in 400ppm CO 80 to 130
Response time t90 (s) from zero to 400ppm CO < 25
Zero current ppm equivalent in zero air < ± 4
Resolution RMS noise (ppm equivalent) < 0.5
Range ppm limit of performance warranty 5,000
Linearity ppm CO error at full scale, linear at zero, 1000ppm CO < ± 30
Overgas limit maximum ppm for stable response to gas pulse 10,000
CO-BF Carbon Monoxide Sensor (CO Sensor) LIFETIME
Zero drift ppm equivalent change/year in lab air < 0.1
Sensitivity drift % change/year in lab air, monthly test < 3
Operating life months until 80% original signal (24 month warranted) > 24
CO-BF Carbon Monoxide Sensor (CO Sensor) ENVIRONMENTAL
Sensitivity @ -20℃ % (output @ -20℃/output @ 20℃) @ 400ppm CO 70 to 88
Sensitivity @ 50℃ % (output @ 50℃/output @ 20℃) @ 400ppm CO 102 to 115
Zero @ -20℃ ppm equivalent change from 20℃ < -1 to +4
Zero @ 50℃ ppm equivalent change from 20℃ < ± 6
CO-BF Carbon Monoxide Sensor (CO Sensor) CROSS SENSITIVITY
Filter capacity ppm·hrs H2S 250,000
Filter capacity ppm·hrs NO2 120,000
Filter capacity ppm·hrs NO 120,000
Filter capacity ppm·hrs SO2 160,000
H2S sensitivity % measured gas @ 20ppm H2S < 0.1
NO2 sensitivity % measured gas @ 10ppm NO2 < 0.1
Cl2 sensitivity % measured gas @ 10ppm Cl2 < 0.1
NO sensitivity % measured gas @ 50ppm NO < 25
SO2 sensitivity % measured gas @ 20ppm SO2 < 0.1
H2 sensitivity % measured gas @ 400ppm H2 at 20℃ < 65
C2H4 sensitivity % measured gas @ 400ppm C2H4 < 65
NH3 sensitivity % measured gas @ 20ppm NH3 < 0.1
CO-BF Carbon Monoxide Sensor (CO Sensor) KEY SPECIFICATIONS
Temperature range -30 to 50
Pressure range kPa 80 to 120
Humidity range % rh continuous 15 to 90
Storage period months @ 3 to 20℃ (stored in sealed pot) 6
Load resistor Ω (recommended) 10 to 47
Weight g < 13

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