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High Concentration Carbon Monoxide Sensor CO Sensor - CO-AE

  • High Concentration Carbon Monoxide Sensor CO Sensor
  • High Concentration Carbon Monoxide Sensor CO Sensor
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• Range: 10,000 ppm CO limit of performance warranty
• Sensitivity: 10 to 25 nA/ppm in 2,000ppm CO
• Response time t90: < 50s from zero to 2,000ppm CO
• Resolution: < 5 RMS noise (ppm equivalent)
• Temperature range: -30 to 50 °C
• Pressure range: 80 to 120 kPa
• Humidity range: 15 to 90 % rh continuous
• Storage period: 6 months @ 3 to 20°C(stored in sealed pot)

  • Model Number: CO-AE
  • Data Sheet: Date Sheet File
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Product Specification

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

CO-AE Carbon Monoxide Sensor sizes:
20mm diameter, the industry standard size for portable gas detectors

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-AE Carbon Monoxide Sensor CO Sensor PERFORMANCE
Sensitivity
 nA/ppm in 2,000ppm CO
 10 to 25
Response time
 t90 (s) from zero to 2,000ppm CO
 < 50
Zero current
 ppm equivalent in zero air
 < ± 20
Resolution
 RMS noise (ppm equivalent)
 < 5
Range
 ppm CO limit of performance warranty
 10,000
Linearity
 ppm error at full scale, linear at zero and 2000ppm CO
 < 0 to 500
Overgas limit 
 maximum ppm for stable response to gas pulse
 100,000



CO-AE Carbon Monoxide Sensor CO Sensor LIFETIME
Zero drift
 ppm equivalent change/year in lab air
 < 2
Sensitivity drift
 % change/year in lab air, monthly test
 < 1
Operating life
 months until 80% original signal (24 month warranted)
 > 24



CO-AE Carbon Monoxide Sensor CO Sensor ENVIRONMENTAL
Sensitivity @ -20°C
 % (output @ -20°C/output @ 20°C) @ 400ppm CO
 65 to 93
Sensitivity @ 50°C
 % (output @ 50°C/output @ 20°C) @ 400ppm CO
 98 to 115
Zero @ -20°C
 ppm equivalent change from 20°C
 < ±2
Zero @ 50°C
 ppm equivalent change from 20°C
 < ±5



CO-AE Carbon Monoxide Sensor CO Sensor CROSS SENSITIVITY
Filter capacity
 ppm-hours H2S
 3,000,000
Filter capacity
 ppm-hours NO2
 8,000,000
Filter capacity
 ppm-hours NO
 200,000
Filter capacity
 ppm-hours SO2
 4,000,000
H2S  sensitivity
 % measured gas @ 20ppm H2S
 < 0.1
NO2  sensitivity
 % measured gas @ 10ppm NO2
 < 0.1
Cl2    sensitivity
 % measured gas @ 10ppm Cl2
 < 0.2
NO    sensitivity
 % measured gas @ 50ppm NO
 < 0.1
SO2   sensitivity
 % measured gas @ 20ppm SO2
 < 0.1
H2     sensitivity
 % measured gas @ 400ppm H2 at 20°C
 < 75
C2H4 sensitivity
 % measured gas @ 400ppm C2H4
 < 60
NH3   sensitivity
 % measured gas @ 20ppm NH3
 < 0.1



CO-AE Carbon Monoxide Sensor CO Sensor 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 (recommended)
 10 to 47
Weight
 g
 < 6

Matched Transmitter board for CO-AE CO Sensor

4-20 mA Digital Transmitter Board
   • Factory calibration, custom-set for immediate use
   • Digital zero, sensitivity and temperature compensation
   • Digital and 4-20mA output
   • Biased or unbiased operation
   • Calibration and range change


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