Carbon Monoxide Sensor (CO Sensor) - CO-AF

• 20mm diameter
• Sensitivity: 55 to 90nA/ppm in 400ppm CO
• Response time t90: < 25s from zero to 400ppm CO
• Resolution: < 0.5 RMS noise (ppm equivalent)
• Range: 5,000ppm CO limit of performance warranty
• Temperature range: -30 to 50°C
• Pressure range: 80 to 120kPa
• Humidity range: 15 to 90% rh continuous

  • Model Number: CO-AF
  • Data Sheet: Date Sheet File
Quantity:
- +
  • Carbon Monoxide Sensor (CO Sensor)
  • Carbon Monoxide Sensor (CO Sensor)
Mouse over image to zoom

Product Specification

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


CO-AF Carbon Monoxide Sensor (CO 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-AF Carbon Monoxide Sensor (CO Sensor) Schematic Diagram



CO-AF Carbon Monoxide Sensor (CO Sensor) PERFORMANCE

Sensitivity

nA/ppm in 400ppm CO

55 to 90

Response time

t90 (s) from zero to 400ppm CO

< 25

Zero current

ppm equivalent in zero air

-4 to +2

Resolution

RMS noise (ppm equivalent)

< 0.5

Range ppm

CO limit of performance warranty

5,000

Linearity

ppm error at full scale, linear at zero, 1000ppm CO

 +15 to +25

Overgas limit

maximum ppm for stable response to gas pulse

10,000

 

 

 

CO-AF Carbon Monoxide Sensor (CO Sensor) LIFETIME

Zero drift

ppm equivalent change/year in lab air

< 0.2

Sensitivity drift

% change/year in lab air, monthly test

< 8

Operating life

months until 80% original signal (24 month warranted)

> 24

 

 

 

CO-AF Carbon Monoxide Sensor (CO Sensor) ENVIRONMENTAL

Sensitivity @ -20°C

% (output @ -20°C/output @ 20°C) @ 400ppm CO

63 to 88

Sensitivity @ 50°C

% (output @ 50°C/output @ 20°C) @ 400ppm CO

102 to 115

Zero @ -20°C

ppm equivalent change from 20°C

< ± 3

Zero @ 50°C

ppm equivalent change from 20°C

< ± 8

 

 

 

CO-AF Carbon Monoxide Sensor (CO Sensor) CROSS SENSITIVITY

Filter capacity

pm·hours H2S

250,000

Filter capacity

ppm-hours NO2

600,000

Filter capacity

ppm-hours NO

20,000

Filter capacity

ppm-hours SO2

300,000

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

< 5

SO2   sensitivity

% measured gas @ 20ppm SO2

< 0.1

H2     sensitivity

% measured gas @ 400ppm H2 at 20°C

< 60

C2H4 sensitivity

% measured gas @ 400ppm C2H4

< 25

NH     sensitivity

% measured gas @ 20ppm NH3

< 0.1

 

 

 

CO-AF 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


If you cannot find what you want, you can entrust ISweek to source for you. Just click:

Sourcing Service