UK Alphasense Carbon Monoxide Sensor (Compact, with Filter Membrane, Wide Range, CO Sensor) - CO-AE

Performance

Sensitivity

2000ppmCO，nA/ppm

10-25

Response Time

t90 from zero to 2000ppm CO (s)

< 50

Zero Current

ppm in zero air

< ±20

Resolution

Average noise (ppm)

< 5

Range

CO warranty detection range (ppm)

10000

Linearity

Full scale ppm error, linear at 0-2000ppm

<0~500

Overload

ppm stable response to gas pulses

100000

Lifetime

Zero Drift

ppm change per year in laboratory air

<2

Sensitivity Drift

Percentage change per year in laboratory air

<1

Operating Life

Time until output drops to 80% of original signal (months) (warranty 24 months)

> 24

Environment

Sensitivity at -20°C

At 20ppm, (output at -20°C / output at 20°C) % 65-93

Sensitivity at 50°C

At 20ppm, (output at 50°C / output at 20°C) %

98-115

Zero at -20°C

ppm change relative to 20°C

< ±2

Zero at 50°C

ppm change relative to 20°C

< ±5

Cross

Filter Capacity

ppm-hours H2S

3,000,000

Sensitivity Filter Capacity

ppm-hours NO2

8,000,000

Filter Capacity

ppm-hours NO

200,000

Filter Capacity

ppm-hours SO2

4,000,000

H2S

Percentage sensitivity measured at 20ppm H2S

<0.1

NO2

Percentage sensitivity measured at 10ppm NO2

< 0.1

Cl2

Percentage sensitivity measured at 10ppm Cl2

< 0.2

NO

Percentage sensitivity measured at 50ppm NO

<0.1

SO2

Percentage sensitivity measured at 20ppm SO2

< 0.1

H2

Percentage sensitivity measured at 400ppm H2

< 75

C2H4

Percentage sensitivity measured at 400ppm C2H4

< 60

NH3

Percentage sensitivity measured at 20ppm NH3

< 0.1

Key Parameters

Temperature Range

℃

-30 ~ 50

Pressure Range

Kpa

80-120

Humidity Range

%rh

15-90

Storage Life

Sealed storage life at 3-20°C (months)

6

Load Resistance

Ω (recommended)

10-47

Weight

grams

< 6