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Micro Sensor for gas Carbon monoxide CO, 20 ppm

Micro Sensor for gas Carbonmonoxide CO, 20 ppm

Features:
small
high selectivity
low sensitivity to hydrogen
high resolution
absence of acids and other
water-soluble compounds in sensors
high mechanical strength
long life time
Technical Data

Sensor type

CO amperometric 2-electrode sensor (0-20 ppm)

Measuring principle

Electrochemical, solid electrolyte

Measuring range

0-20 ppm

Resolution

0,2 ppm

Sensitivity

1,5-6 nA/ppm

Zero current air at 20C

3-10 nA

Us

E=0 V

Non-linearity

<10 % FS

Response time t 90 (s) at 20C

<180 s

Long term sensitivity

<25%FS/24 months and < 40%FS/48 months

Long term sensitivity

< 2% FS/months first 12 months

Operation temperature range

0C + 50C

Operation humidity range

15-95% (non-condensed)

Sensor life expectancy

> 48 months

Warranty

24 months

Mechanical dimensions

diameter 8 mm, height-14 mm

 

CROSS SENSITIVITY CO gas sensor (0 20 ppm):


Gas Concentration Reaction sensor
H2 20 ppm 1 ppm
H2S 1 ppm 0 ppm
NO 2 ppm 0 ppm
C2H2 25 ppm 0 ppm
C2H5OH 100 ppm 1 ppm
NO2 2 ppm 0 ppm
CnH2n+2 1000 ppm 0 ppm
CH4 1000 ppm 0 ppm

 

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