Electrochemical Sulfur Dioxide Sensor EC-4SO2-20

Electrochemical Sulfur Dioxide Sensor EC-4SO2-20

EC-4SO2-20 is a SO2 sensor which detects Sulphur Dioxide in level from 0-20 ppm.This product is for fixed and portal applications for detection of SO2 in industrial, environmental and life safety protection fileds.
It can be retrofitted easily to existing product designs.

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Product Details

Electrochemical Sulphur Dioxide Sensor EC-4SO2-20

EC-4SO2-20 is a SO2 sensor which detects Sulphur Dioxide in level from 0-20 ppm.This product is for fixed and portal applications for detection of SO2 in industrial,environmental and life safety protection fileds.

It can be retrofitted easily to existing product designs.


Dimensions in millimeters(±0.1mm)

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Target Gas and Concentration

Gas

P/N

Operating principle

Detection Range

Maximum
Overload

Sulphur Dioxide
SO2

EC-4SO2-20

3-electrode electrochemical

0~20ppm

150ppm


Gas Sensitivity Characteristics

Gas

Concentration & Output Current

Sulphur Dioxide SO2

0.5 ± 0.1μA/ppm


Ratings & environment

Response Time

(T90)≤45s (Typical 15s)

Repeatability

<±2% signal

Linearity

Linear

Long term output Drift

<2% signal/month

Resolution

0.1 ppm

Recommended Load

5~30 Ω

Bias Voltage

0 mV

Operating Temp. Range

-20℃~ 50℃

Operating Humidity

15% RH ~ 90% RH(non-condensing)

Operating Pressure Range

800 ~ 1200 mbar


Storage & Shelf Life

Recommended Storage Temperature

0℃~ +20℃ in sealed package

Expected Operating Life

24 months in air

Storage Life

6 months in original package

Standard Warranty

18 months from the date of delivery


Cross Sensitivity Data


Gas

Concentration
(ppm)

Output Signal
(ppm PH3 equivalent)

Hydrogen Sulphide

15

0

Nitric oxide

30

0

Nitrogen Dioxide

5

-5

Carbon Monoxide

200

1.5



Temperature Data



Sensitivity Temperature Dependence



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