Electrochemical Hydrogen Sulfide Sensor EC-4H2S-50

Electrochemical Hydrogen Sulfide Sensor EC-4H2S-50

EC-4H2S-50 is H2S sensor which detects Hydrogen Sulfide in level from 0-50 ppm.This product is for fixed and portal applications for detection of H2S in industrial, environmental and life safety protection fileds.
It can be retrofitted easily to existing product designs.

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Product Details

Electrochemical Hydrogen Sulfide Sensor EC-4H2S-50

EC-4H2S-50 is H2S sensor which detects Hydrogen Sulfide in level from 0-50 ppm.This product is for fixed and portal applications for detection of H2S 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

Hydrogen Sulfide
(H2S)

EC-4H2S-50

3-electrode electrochemical

0~50ppm

250ppm


Gas Sensitivity Characteristics

Gas

Concentration & Output Current

Hydrogen Sulfide (H2S)

1.2 ± 0.3μA/ppm


Ratings & environment

Response Time

(T90)≤25s (Typical 16s)

Repeatability

<±2% signal

Linearity

Linear

Long term output Drift

<2% signal/month

Resolution

<0.05 ppm

Recommended Load

5~50 Ω

Bias Voltage

0 mV

Operating Temp. Range

-30℃~ 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 H2S equivalent)

Carbon Monoxide

200

3

Nitric oxide

30

0.6

Ammonia

40

0.3

Sulfur Dioxide

20

2

Nitrogen Dioxide

10

-3

Hydrogen

80

0.2



Temperature Data 



Sensitivity Temperature Dependence



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