Product Introduction
The SRE1012 hydrogen sensor is a catalytic combustion gas sensor developed based on nanotechnology. The sensor has good stability, reliability and test accuracy, and can be used to detect hydrogen gas concentration in different scenarios.
In addition to sensors, our company also provides complete detection modules which include test circuits and algorithms for direct use.
Main Applications
● Hydrogen alarm instrument
● Hydrogen concentration test analysis
● Hydrogen leak detection for hydrogen powered vehicles
● Hydrogen leak detection at hydrogen fueling station
Sensor Characteristics
● Low temperature drift ( <1.5mV )
● Wide measuring range
● Fast response and recovery
● High precision
● Strong anti-interference ability
● Anti -poisoning by HMDS, H2S , SO2 , etc.
● High stability and reliability
For more information, Please check our product datasheet or send the consultation to us.
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Technical specifications
Environmental parameters
|
Temperature Range |
|
|
Work: |
-40 ~ 85℃ |
|
Storage: |
-40 ~ 125℃ |
|
Humidity Range |
|
|
Work: |
0 ~ 95% |
|
Storage: |
0 ~ 100% |
|
Pressure Range |
70 ~ 130kPa |
|
Test Gas |
H2 |
Sensor Characteristics
|
Working Voltage |
0.8V |
|
Working Current |
150 ~ 180mA |
|
Sensitivity (1%H2@0.8V) |
> 25mV |
|
Baseline Temperature Drift |
< 1.5mV |
|
Annual Drift |
< 2mV |
|
Linearity |
> 99% |
|
H2 test Range |
0 ~ 4% |
|
Response Time (T80) |
< 3 sec |
|
Recovery Time (T10) |
< 3 sec |
|
Repeatability |
< 0.5mV |
Selectivity
|
Gas |
Concentration (ppm) |
Response value (mV) |
|
CO |
50 |
< 0.5 |
|
NO2 |
5 |
< 0.5 |
|
H2S |
20 |
< 0.5 |
|
CH4 |
10000 |
< 3 |
|
NH3 |
50 |
< 0.5 |
|
CO2 |
5000 |
< 0.5 |
|
SO2 |
500 |
< 0.5 |
