Product Introduction
I.Semiconductor Gas SensorSP3S-AQ2-01 Description:
SP3S-AQ2-01 is a SnO2 semiconductor gas sensor with high sensitivity and fast response to air pollutants such as VOCs and organic solvents. This product is suitable for air quality monitoring applications.
II. Semiconductor Gas SensorSP3S-AQ2-01Structure:
The gas sensing semiconductor material is of bead type, with heating coil and electrode wires embedded in the element. The sensing element is installed in a metal box with 5 small ventilation holes (Fig1).
III. Semiconductor Gas SensorSP3S-AQ2-01 Environmental Conditions
| Symbol |
Parameter |
Specification |
Condition |
| Tao |
Operating Temperature |
0~40°C |
Recommended Range |
| Tas |
Storage Temperature |
-10~70°C |
|
| RH |
Relative Humidity |
<95%RH |
|
| （O2） |
Oxygen Concentration |
21% ± 1% (standard condition) |
Minimum: >18% |
| Sensitivity parameters are affected by changes in oxygen concentration. |
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IV. Semiconductor Gas SensorSP3S-AQ2-01Parameters:
| Model |
SP3S-AQ2-01 |
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| Symbol |
Parameter |
Specification |
Condition |
| RS |
Sensor Resistance |
1kΩ~20kΩ |
In Air |
| β |
Sensitivity Slope |
0.15~0.45 |
RS in 10ppm H2 / RS in Air |
| Standard Test Conditions: Temperature: 20 °C ± 2 °CVC:5.0 V ± 1% Humidity: 65% ± 5% VH: 0.9 V ± 1% (In clean air) RL: 10 kΩ ± 5% Preheating Time: More than 48 hours |
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