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MQ131 |
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| Part Number | MQ131 |
| Manufacturer | Henan Hanwei |
| Description | Henan Hanwei Electronics Co., Ltd www.hwsensor.com MQ131 Semiconductor Sensor for Ozone Sensitive material of MQ131 gas sensor is SnO2, which with lower conductivity in clean air. When Ozone gas exi... |
| Features |
ty Slope Vc VH RL RH PH Rs S α MQ131 Semiconductor Bakelite (Black Bakelite) Ozone 10-1000ppm Ozone ≤24V DC 5.0V±0.2V AC or DC
Basic test loop Vc VRL
RL VH
GND
Adjustable The above is basic test circuit of the sensor. 31Ω±3Ω（Room Tem.） ≤900mW 50KΩ-500KΩ(in 50ppm O3) Rs(in air)/Rs(in 50ppm O3)≥3 (R50ppm/R10ppm O3) 20℃±2℃；65%±5%RH Vc:5.0V±0.1V； VH: 5.0V±0.1V Over 48 hours
2 2
The sensor need to be put 2 voltage, heater voltage （VH） and test voltage （VC） . VH used to supply certified working temperature to the sensor, while VC used to detect voltage (VRL) on load resistance （RL）whom is in ser... |
| Document |
 MQ131 Data Sheet
PDF 178.37KB |
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