Grove - Gas Sensor(MQ3)
How to choose a gas sensor ?The Grove - Gas Sensor module is useful for gas leakage detecting(in home and industry)
- 10+: $9.40
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PRODUCT DETAILS
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We've released the Seeed Gas Sensor Selection Guide, it will help you choose the gas sensor that best suits your needs.
The Grove - Gas Sensor module is useful for gas leakage detecting(in home and industry). It can detect LPG, i-butane, methane, alcohol, Hydrogen, smoke and so on. Measurements can be taken as soon as possible based on its fast response time. Also, the sensitivity can be adjusted by the potentiometer.
There are different gas detectors for sale, like MQ2, MQ3, MQ5, and MQ9. Below is a contrast table of them.
| Symbol | MQ-2 | MQ-3 | MQ-5 | MQ-9 |
| Detect Gas | Combustible Gas、Smoke | Alcohol Vapor | LPG, Natural Gas, Town Gas | Carbon Monoxide, Coal Gas, Liquefied Gas |
| Detect Concentration | 300-10000ppm | 0.04-4mg/L Alcohol | 300-10000ppm | 10-1000ppmCO;100-10000PPm Gas |
Note
Hot-swapping the grove may lead to IC burnout, please turn off the power of the main board before swapping grove.
Features
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High sensitivity to Combustible gas in a wide range
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Stable performance, long life, low cost
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Fast response
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Wide detection range
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Simple drive circuit
For all Grove users (especially beginners), we provide you guidance PDF documents. Please download and read through Preface - Getting Started and Introduction to Grove before your using of the product.
Technical details
| Dimensions | 130mm x90mm x21mm |
| Weight | G.W 14g |
| Battery | Exclude |
Part List
| Grove - Gas Sensor(MQ3) | 1 |
ECCN/HTS
| HSCODE | 9027900000 |
| USHSCODE | 90230000 |
| UPC | 841454108344 |
| ROHS | 1 |
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