Product overview
- Part Number
- Grove – Gas Sensor (MQ2, MQ3, MQ5, MQ9)
- Manufacturer
- Seeed Studio
- Product Category
- OTHER PARTS
- Update Date
- 2024-05-20
Detailed Information
This is the Grove – Gas Sensor range from SeeedStudio. You have the option of either MQ2, MQ3 or MQ5 sensors in this range – a comparison table is shown below. These sensors detect gas leakage and they cover the detection of LPG, i-butane, methane, alcohol, hydrogen, smoke and more. Across all of these sensors, measurements are taken extremely quickly due to the rapid response time of these devices. The sensitivity of these sensors can be adjusted by the potentiomater.
Sensor Contrast Table
| Symbol | MQ-2 | MQ-3 | MQ-5 | MQ-9 |
| Gas Detected | 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 |
Features
- High sensitivity to a wide range of combustible gases
- Stable performance, long life and low cost
- Fast response
- Wide detection range
- Simple drive circuit
For all Grove users (especially beginners), we provide you with PDF documents for guidance. Please download and read through Preface – Getting Started and Introduction to Grove before you begin using these products.
Resources
Please visit the wiki page for more info about these products. It would be appreciated if you can help us improve the documents by adding more demo code or tutorials. For technical support, please post your questions to the forum.
More information about these gas sensors, please refer to this manual.
Price & Procurement
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