1pcs MQ-3 Alcohol Sensor Module
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1pcs MQ-3 Alcohol Sensor Module
Rapid response and recovery characteristic with long life and reliable stability.
1pcs MQ-3 Alcohol Sensor Module
物品 #: 118308101

1pcs MQ-3 Alcohol Sensor Module

87% of respondents would recommend this to a friend

物品 #: 118308101

HKD 157

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from 美國

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美國 從USA商店導入
現在訂購，約可在下列時間收貨： 星期三, 十月 14
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What Stands Out

High Sensitivity
The MQ-3 sensor offers exceptional sensitivity to alcohol vapors, making it ideal for precise alcohol detection in breath analyzers and safety applications.
Easy Integration
Designed for hassle-free integration with microcontrollers, the MQ-3 module simplifies development for hobbyists and engineers working on alcohol detection projects.
Cost-Effective
This affordable sensor provides a reliable solution for breathalyzers and related devices, ensuring budget-friendly options without compromising on performance or accuracy.

產品詳情

Shop 1pcs MQ-3 Alcohol Sensor Module online at a best price in 香港. B09LVFTTSY
Item Weight0.1 lbs (50 grams)

危險物品

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Who Should Buy?

Suitable For
  • DIY Projects

    Ideal for hobbyists and makers creating breath analyzers or alcohol detection systems in personal projects.

  • Educational Use

    Suitable for students learning about sensors and electronics, providing hands-on experience with alcohol detection technology.

  • Prototyping Devices

    Beneficial for developers prototyping new safety devices that require monitoring alcohol levels in various applications.

Not Suitable For
  • Commercial Equipment

    Not suitable for robust professional deployment due to limited accuracy and consistency in alcohol detection.

產品敘述

1pcs MQ-3 Alcohol Sensor Module

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客戶問題與解答

  • 題: What is the MQ-3 Alcohol Sensor Module used for?

    回答: The MQ-3 Alcohol Sensor Module is primarily used to detect alcohol concentrations in various applications, such as breath analyzers, alcohol detection systems, and even in car breathalyzer devices. It functions by measuring the change in resistance of the sensor in response to the concentration of alcohol in the air. This capability makes it a valuable component in safety and alcohol testing technologies.
  • 題: How does the MQ-3 Alcohol Sensor Module work?

    回答: The MQ-3 module operates on the principle of resistive sensing. It has a sensitive material that reacts to alcohol vapors, changing its resistance according to the alcohol level. When vapor concentration increases, the resistance decreases, which can then be measured and converted to an electrical signal to indicate alcohol levels. This functionality allows developers to incorporate the module into various electronic projects, such as Arduino-based breathalyzers.
  • 題: What makes the MQ-3 module suitable for DIY projects?

    回答: The MQ-3 module is favored in DIY projects due to its affordability, ease of integration, and established documentation within the maker community. Its analog output can be easily connected to microcontrollers like Arduino or Raspberry Pi, allowing hobbyists to create their own alcohol detection systems. Those looking to build custom solutions for safety or device interaction will find this sensor straightforward to use.
  • 題: What types of projects can benefit from using the MQ-3 Alcohol Sensor?

    回答: Projects that involve safety measures, such as personal breathalyzer devices, vehicle ignition locks, and automated alcohol detection in clubs or events can benefit significantly from the MQ-3 module. Additionally, educational projects around electronics and sensor technologies also utilize this module to teach fundamental concepts of sensor processing and data interpretation.
  • 題: Can the MQ-3 module detect other gases apart from alcohol?

    回答: Yes, the MQ-3 sensor is sensitive not just to alcohol, but also to other gases like benzene, smoke, and acetone. While it primarily detects ethanol levels, it can also be repurposed for applications in air quality monitoring. Users should note that accuracy may vary when detecting substances other than alcohol, and calibration may be necessary for optimal performance in mixed-gas environments.
  • 題: What are the limitations of the MQ-3 Alcohol Sensor Module?

    回答: While the MQ-3 module is effective for alcohol detection, it has some limitations, such as sensitivity to temperature and humidity changes, which can affect accuracy. Furthermore, it requires a warm-up time to stabilize before use. Users should also be aware of its response time, as immediate readings may not always reflect real-time levels. Such factors should be considered when implementing this sensor in critical applications.
  • 題: Is the MQ-3 module compatible with Arduino?

    回答: Yes, the MQ-3 Alcohol Sensor Module is highly compatible with Arduino. It connects easily using analog pins for reading the voltage output that corresponds to alcohol levels. Many Arduino projects and libraries are available, offering tutorials and example codes. This compatibility makes it an ideal choice for hobbyists and developers looking to quickly prototype their alcohol detection systems.
  • 題: How should I calibrate the MQ-3 Alcohol Sensor Module?

    回答: Calibrating the MQ-3 module involves exposing it to known concentrations of alcohol and recording the output readings. Typically, this is done by using a solution or a controlled source of alcohol vapor. Calibration helps in establishing a relationship between the resistance reading and alcohol concentration, ensuring that the module provides accurate and reliable results for your specific application.
  • 題: Where can I buy 1pcs MQ-3 Alcohol Sensor Module in Hong Kong?

    回答: You can buy the 1pcs MQ-3 Alcohol Sensor Module from Ubuy, which offers a wide range of electronic components and modules, making it a reliable option for purchasing various sensor products online.
  • 題: What is the response time of the MQ-3 Alcohol Sensor Module?

    回答: The MQ-3 Alcohol Sensor Module typically has a response time of around 2-3 seconds in detecting alcohol vapors. However, to ensure maximum accuracy, it is advisable to allow the sensor a brief warm-up period before first use. This responsiveness is crucial for applications that require quick detection and reaction times, such as safety systems or real-time monitoring applications.

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HKD 157

現在訂購，約可在下列時間收貨： 星期三, 十月 14

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特色和優勢

  • High-quality dual-panel design for enhanced durability.
  • Equipped with power indicator and TTL signal output instructions.
  • Designed with four screw holes for easy mounting.
  • Offers a rapid response to alcohol detection and quick recovery.
  • Stable measurements after a 20-second warm-up period.
  • Internal heating is normal; hot sensors indicate a problem.

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