MQ-3 Sensor Module MQ-3 Sensor Detector
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MQ-3 Sensor Module MQ-3 Sensor Detector
MQ-3 Sensor Module MQ-3 Sensor Detector
Artigo n.º: 70049826

MQ-3 Sensor Module MQ-3 Sensor Detector

93% of respondents would recommend this to a friend

Artigo n.º: 70049826

STD 372050

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O que se Destaca

Highly Sensitive
The MQ-3 sensor module provides exceptional sensitivity to alcohol vapors, ensuring accurate detection capabilities ideal for breath analysis and safety monitoring.
Versatile Use
Designed for multiple applications, this module is perfect for integrating into DIY projects, safety equipment, and even automotive breathalyzer systems, catering to various user needs.
Easy Integration
The MQ-3 sensor is user-friendly, compatible with popular microcontrollers like Arduino, making it simple for hobbyists and developers to incorporate into their electronic projects.

Detalhes do produto

Shop the LM393 MQ-3 Sensor Detector with signal output instruction. High sensitivity and good selectivity for field testing of motor vehicle drivers. Rapid response and recovery. Order now! Shop at Ubuy São Tomé and Príncipe
  • Signal output instruction
  • Dual signal output (analog and TTL level)
  • TTL output with low-level signal
  • 0-5V analog output voltage
  • High sensitivity and selectivity to ethanol vapor
  • Long life and reliable stability
Item Weight0.1 lbs (50 grams)

Quem Deverá Comprar?

Suitable For
  • Alcohol Testing

    Ideal for individuals or organizations needing to conduct alcohol level testing efficiently and reliably.

  • DIY Projects

    Perfect for hobbyists and makers looking to integrate gas sensing capabilities into their electronic projects.

  • Education Use

    Suitable for educational institutions aiming to demonstrate practical applications of gas sensors in science experiments.

Not Suitable For
  • Professional Use

    May not meet the accuracy and reliability standards needed for professional or legal alcohol testing scenarios.

DESCRIÇÃO DO PRODUTO

MQ-3 Sensor Module MQ-3 Sensor Detector

About This Item

Introducing the MQ-3 Sensor Module MQ-3 Sensor Detector - your go-to solution for ethanol vapor detection. This compact sensor module measures 32mm x 22mm x 27mm in length, width, and height respectively, making it the perfect size for all your detection needs. Powered by the reliable LM393 main chip and ZYMQ-3 gas sensors, this module operates on a DC 5V working voltage.

Here's what sets the MQ-3 Sensor Module apart from the rest: 1. Signal Output Instruction: With a clear signal output indicator, you'll be able to easily monitor and analyze the sensor's readings. 2. Dual Signal Output: Enjoy the convenience of two signal outputs - analog output and TTL level output.

3. Low-Level TTL Output: The TTL output generates a low-level signal, allowing for direct integration with microcontrollers and other devices. 4. Analog Output Voltage: The module provides a 0-5V analog output voltage.

As the concentration of ethanol vapor increases, so does the output voltage, giving you precise control over detecting higher concentrations. 5. High Sensitivity and Selectivity: The MQ-3 Sensor Module boasts exceptional sensitivity and selectivity, making it ideal for detecting ethanol vapor specifically. 6. Long Life and Reliable Stability: Rest assured knowing that this sensor module is built to last.

With its reliable stability, you can trust it to deliver accurate readings over an extended period of time. 7. Rapid Response and Recovery: The module's quick response and recovery characteristics ensure minimal delay in detecting ethanol vapor. This versatile sensor module finds its application in various fields. It's particularly useful for conducting field tests on motor vehicle drivers and other non-drinking personnel who operate machinery.

Additionally, it can be employed for detecting ethanol vapor in other environments, providing you with unparalleled safety and peace of mind. Order now and receive 1 MQ-3 Alcohol Ethanol Sensor Module in the packing list. Don't compromise on quality and efficiency - choose the MQ-3 Sensor Module for all your ethanol vapor detection needs.

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Perguntas e respostas do cliente

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

    Resposta: The MQ-3 Sensor Module is primarily utilized for detecting alcohol concentrations in the air. It operates based on an analog output that correlates with the concentration of alcohol vapors, making it ideal for breath analyzers. Due to its sensitivity to various gases, it can also detect compounds like Toluene and Benzene, making it versatile for air quality monitoring applications in laboratories and industrial environments.
  • Pergunta: How does the MQ-3 Sensor work?

    Resposta: The MQ-3 Sensor works through a sensing material that changes its resistance based on the concentration of gas present. When the sensor is exposed to alcohol vapors, the resistance decreases, producing a corresponding analog output. This principle allows for the quantification of alcohol levels. Engineers and developers often integrate this sensor into projects requiring gas detection, facilitating precise measurement in health and safety applications.
  • Pergunta: What type of microcontroller can be used with the MQ-3 Sensor?

    Resposta: The MQ-3 Sensor is compatible with various microcontrollers, including Arduino, Raspberry Pi, and ESP8266. These microcontrollers can read the analog output of the sensor, which enables users to process the data for applications in automation systems, research, or DIY projects. Programmatically, you can set thresholds to trigger alarms or visual indicators when the detected alcohol level exceeds safe limits.
  • Pergunta: Is the MQ-3 Sensor suitable for indoor or outdoor use?

    Resposta: The MQ-3 Sensor is primarily designed for indoor use, as it can be affected by external environmental factors such as temperature and humidity. For applications requiring outdoor installation, consider placing the sensor in a sheltered location to prevent false readings due to weather conditions. This makes it a popular choice for indoor breathalyzer devices or air quality monitors in labs.
  • Pergunta: What is the typical response time of the MQ-3 Sensor?

    Resposta: The MQ-3 Sensor typically has a response time of under 10 seconds to detect alcohol vapors. Once activated, it starts providing output readings quickly. This rapid response makes it suitable for real-time monitoring applications, where timely detection of intoxication levels is critical, such as in breathalyzers used by law enforcement.
  • Pergunta: How should the MQ-3 Sensor be calibrated?

    Resposta: Calibration of the MQ-3 Sensor involves exposing it to known concentrations of alcohol and adjusting the output readings accordingly. It often includes a warm-up period followed by controlled test conditions to ensure accuracy. Regular calibration is vital for achieving precise measurements, especially in critical safety applications where accurate monitoring is paramount.
  • Pergunta: What is the lifespan of an MQ-3 Sensor?

    Resposta: The MQ-3 Sensor has a typical lifespan of around 2-3 years, depending on usage and operating conditions. Factors such as exposure to harsh environments can affect longevity. Ensuring the sensor is housed correctly and maintained can prolong its functionality, making it an effective tool for consistent alcohol detection in safety monitoring setups.
  • Pergunta: Can the MQ-3 Sensor detect other gases apart from alcohol?

    Resposta: Yes, the MQ-3 Sensor can detect gases such as methane and acetone along with alcohol. Its broad sensing capabilities allow for diverse applications, including gas leak detection and environmental monitoring. Engineers appreciate its versatility when designing systems that require comprehensive air quality assessments, making it a useful addition to various industrial and commercial projects.
  • Pergunta: What are common applications for the MQ-3 Sensor Module?

    Resposta: Common applications for the MQ-3 Sensor Module include breathalyzer devices, industrial safety systems, and air quality monitoring stations. Its ability to provide real-time alcohol concentration data is crucial for ensuring safety in environments where intoxication can pose significant risks. Hobbyists and developers frequently incorporate this sensor into prototype projects aimed at addressing public safety concerns.
  • Pergunta: Where can I buy the MQ-3 Sensor Module MQ-3 Sensor Detector in São Tomé and Príncipe?

    Resposta: You can purchase the MQ-3 Sensor Module MQ-3 Sensor Detector from Ubuy in São Tomé and Príncipe. Ubuy features a variety of electronic components, including this sensor, ensuring reliability and convenience for your shopping needs. Explore their offerings for the MQ-3 Sensor along with other components suited for your projects.

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