RAK12009 WisBlock MQ3 Alcohol Gas Sensor Module

Thank you for choosing RAK12009 WisBlock MQ3 Alcohol Gas Sensor Module in your awesome IoT Project! 🎉 To help you get started, we have provided you with all the necessary documentation for your product.

• RAK12009 Quick Start Guide
• Datasheet
• WisBlock Source Code Repository
• RAK12009 3D Model
• 40-Pin Male Connector 3D File
• WisBlock IO Tutorial

Examples

• Sample Code: OLED Display RAK12009 Alcohol Detection

Product Description

The RAK12009 is an Alcohol Gas Sensor module, part of the RAKWireless WisBlock Sensor Series. The sensor used in this module is the MQ-3B from Zhengzhou Winsen Electronics. This sensor is capable of detecting alcohol gas in the air with an alcohol concentration detection range of 25 to 500 ppm.

Product Features

• Sensor specifications

  • MQ-3B Alcohol Gas Sensor
  • Alert Function
  • I2C Interface, 7-bit I2C Address: 0x54
  • Detection Range: 25 to 500 ppm (Alcohol Gas)
  • 3.3 V or VBAT Power Supply
  • Chipset: Winsen MQ-3B

• Module Size

  • 25 x 35 mm

Prerequisites

To use a RAK12009, you need at least a WisBlock Base and a Li-Ion/LiPo Battery to plug the module in. The battery provides power supply to the RAK12009 module. Furthermore, you need a WisBlock Core module to use the sensor.

warning

Make sure to fix the module with the screws to ensure a proper function.