This is where MQ-5 Combustible Gas Sensor comes into play ... among beginners since it detects combustible gases in most Arduino projects. Likewise, these are low-cost, easy-to-use sensors with a wide ...

Project Overview The system uses a gas sensor (MQ-2/MQ-5/MQ-135) to detect gas leakage and trigger alerts. It can also send notifications using Wi-Fi (ESP8266/ESP32) or GSM. Key Components Arduino Uno ...

How to use MQ-2 Gas Sensor to Detect LPG ... Build your very own PPM meter with gas sensing capabilities with Arduino, the sensor used in this project is a MQ6 so with its high resolution its perfect ...

Fig.1. Automatic LPG Gas Leakage Detection using Arduino This project aims to ... Fig.5. Circuit with relay driver ULN2003 and relay In this proposed project, we have interfaced Arduino Uno with ...

The LMP91000 is a programmable Analog Front End (AFE) for use in micro-power electrochemical sensing applications... + info about it He we use this great gas sensor alongside an Arduino Mega 2560.

The main objective of this project ... gas present there and provides safety against fire explosion, poisoned gases like CO, CO2, and CH4, and alerts people inside the tunnel. Arduino Uno is an ...