Here's a manual for calibrating and using MQ-series gas sensors (like MQ-2, MQ-135) with Arduino, written in clear and practical English. 📘 Arduino Manual for MQ Gas Sensor (MQ-2, MQ-135, etc.) ✅ 1. What You'll Need ComponentDescription MQ-2...
To detect gases like CO₂, CO, LPG, and smoke, different types of gas sensors are available, each based on specific sensing principles. Here’s a breakdown: 1. CO₂ (Carbon Dioxide) Sensors SensorTypeFeatures MH-Z19 / MH-Z14NDIR (Non-Dispersive ...