IoT-based Flood Detection using NodeMCU, Ultrasonic and Rain sensors for real-time water level monitoring and alerts.
This channel measures temperature and humidity using a DHT11 sensor connected to NodeMcu.
This channel monitors indoor air quality using an MQ-135 sensor and NodeMCU ESP8266. It measures gas concentrations (CO₂, NH₃, ethanol, benzene, smoke, etc.) and sends real-time PPM readings to ThingSpeak for visualization and analysis. The system include
temperaturas de entrada a un intercambiador de calor externo que está entre una caldera y un acumulador de agua caliente sanitaria. sensores de temperatura DS18B20 usando un ESP8266 nodeMCU
Measurement of Temperature, and Humidity using DHT22 and Rainfall using Rainfall sensor
Valores de temperatura, humedad, presión atmosférica e intensidad lumínica en el interior de una vivienda en Medina Sidonia.