Power monitoring of a stand alone solar system. The system consist of a 10W solar panel and 12volt (7.2Ah) back-up battery. 2 x MAX471 current and voltage sensors . 1 x ADS1115 A to D converter. Feel free to dowload my Android app ThingVisual.
Medida de temperatura ambiente con sensor mq2, conectado a ESP 8266, envío de datos mediante protocolo mqtt a cliente node-red corriendo en Raspberry pi, el broker mqtt corre tambien sobre la Raspberry