This is data showing water volume for a reservoir. Reservoir devices are off the grid (no power, wifi) and use an AVR Iot Cellular Mini with JSN-SR04T sensors using cellular to post data. Variations use LiPo bat or capacitor plus solar panel for power.
Monitoring water levels to help automate water storage (tank 2 sensor being installed) and site temp/humidity..
SISTEM MONITORING KUALITAS AIR BERBASIS INTERNET OF THINGS
Használati melegvíz előállítása vákumcsöves napkollektorral. A vezérlést egy Arduino Nano mikrovezérlő végzi, míg a mért adatok postolását egy ESP8266-01.
Testing connectivity and usability for remote Water Quality Monitoring Station
Ping sensors on house rain water tank, pressure feed tank, fish farm tank.
Monitor water consumed in a summer house area with app 50 households. Input from 3 lorawan water meters.