This is data showing water level and volume for a reservoir. Reservoir devices are off the grid (no power, wifi) and use ESP32 (NodeMCU-32S)/Moteino Mega with JSN-SR04T sensors and Lora (Reyax RYLC896) to send results. Solar + 18650 LiPo bat for power

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.

Monitoring water levels to help automate water storage (tank 2 sensor being installed) and site temp/humidity..

Monitor water consumed in a summer house area with app 50 households. Input from 3 lorawan water meters.

DS18B20 solar hot water heating inspired project making two digital precise accurate thermometers optimised for use to detect and monitor circulation pipe temperatures. Features; offset trimming, rate of change, hysteresis, smoothing, max hold + more...

SILDI PROJECT: Automatic IoT SDI Monitor developed by NCSR DEMOKRITOS

Lake Saint Clair Michigan, I am in the process of editing the ESP8266 and Sensors to record waiter temperatures at different depths.

Automated Urban Drinking Water Supply And Quality using Microcontroller Moahmmed Abdullah Syaf Saad Al Azzam

Metering of Electricity

Pressure sensor for water level data logging

Pressure sensor for water level data logging

Pressure sensor for water level data logging