Here is a tested Arduino project that uses 3 sensor probes as water level indicator with 3 leds and one LCD display + a simple controller that turns on a motor when the water has reached the desired ...

株式会社ソラコムは用途に応じたIoTデバイスを1個単位で購入することができる「SORACOM IoTストア」において、新たにArduino UNO等と組み合わせてセルラー通信を利用したIoTデバイスを開発できる「LTE-M Shield for Arduino」(Dragino社製)と、「LTE-M Shield for Arduino」を ...

A complete water depth measurement system using an industrial 4-20 mA hydrostatic pressure sensor, INA219 current sensor module, LM393 soil moisture sensor, and Heltec WiFi LoRa 32 V3 board with built ...

For the residents who live in rural-areas, limited water-availability is a very common problem. Therefore, many people install a water tank on the roof of the building. The water, stored in a water ...

We are currently in the process of putting in a backyard pool. This is an in-ground gunite pool. I inquired about an auto-fill system from the pool builder but he talked me out of it. He explained ...