Hi everyone, I'm presenting an Arduino water level sensor based on a float.
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It's the simplest of them all and provides a digital signal. Depending on how we configure it, we can detect a low water level in a tank or, conversely, that the tank is full. I just noticed that the pump connection diagram is incorrect. As I had it, the digital output was directly connected to VCC. The resistor should be connected to VCC, and the other side connects to the float. The digital input is also connected at that point. SORRY FOR THE INCONVENIENCE.
Sometimes two sensors are combined to obtain both signals, for a full or empty tank.
Here's the full video of the smart garden:
• HUERTO INTELIGENTE ARDUINO: DHT11, humedad...
Here's the link to the program:
https://create.arduino.cc/editor/agri...
Here's the project with the electrical schematics:
https://create.arduino.cc/projecthub/...
The schematic has been changed, specifically the level sensor section.
I hope you find it helpful, and don't forget to subscribe—it's free! Thanks so much, everyone!