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Liquid level indicator for tanks – in DIY kit

By on October 2, 2023
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This monitoring device is useful for keeping track of the liquid level (such as water) inside tanks, reservoirs, and containers. It features seven inputs (to connect electrodes) that can be positioned inside the tank. Each electrode is associated with a corresponding LED that lights up when the liquid reaches the desired level (i.e., the electrode).

The core of the device is the ULN2003 integrated circuit, a versatile and robust line

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About Boris Landoni

Boris Landoni is the technical manager of Open-Electronics.org. Skilled in the GSM field, embraces the Open Source philosophy and its projects are available to the community.

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