water level alarm circuit


Posted on Feb 5, 2014

Here is the schematic of a water level alarm circuit. The circuit will work as a water level sensor and will give a melodious alarm sound when the two probes in the circuit will detect water. You can use this water level indicator circuit to detect the level of water in any place for example in swimming pool, For using the circuit simply attach th


water level alarm circuit
Click here to download the full size of the above Circuit.

e two probes on the desired level of water on which you want the indication and make two to three inches gap between the two probes.




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