Water Level Controller using a Single SCR

The water level controller circuit explained here uses just a couple of parts including a single SCR for implementing the sensing as well as controlling water levels. The circuit can also be used as a rain alarm circuit. By using this circuit we can now perform the activation of a warning process each time the […]

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Automatic Submersible Pump Controller Circuit with Dry Run Protection

This simple automatic submersible pump controller circuit equipped with a dry run protection will allow 3 parameters to be controlled using a a single chip circuit. Let’s learn the details from the following explanation. The design is constructed around a single IC 4049 whose 6 NOT gates are appropriately configured to control 3 important parameters […]

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Simplest Water Level Controller Circuit with Buzzer

This simple and inexpensive circuit sounds an alarm Ca whistle) when water level in a Container, such as an over- head water-tank, reaches a predetermined level. The basic circuit is an audio oscillator with positive feed- back. The output from Tl transistor is fed back to the base of T2 transistor via the mass of […]

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How to Make a Industrial Tank water fill/drain controller circuit

The submit offers an industrial water level controller with drain timer circuit. Talking about offered tank fill/drain sequence controller circuit diagram, when power is very first used at the emitter of the PNP 2N2907, its base capacitor briefly permits it to perform until pin10 of the bottom-right 4017 latches the base of the transistor into […]

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