How to make automatic on off water tap using hand under ₹300 / $5 | IR controlled water tap

In this video, we will see, how to make automatic on off water tap using hand under ₹300 / $5 only and without using microcontroller. We will use an IR sensor and a water switch to make this Automatic Hand wash water tap. And this circuit also can be used as automatic water pump controller.
JLCPCB Prototype for $2(Any Color): jlcpcb.com
The timeStamp for the automatic on-off water tap controlled by hand
01:00 How to make an IR proximity Sensor
02:36 How the IR controlled water tap circuit works
05:45 Testing the automatic on-off water tap using hand
If you use an Active low IR sensor then the circuit will be different. Please visit our website to get the circuit diagram.
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Download link for PCB Gerber file and Arduino Code for Home Automation
drive.google.c...
Required components for the IR controlled water tap
1. LM358 Op-Amp- 1 no and ic base
2. 5mm LED (any color) - 1 no
3. 1k 0.25watt Resistors - 2 no
4. 10k 0.25watt Resistor - 1 no
5. 10k Trimmer or Variable Resistor - 1no
6. IR LED Transmitter Receiver Pair - 1 set
7. TIP122 NPN Transistor - 1no
8. 220-ohm 0.25watt Resistor - 1 no
9. 1N4007 Diode 1no
10. DC connector
11. 12V Electric Solenoid Valve (Water switch)
12. 12 volt DC adaptor
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You can also buy Automatic Sense Infrared Induction Water Saving Device
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During the video, I have explained the working of the automatic IR controlled water tap with the circuit diagram.
As I have made this automatic water tap without using a microcontroller so you can easily design this automatic on-off water tap at home.
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