Automatic Water Heating System 1.0
This is a poor man’s geyser. It also saves electricity. The temperature is controlled by a microcontroller i.e., Digispark Attiny85. Please do watch my 2nd version https://www.instructables.com/id/Temperature-Controlled-Water-Heater-20/ Step 1: Parts Needed Plastic enclosure 12v 500ma step down transformer Relay board Digispark Attiny85 Switches Buzzer Led Temperature sensor Mains cord 3pin Mains Socket 4.7k resistor Step […]
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