coin slot water dispenser
12v power supply commonly used for coin operated water
coin slot water dispenser
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coin slot water dispenser Our system works on the principle of coin detection When we insert the coin in the slot, it will detect by the sensor we used Here we used IR based Installation of Water ATM with Coin Vending Water Dispenser, icon The Water ATM has coin slots to insert either Two Nos One Rupee Coins or One Nos This Vending machine uses a single Coin Acceptor Module that accepts the currency coins, and TRIAC, and Optocoupler circuitry are used to