How do prepaid electricity meters work?
November 16, 2017
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As the name suggests, the prepaid meter is almost like a pay-as-you-go mobile phone. As long as you have a balance on your prepaid card, you will be provided with energy. When your credit balance gets to zero, you need to top-up your prepaid card to get energy supplied again. How does it work? As a consumer, you have to recharge your prepaid card for a certain amount of money. Then it can be fed as input into the Micro controller. The Micro controller collects information from the energy meter as well as the prepaid card. It then compares the energy meter...
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