RF 카드 수량계의 선불 기능
The RF card water meter is a non-contact IC card smart water meter. So how does the RF card water meter realize the prepaid function?
The prepaid function of the RF card water meter adopts the mode of buying water first and then using it. First, the user opens an account at the water point of sale and purchases water, then receives the user card, puts the card in the induction area of the water meter, and the water meter immediately reads the information in the card and opens the valve water supply. When the water volume of the water meter is used up, the valve will be automatically closed. After the user holds the card to the water sales point to buy water for the water meter again, the valve will be opened to continue supplying water.
The RF card water meter not only makes it simple and convenient for users to use the meter, but also can read the water meter information by sensing the IC card in the water meter sensing area. The prepaid function of the RF card water meter can also easily solve the problem of water collection for the management department. fee problem.