Multi-customers Prepaid Water Meter

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General Introduction
The technology of FM is similar to DDSM, FM is compatible with many IC cards and mainly for public water use, such as school, hospital, church, shop, office, mansion, public fountain and so on.
Main Functions
1. Customer prepays for purchased water volume at fee-charging center and then gets an IC card, which will keep his purchased water volume inside after payment. Then if need to use water, customer swipes his IC card on the induction area of water meter to activate water supply since the multi-customers water meter is at idle state at ordinary time. After use, customer swipes his IC card again to cut off water supply, easy and simply.

2. Used water volume by different customers will be recorded in their own IC card automatically, and no confusion or corruption on water supply. No one can use water if has no valid IC card. When the water volume stored in IC card is used up, water meter will stop water supply automatically to alarm customer to buy water volume again.

3. Several IC cards are compatible with one water meter.

4. Self-testing and protection of valve, avoid of rusting due to long time idle state.

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