Catalog excerpts
Prepayment solution for ADDRA Water meters Technical information Prepayment concept ADDRA prepaid water meters effectively improve the efficiency of water consumption and decrease non-revenue water through water data management and control. Prepayment implementation is based on world-famous STS standard. Prepayments solution key features are as follows: • • • STS standard protocol IEC62055-41, 51 compliant Prepayment tokens are sent to the meter using smart phone or Customer Interface Unit. 20-digit tokens are generated by a Vending system. Prepayment options are available for both smart water metering and control devices: • • WMP - water meter and separated shut-off valve WMV – water meter with integra
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In case of unpaid credit, the meter sends a command to close the water valve and shut off water supply. A customer is required to pay for water and send the received token for replenishment of the credit to the meter locally by a special mobile application or remotely from HES via LoRaWAN. Communications The smart water meter can be accessed locally via BLE or remotely via WAN channels LoRaWAN, WM-BUS. Tokens handling Each token is unique and contains the number of cubic meters of water to be credited by the meter for use. Tokens are entered locally via mobile application or remotely via...
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ADDRA Prepay View application allows user to send token, view valve state and meter information including meter alarms. The application has a simple and clear interface.
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