STS bluetooth prepaid water meter system (Hereafter referred as bluetooth & RF STS Water Meter) consists of smart water meter and mobile phone.
By adopting bluetooth & Infrared Communication Technology, Smart Water Meter could communicate with mobile & keypad conveniently to realize remote meter recharge, parameter inquiry etc. functions; which provides comprehensive, reliable, advanced smart prepayment solutions to water utilities & authorities. Moreover, Automatic Meter Reading with/without valve control (AMR/AMI) function is also available, which could realize remote meter data collection & monitor; It is compatible support with both bluetooth and Infrared communication , which comply with OIMLR49, ISO4064. and conforms to STS standard protocol
2. Meter Recharge
1)Put the meter number into LAPIS on mobile.
2)Payment through mobile money.
3) A 20-digits token after purchasing water through LAPIS APP remotely. 4) Input the 20-digits token successively through bluetooth via mobile; In the meantime. 3. Meter‘s Parameter Setting
3.1 Alarm Value Insufficient Water Warning Function is optional in STS Bluetooth Water Meter. When remaining water in meter reaches this value, buzzer will beep and LCD show UN01 to remind customers to recharge meter in time; Valve can be opened again by inputting inquiry token 20-digits Clear Event Token provided by Authority Operator, 3.2 Overdraft Value Overdraft function is optional in STS Bluetooth Water Meter. By inputting corresponding token, Overdraft value can be set. When remaining water in meter becomes 0, customers could open valve to enter into overdraft function by inputting inquiry token 20-digits Clear Event Token provided by Authority Operator 3.3 Clear Event State In order to prevent external tamper to meter, Meter’s valve will be closed automatically when following events happens: 1)Meter’s cover open illegally 2)Magnetic Interference 3)Insufficient battery voltage 4)Meter Restart Customers could open valve again if remaining water in meter > 0 by inputting inquiry token 20-digits Clear Event Token provided by Authority Operator; 3.4 Meter Reset All the customer information in meter including Purchased Volume, Consumed Volume, Meter Event Records etc. will be cleared if 20 digits Meter Reset Token is input; By which operation, it will make meter back to Factory Mode. Also, it will reset the Encryption key of meter, which means the tokens produced before are no longer valid. 3.5 Parameter Inquiry Customers could input a 2 digits inquiry token to check detail information in meter. The inquiry operation is similar to recharge which just needs to input 2-digits rather than 20-digits token.
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