Prepaid smart water meter

于预付费智能水表Comprehensive analysis, combined with core functions, type differences, and purchasing points:

1、 Core functions and advantages
Prepaid mechanism
Users need to recharge before using water. If the balance is insufficient, the valve will automatically shut off and the water supply will be cut off, completely solving the problem of overdue water bills.
Typical scenarios: rental housing, property management, rural renovation, to avoid disputes over debt collection.
Intelligent management
Support LCD display of remaining water volume, cumulative usage, and valve status.
Low water level warning (such as a brief valve closure reminder when there is still 2m3 left) and fault self check prompt.
Protective performance
IP68 protection level should be selected for rural or humid environments to ensure moisture resistance, frost resistance, and acid and alkali resistance.
Some products are designed with magnetic protection, which automatically closes the valve and triggers an alarm when encountering strong magnetic fields.
2、 Comparison of mainstream types
Type characteristics Applicable scenarios
IC card physical card recharge, no network required; Low cost; But manual card management is required and remote meter reading is not possible. Limited budget and poor network coverage in certain areas
4G/NB IoT remote automatic meter reading, mobile app recharge; Support daily data reporting and manual triggered transmission; High management efficiency. Property management, commercial buildings, centralized management
The split keyboard body is separated from the operation panel and can be recharged at a convenient location. Scenarios where the installation location of water meters is inconvenient