The product consists of vertical base meter with valve and small movement combination, joined with actuator, water consumption information by the sensor output pulse signal, intelligent operation module to meet the standard requirements and user requirements, built-in lithium battery to meet the requirements of 7 years of electricity energy, IC card water meter and computer water sales system using radio frequency card as a communication medium. Realize prepayment and information feedback management.

Functional features.
Pay first and then use water. Remaining amount 0 actuator will automatically shut down to urge the user to purchase.
The remaining amount of water is not enough, the actuator will be closed to urge the purchase of water. Brush the user card can open the actuator to take water to the remaining amount of water 0; external strong magnetic attack alarm and shut down the actuator; battery voltage alarm prompts the replacement of batteries; reverse installation of the water meter is still metered deduction; a meter and a card using the address and the dynamic secret key to form a unique identification code.

Main Technical Parameters
Calculation parameters and display value error limit (range ratio Q3/Q1=100)