Items

Functions and Technical Requirements

Basic Functions 

Display

Functions 

Functional Display 

Limited current , current , remaining water volume, cumulative water volume, payment, on/off valve, wrong card, battery replacement and attack signal 

Data

Display 

Maximum cumulative water volume:  ***9.9m3. 

Control Functions 

Water Consumption  Control 

Close valve reminder when the remaining water volume reaches alarming water level; open valve with cards and valve will close automatically when water is all used up; user can use card to purchase water, open valve and control water supply.

Low voltage 

Close valve reminder when battery voltage is lower than the pre-set value; users can open valve with card. The valve will be completely closed if the battery is not replaced within *4 hours.

Self-checking function 

When power on, check the circuit automatically to judge if meter is in normal status or not.

Anti-theft and anti-shear

Valve closes automatically and attack signal displayed when the signal-sampling wire is cut.  It can only be repaired by administrator not the user.&