heat meter ,hot sale Rf card smart type(valve control)

Specifications Contactless IC heat meter waith automatic charging function.

Specification: Contactless IC heat meter with automatic charging function, when users went to the management department to pay the water fee,the management department will write the heat value the users paid to the contactless IC card,then the user imput the data to the meter,the meter will open the value and supply heating automatically.When the heating used out,the meter will automatically close the value and stop supplyu the heating,avoiding charging disputes and door-to-door reading.In addition,the instrument can meet the needs of water cooled central air conditioning. Features: 1,Flowmeter measurement without mechanical gear,without magnetic sensor,abration resistance,corrosion resisitance,anti-attac. 2,Low voltage or damage,valves closed automatically and send out alarm when the tempreture sensor open circuit of short circuit,the valve will closed automatically and send the alarm. 3,When the residual heat is lower,the meter will send out the alarm. 4,The software can online ugrade. 5,Using microprocessor MSP430 which is made in TI companies of the United States,ultra-low power consumption,static powder less than 10uA 6,Special encryption algorithm,the secrecy good. 7,One user one card,and can form a complete set for E-caard system. Welcome to visit our factory! The certificates we have got: Pls do not hesitate to contact me,if you have any  needs about water meter,thanks! Miss Susan.su Tel:+86-15562988233 Skype:susan.su805