Both function of the prepaid gas meter and wireless remote reading
The prepaid & wireless remote reading gas meter has both function of the prepaid gas
meter and wireless remote reading gas meter, it can be prepaid and also supervise the
operation of the meter, it is the most advanced gas meter in the world.
The mechanical gas meters are made by the qualification professional gas meter manufacturers
Main functions:
Prepayment; left credit display; total consumption display;Valve open/close display; Lower voltage alarm, resistance the magnetism; credit overdraft and information feedback, etc.
Main parameter:
Measurement accuracy as OIML R31
Working voltage DC4.5V,DC6V;
Static electrical currentc : I10uA;
Max. working electrical currentc 150mA;
Radio communication frequency 433.916MHz
Occupay 100KHz+-50KHz
Occupy bandwidth frequency 100KH +-50KHz
Wireless communication power ≤10mW
Receiving sensition ≤-115dB
Radio communication mode FSK
Erroe between mechanical and LCD: one pulse
Working environment -20 ~50
Relative humidity 93%
Apply to LPG Natural gas and Town gas