prepaid IC card gas meter 

Features:

1, double display;2, Aluminum case or steel case;3, Application: natural gas, liquid petroleum gas and coal;

4, One card one gas, prepaid function.

Technical data:

Nominal flow-rate:1.6M3/H, 2.5M3/H, 4M3/H.

Measuring accuracy: B degree

Operating ambient temprature: -10degree ~ 50 degree

Max working pressure: 10kPa

Pressure losing:<200Pa

Display distinguishability:0.01M3

Meter design life:>=15 year

Standard: GB/T6968-1977<Diaphragm gas meter...

prepaid IC card gas meter