Intelligent card i.e IC gas-meter is a involucra type volumeter controlled by microcomputer. It is suitable for coal gas, natural gas, LGP and flammable gas. Also the management system of gas selling is supplied.

Integral gas meter: TQ-1J1.6 series，TQ-1J2.5 series，TQ-1J4 series

Seperated gas meter : TQ-2J2.5 series

technical features

 Temperature：-5~+50℃，         Relative humidity：5%~95%，

Working pressure：3kPa，         Measuring grade：B

Measuring range：0.016~6m³/h，   Pressure lost：<250kPa，

Voltage：6V,                      Working current value：<30 mA，

Quiescent current value <30μA，   Average cell lifespan：10 months。