In order to meet the requirements of charging and measuring, the large-flow industrial intelligent gas-meters are developed. The products have two series as following:

Large-flow turbine type intelligent  gas-meter：TQ-6G6~TQ-6G100，7 types

Large-flow involucra type  intelligent  gas-meter:TQ-7DN25~TQ-7DN100，5 types

Technical features

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

Working pressure：0.5~20kPa，     Measuring grade：B or 1.5 class

Measuring range：0.06~750m³/h，   Voltage：4.5V, 

Working current value：<30 mA，   Quiescent current value <50μA，

Average cell lifespan：10 months.