... meter with good quality and tech advanced testing equipment easy to operat and instanl quick delivery tern micro flow meter, ... , mass, volumetric, vane-wheel, by-pass, orifice, differential pressure, mechanical flow meter. It was widely used in fields of gas, natural ... 100 (gas)1:15(steam)Compensation typeTemperature compensation; pressure compensationRepeatability0.1%~0.08%Power supplyBuilt-in 3.6V ...