... , DN250, DN300, DN350, DN400, DN450, DN500; Applicability: gas (air, oxygen, nitrogen, coal gas, natural gas, chemical gas and so on), liquid (water, high temperature ... (m3/h, kg/h, t/h), conversion accuracy ±0.1%; integrated flux 9 bit display (m3, kg, t), conversion accuracy ±0 ... °C; Field LCD display: -25°C—+55°C;Material of meter body: 1Cr18Ni9Ti (other materials supplied by agreement). Vortex flow ...