тепловой массовый расходомер газа (массовый расходомер; поток

thermal mass gas flow meter(mass flowmeter; gas flowmeter).XWQ series thermal mass flow meter was designed and produced based on America tech and our own Patent (patent No.: 98224228.X) , and get the certification of explosion-proof (No.GYB98463),Our product also pass country standard (JJG879-95). XWQ flow meter direct mass flow measurement without the need for pressure or temperature correction and it become the most popular flow meter from all over the world..typeXWQ-1 in-line type thermal mass flow meterXWQ-2 insertion type thermal mass flow metermediumgasexcept for acetyleneaccuracy±0.5%,±1%applicationIron, steel, chemicals, petroleum, metallurgy, paper, food, urban drainage and other industriesdiameterD25mm300mm.D40mm2000mmflow velocity0.160m/s,if flow velocity>60m/s, choose bigger transmitterrange of pressure<2.5MpaGMAX<20MpaGenvironmentT=4050,humidity 5%90%,medium temperature-40120signal output420mA,<=500Ω,RS485,HARTcommunicatotprotect classIP65IP68othersProtect class :DiiCT3, RS232C& HQBUS,alarm,range ability 1120remarkDirect mass flow measurement without the need for pressure or .temperature correction ,16 points non-linear function.