Mass flowmeter
申请公布号:US2004226360(A1)
申请号:US20040843412
申请日期:2004.05.12
申请公布日期:2004.11.18
发明人:LOTTERS JOOST CONRAD
分类号:G01F1/68;G01F1/684;G01F1/699;(IPC1-7):G21K1/12
主分类号:G01F1/68
摘要:The invention relates to a flowmeter of the thermal type with a single flow sensor which is connected to control and temperature measuring means for measuring in a first measuring range by a first measuring method and in a second measuring range by a second measuring method. Detection means detect the measuring method to be selected on the basis of a flow measurement, and control means control the flow sensor in accordance with the selected measuring method.
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