发明名称 INDUSTRIAL FIELD DEVICE WITH AUTOMATIC INDICATION OF SOLIDS
摘要 An industrial field device (10, 30, 40) provides information indicative of a process variable. The field device (10, 30, 40), includes a controller (24), communication circuitry (20, 34), a process variable sensor (28) and measurement circuitry (26). The communication circuitry (20, 34) is coupled to the controller (24). The process variable sensor (28) has an electrical characteristic that changes based on a variable of a process fluid. The measurement circuitry (26) is coupled to the process variable sensor (28) and coupled to the controller (24). The controller (24) is configured to generate communication via the communication circuitry (20, 34) relative to the process variable, and to provide an indication of sand flow or other solids in the fluid.
申请公布号 WO2007024763(A2) 申请公布日期 2007.03.01
申请号 WO2006US32553 申请日期 2006.08.21
申请人 ROSEMOUNT INC.;WEHRS, DAVID;KARSCHNIA, ROBERT, J.;ERYUREK, EVREN 发明人 WEHRS, DAVID;KARSCHNIA, ROBERT, J.;ERYUREK, EVREN
分类号 G01N33/28;G01F1/74;G01N15/06;G01N29/04 主分类号 G01N33/28
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