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公开(公告)号:WO1998013806A1
公开(公告)日:1998-04-02
申请号:PCT/US1997016465
申请日:1997-09-17
Applicant: ROSEMOUNT INC.
Inventor: ROSEMOUNT INC. , ANDERSON, Stephen, D. , JOHNSON, Theodore, L. , JUNK, Brian, S. , ORMAN, Michael, A. , SCHNAARE, Theodore, H. , TETZLAFF, David, E.
IPC: G08C19/02
CPC classification number: H02M7/219 , G08C19/02 , Y10T307/858 , Y10T307/865
Abstract: A field instrument (10) includes an input circuit (26) having a transistor bridge rectifier (Q1, Q2, Q3, Q4) which is couplable to a power supply. The transistor bridge rectifier (Q1, Q2, Q3, Q4) is configured to provide power from the power supply to a remainder of the field instrument (10).
Abstract translation: 现场仪器(10)包括具有可与电源耦合的晶体管桥式整流器(Q1,Q2,Q3,Q4)的输入电路(26)。 晶体管桥式整流器(Q1,Q2,Q3,Q4)被配置为从电源向现场仪器(10)的其余部分提供电力。
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公开(公告)号:EP0870288A1
公开(公告)日:1998-10-14
申请号:EP97941662.0
申请日:1997-09-17
Applicant: ROSEMOUNT INC.
Inventor: ANDERSON, Stephen, D. , JOHNSON, Theodore, L. , JUNK, Brian, S. , ORMAN, Michael, A. , SCHNAARE, Theodore, H. , TETZLAFF, David, E.
CPC classification number: H02M7/219 , G08C19/02 , Y10T307/858 , Y10T307/865
Abstract: A field instrument (10) includes an input circuit (26) having a transistor bridge rectifier (Q1, Q2, Q3, Q4) which is couplable to a power supply. The transistor bridge rectifier (Q1, Q2, Q3, Q4) is configured to provide power from the power supply to a remainder of the field instrument (10).
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公开(公告)号:EP0870288B1
公开(公告)日:2003-05-02
申请号:EP97941662.5
申请日:1997-09-17
Applicant: ROSEMOUNT INC.
Inventor: ANDERSON, Stephen, D. , JOHNSON, Theodore, L. , JUNK, Brian, S. , ORMAN, Michael, A. , SCHNAARE, Theodore, H. , TETZLAFF, David, E.
CPC classification number: H02M7/219 , G08C19/02 , Y10T307/858 , Y10T307/865
Abstract: A field instrument (10) includes an input circuit (26) having a transistor bridge rectifier (Q1, Q2, Q3, Q4) which is couplable to a power supply. The transistor bridge rectifier (Q1, Q2, Q3, Q4) is configured to provide power from the power supply to a remainder of the field instrument (10).
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