HK1051399A1 - System for preventing tampering with a signal conditioner remote from a host system. - Google Patents

System for preventing tampering with a signal conditioner remote from a host system.

Info

Publication number
HK1051399A1
HK1051399A1 HK03103568A HK03103568A HK1051399A1 HK 1051399 A1 HK1051399 A1 HK 1051399A1 HK 03103568 A HK03103568 A HK 03103568A HK 03103568 A HK03103568 A HK 03103568A HK 1051399 A1 HK1051399 A1 HK 1051399A1
Authority
HK
Hong Kong
Prior art keywords
signal conditioner
conditioner remote
preventing tampering
host system
host
Prior art date
Application number
HK03103568A
Other languages
English (en)
Inventor
Allan L Samson
Michael Keilty
Original Assignee
Micro Motion Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Micro Motion Inc filed Critical Micro Motion Inc
Publication of HK1051399A1 publication Critical patent/HK1051399A1/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78Direct mass flowmeters
    • G01F1/80Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84Coriolis or gyroscopic mass flowmeters
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/02Compensating or correcting for variations in pressure, density or temperature
    • G01F15/022Compensating or correcting for variations in pressure, density or temperature using electrical means
    • G01F15/024Compensating or correcting for variations in pressure, density or temperature using electrical means involving digital counting
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78Direct mass flowmeters
    • G01F1/80Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84Coriolis or gyroscopic mass flowmeters
    • G01F1/8409Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8413Coriolis or gyroscopic mass flowmeters constructional details means for influencing the flowmeter's motional or vibrational behaviour, e.g., conduit support or fixing means, or conduit attachments
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78Direct mass flowmeters
    • G01F1/80Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84Coriolis or gyroscopic mass flowmeters
    • G01F1/8409Coriolis or gyroscopic mass flowmeters constructional details
    • G01F1/8436Coriolis or gyroscopic mass flowmeters constructional details signal processing
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01FMEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/76Devices for measuring mass flow of a fluid or a fluent solid material
    • G01F1/78Direct mass flowmeters
    • G01F1/80Direct mass flowmeters operating by measuring pressure, force, momentum, or frequency of a fluid flow to which a rotational movement has been imparted
    • G01F1/84Coriolis or gyroscopic mass flowmeters
    • G01F1/845Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits
    • G01F1/8468Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits
    • G01F1/8472Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane
    • G01F1/8477Coriolis or gyroscopic mass flowmeters arrangements of measuring means, e.g., of measuring conduits vibrating measuring conduits having curved measuring conduits, i.e. whereby the measuring conduits' curved center line lies within a plane with multiple measuring conduits

Landscapes

  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Measuring Volume Flow (AREA)
  • Air Conditioning Control Device (AREA)
  • Storage Device Security (AREA)
HK03103568A 2000-01-24 2003-05-20 System for preventing tampering with a signal conditioner remote from a host system. HK1051399A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48986400A 2000-01-24 2000-01-24
PCT/US2001/000048 WO2001053781A1 (en) 2000-01-24 2001-01-02 System for preventing tampering with a signal conditioner remote from a host system

Publications (1)

Publication Number Publication Date
HK1051399A1 true HK1051399A1 (en) 2003-08-01

Family

ID=23945579

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03103568A HK1051399A1 (en) 2000-01-24 2003-05-20 System for preventing tampering with a signal conditioner remote from a host system.

Country Status (13)

Country Link
US (1) US7774624B2 (es)
EP (1) EP1250571B1 (es)
JP (2) JP4921670B2 (es)
KR (1) KR100554205B1 (es)
CN (1) CN1194209C (es)
AR (1) AR027272A1 (es)
AU (1) AU2001227537A1 (es)
BR (1) BR0107775B1 (es)
CA (1) CA2395643C (es)
HK (1) HK1051399A1 (es)
MX (1) MXPA02006775A (es)
RU (1) RU2264603C2 (es)
WO (1) WO2001053781A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1709402B1 (en) 2003-12-10 2019-07-31 Micro Motion, Inc. Flow meter type identification
US20130254896A1 (en) * 2012-03-23 2013-09-26 Infineon Technologies Austria Ag Method to Detect Tampering of Data
JP6934762B2 (ja) * 2017-07-04 2021-09-15 株式会社ソラコム 機器をリモートで管理するための装置、方法及びそのためのプログラム
DE102020128499A1 (de) * 2020-10-29 2022-05-05 Endress+Hauser Flowtec Ag Verfahren zum Verbessern des Betriebs eines Custody-Transfer Systems
WO2023239355A1 (en) * 2022-06-07 2023-12-14 Micro Motion, Inc. Coriolis flowmeter with compensation for an external magnetic field
WO2023239353A1 (en) * 2022-06-07 2023-12-14 Micro Motion, Inc. Coriolis flowmeter with detection of an external magnetic field

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1106636A (en) * 1977-07-25 1981-08-11 James E. Smith Method and structure for flow measurement
US4187721A (en) * 1977-07-25 1980-02-12 S & F Associates Method and structure for flow measurement
US4388690A (en) * 1979-10-11 1983-06-14 Ael Microtel Limited Automatic meter reading transponder
US4549168A (en) * 1983-10-06 1985-10-22 Ryszard Sieradzki Remote station monitoring system
US4911006A (en) * 1986-10-03 1990-03-27 Micro Motion Incorporated Custody transfer meter
EP0324783B1 (en) * 1986-10-03 1995-06-14 Micro Motion Incorporated Custody transfer meter
US4893248A (en) * 1987-02-06 1990-01-09 Access Corporation Monitoring and reporting system for remote terminals
US4934196A (en) * 1989-06-02 1990-06-19 Micro Motion, Inc. Coriolis mass flow rate meter having a substantially increased noise immunity
US4996871A (en) * 1989-06-02 1991-03-05 Micro Motion, Inc. Coriolis densimeter having substantially increased noise immunity
JP2642534B2 (ja) * 1991-05-09 1997-08-20 三菱電機株式会社 自動検針方式
GB9208704D0 (en) * 1992-04-22 1992-06-10 Foxboro Ltd Improvements in and relating to sensor units
US5617084A (en) * 1993-09-10 1997-04-01 Sears; Lawrence M. Apparatus for communicating utility usage-related information from a utility usage location to a utility usage registering device
US5805711A (en) * 1993-12-21 1998-09-08 Francotyp-Postalia Ag & Co. Method of improving the security of postage meter machines
FR2715491B1 (fr) * 1994-01-25 1996-04-12 Claude Ricard Procédé et dispositif pour éviter les fraudes sur un taxi équipé d'un taximètre ou sur un camion équipé d'un chronotachygraphe.
US5594180A (en) * 1994-08-12 1997-01-14 Micro Motion, Inc. Method and apparatus for fault detection and correction in Coriolis effect mass flowmeters
JP3317058B2 (ja) * 1994-12-14 2002-08-19 松下電器産業株式会社 設備機器
US5491791A (en) * 1995-01-13 1996-02-13 International Business Machines Corporation System and method for remote workstation monitoring within a distributed computing environment
US5832503A (en) * 1995-02-24 1998-11-03 Cabletron Systems, Inc. Method and apparatus for configuration management in communications networks
JPH08258898A (ja) * 1995-03-23 1996-10-08 Tatsuno Co Ltd 計量装置
US6026293A (en) * 1996-09-05 2000-02-15 Ericsson Inc. System for preventing electronic memory tampering
US5926463A (en) * 1997-10-06 1999-07-20 3Com Corporation Method and apparatus for viewing and managing a configuration of a computer network

Also Published As

Publication number Publication date
JP2003520953A (ja) 2003-07-08
MXPA02006775A (es) 2003-01-28
KR20020074196A (ko) 2002-09-28
JP4850957B2 (ja) 2012-01-11
RU2264603C2 (ru) 2005-11-20
EP1250571A1 (en) 2002-10-23
US20090105968A1 (en) 2009-04-23
AR027272A1 (es) 2003-03-19
US7774624B2 (en) 2010-08-10
BR0107775B1 (pt) 2013-06-25
JP2010151833A (ja) 2010-07-08
RU2002122764A (ru) 2004-03-20
JP4921670B2 (ja) 2012-04-25
CA2395643C (en) 2010-03-16
CN1395679A (zh) 2003-02-05
EP1250571B1 (en) 2015-05-27
WO2001053781A1 (en) 2001-07-26
BR0107775A (pt) 2002-10-22
KR100554205B1 (ko) 2006-02-22
CN1194209C (zh) 2005-03-23
AU2001227537A1 (en) 2001-07-31
CA2395643A1 (en) 2001-07-26

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Legal Events

Date Code Title Description
PE Patent expired

Effective date: 20210101