RU98100234A - LEVEL TRANSMITTER - Google Patents
LEVEL TRANSMITTERInfo
- Publication number
- RU98100234A RU98100234A RU98100234/28A RU98100234A RU98100234A RU 98100234 A RU98100234 A RU 98100234A RU 98100234/28 A RU98100234/28 A RU 98100234/28A RU 98100234 A RU98100234 A RU 98100234A RU 98100234 A RU98100234 A RU 98100234A
- Authority
- RU
- Russia
- Prior art keywords
- level transmitter
- signal
- microwave
- microwave range
- transmitter according
- Prior art date
Links
- 230000001702 transmitter Effects 0.000 title claims 14
- 238000004886 process control Methods 0.000 claims 5
- 238000005259 measurement Methods 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 claims 2
- 239000000523 sample Substances 0.000 claims 1
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/486,649 | 1995-06-07 | ||
US08/486,649 US5672975A (en) | 1995-06-07 | 1995-06-07 | Two-wire level transmitter |
Publications (2)
Publication Number | Publication Date |
---|---|
RU98100234A true RU98100234A (en) | 1999-10-10 |
RU2166737C2 RU2166737C2 (en) | 2001-05-10 |
Family
ID=23932723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
RU98100234/28A RU2166737C2 (en) | 1995-06-07 | 1996-05-31 | Level meter and transmitter |
Country Status (10)
Country | Link |
---|---|
US (2) | US5672975A (en) |
EP (1) | EP0830574A1 (en) |
JP (1) | JP3839056B2 (en) |
CN (1) | CN1087423C (en) |
BR (1) | BR9608434A (en) |
CA (1) | CA2223151A1 (en) |
DE (1) | DE29623918U1 (en) |
MX (1) | MX9709323A (en) |
RU (1) | RU2166737C2 (en) |
WO (1) | WO1996041135A1 (en) |
Families Citing this family (63)
Publication number | Priority date | Publication date | Assignee | Title |
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DE4405238C2 (en) | 1994-02-18 | 1998-07-09 | Endress Hauser Gmbh Co | Arrangement for measuring the level in a container |
US5672975A (en) | 1995-06-07 | 1997-09-30 | Rosemount Inc. | Two-wire level transmitter |
BR9712194A (en) * | 1996-10-04 | 1999-08-31 | Fisher Controls Int | Interface between a communications network and a process control system, software program that implements an interface between a communications network and a process control system to run on a processor, manufacturing article implementing a software program interface between a communications network and a process control system to run on a processor; and, an interface adapted to be coupled between a remote communications network and a process control system. |
US6047222A (en) * | 1996-10-04 | 2000-04-04 | Fisher Controls International, Inc. | Process control network with redundant field devices and buses |
US6085589A (en) * | 1996-12-23 | 2000-07-11 | Venture Measurement Company Llc | Material level sensing system calibration |
EP0948759B1 (en) * | 1996-12-31 | 2002-08-07 | Rosemount Inc. | Device in a process system for validating a control signal from a field device |
US6014100A (en) * | 1998-02-27 | 2000-01-11 | Vega Grieshaber Kg | Two-wire RADAR sensor with intermittently operating circuitry components |
US6626038B1 (en) | 1998-06-18 | 2003-09-30 | Magnetrol International Inc. | Time domain reflectometry measurement instrument |
US6782328B2 (en) | 1999-01-21 | 2004-08-24 | Rosemount Inc. | Measurement of concentration of material in a process fluid |
US6198424B1 (en) | 1999-01-21 | 2001-03-06 | Rosemount Inc. | Multiple process product interface detection for a low power radar level transmitter |
US7542866B1 (en) * | 1999-01-21 | 2009-06-02 | Rosemount Inc. | Threshold setting for a radar level transmitter |
US6484088B1 (en) * | 1999-05-04 | 2002-11-19 | Ssi Technologies, Inc. | Fuel optimization system with improved fuel level sensor |
US6573732B1 (en) * | 1999-05-04 | 2003-06-03 | Ssi Technologies, Inc. | Dynamic range sensor and method of detecting near field echo signals |
US6320532B1 (en) | 1999-05-27 | 2001-11-20 | Rosemount Inc. | Low power radar level transmitter having reduced ground loop errors |
US6300897B1 (en) * | 1999-07-02 | 2001-10-09 | Rosemount Inc. | Stabilization in a radar level gauge |
US6310574B1 (en) | 1999-08-05 | 2001-10-30 | Vega Grieshaber Kg | Level transmitter |
US6295018B1 (en) * | 1999-09-27 | 2001-09-25 | Rosemount Inc. | Low power radar level instrument with enhanced diagnostics |
US6445192B1 (en) * | 2000-04-04 | 2002-09-03 | Rosemount Inc. | Close proximity material interface detection for a microwave level transmitter |
ATE423303T1 (en) * | 2000-05-19 | 2009-03-15 | Flowtec Ag | CONTROLLED POWER SOURCES OF TWO-WIRE MEASURING DEVICES |
DE10024959B4 (en) * | 2000-05-22 | 2014-08-21 | Endress + Hauser Gmbh + Co. Kg | Device for unidirectional or bidirectional exchange of data |
US6535161B1 (en) | 2000-11-28 | 2003-03-18 | Mcewan Technologies, Llc | Loop powered radar rangefinder |
DE10105473A1 (en) * | 2001-02-05 | 2002-10-10 | Endress & Hauser Gmbh & Co Kg | Device for measuring and / or monitoring a process variable |
DE50214072D1 (en) † | 2001-06-19 | 2010-01-21 | Flowtec Ag | VISCOSITY METER |
EP1419367A1 (en) * | 2001-08-20 | 2004-05-19 | Vega Grieshaber KG | Method and device for direct digitization of microwave signals |
DE10140821A1 (en) * | 2001-08-20 | 2003-03-06 | Grieshaber Vega Kg | Microwave level sensor has direct digitization is more accurate and cheaper than analogue units |
US6628229B1 (en) * | 2002-08-01 | 2003-09-30 | Rosemount Inc. | Stabilization of oscillators in a radar level transmitter |
US20040046572A1 (en) * | 2002-09-09 | 2004-03-11 | Champion James Robert | Determining levels of substances using multistatic probes |
WO2004048905A1 (en) * | 2002-11-22 | 2004-06-10 | Saab Marine Electronics Ab | Isolation circuit |
US6956382B2 (en) | 2002-11-22 | 2005-10-18 | Saab Rosemount Tank Radar Ab | Isolation circuit |
US6680690B1 (en) | 2003-02-28 | 2004-01-20 | Saab Marine Electronics Ab | Power efficiency circuit |
EP1562051B1 (en) * | 2004-02-04 | 2012-08-29 | VEGA Grieshaber KG | Method for determining a level of material with a two-wire radar sensor |
US20060001567A1 (en) * | 2004-07-01 | 2006-01-05 | Valter Nilsson | Sensor with improved voltage protection |
DE102004039518A1 (en) * | 2004-08-14 | 2006-02-23 | Wabco Gmbh & Co.Ohg | Sensor with two electrical connections |
ES2299815T3 (en) * | 2004-11-15 | 2008-06-01 | S.I.E.M. S.R.L. | LEVEL SENSOR THAT EXTRACTS ITS OPERATING ENERGY FROM AN INDICATION INSTRUMENT. |
US7372397B2 (en) * | 2005-06-03 | 2008-05-13 | Rosemount Tank Radar Ab | Energy storage in a radar level gauge |
US7835295B2 (en) * | 2005-07-19 | 2010-11-16 | Rosemount Inc. | Interface module with power over Ethernet function |
US7671309B2 (en) * | 2005-09-09 | 2010-03-02 | Btu International, Inc. | Microwave combustion system for internal combustion engines |
US7498974B2 (en) * | 2006-09-21 | 2009-03-03 | Rosemount Tank Radar Ab | Radar level gauge with a galvanically isolated interface |
US7823446B2 (en) * | 2006-11-06 | 2010-11-02 | Rosemount Tank Radar Ab | Pulsed radar level gauging with relative phase detection |
DE102007021099A1 (en) | 2007-05-03 | 2008-11-13 | Endress + Hauser (Deutschland) Ag + Co. Kg | Method for commissioning and / or reconfiguring a programmable field meter |
DE102007058608A1 (en) | 2007-12-04 | 2009-06-10 | Endress + Hauser Flowtec Ag | Electric device |
DE102008022373A1 (en) | 2008-05-06 | 2009-11-12 | Endress + Hauser Flowtec Ag | Measuring device and method for monitoring a measuring device |
CN102859852B (en) | 2010-04-19 | 2015-11-25 | 恩德斯+豪斯流量技术股份有限公司 | The drive circuit of measurement translator and the measuring system formed by this drive circuit |
DE202010006553U1 (en) | 2010-05-06 | 2011-10-05 | Endress + Hauser Flowtec Ag | Electronic measuring device with an optocoupler |
DE102010030924A1 (en) | 2010-06-21 | 2011-12-22 | Endress + Hauser Flowtec Ag | Electronics housing for an electronic device or device formed therewith |
DE102011076838A1 (en) | 2011-05-31 | 2012-12-06 | Endress + Hauser Flowtec Ag | Meter electronics for a meter device and meter device formed thereby |
US8872696B2 (en) * | 2011-09-21 | 2014-10-28 | Rosemount Tank Radar Ab | Intermittent surface measurement |
US8915134B2 (en) | 2011-10-04 | 2014-12-23 | Dresser, Inc. | Instrument fault indication apparatus |
KR101274189B1 (en) * | 2011-10-25 | 2013-06-17 | 주식회사 파나시아 | A Radar Level Gauge System improving antenna connection structure |
CN103282752B (en) * | 2011-12-22 | 2017-02-22 | 罗斯蒙特公司 | Two-wire process variable indicator with microencapsulated electrophoretic display |
DE102011089941A1 (en) * | 2011-12-27 | 2013-06-27 | Endress + Hauser Gmbh + Co. Kg | Device for determining and / or monitoring a limit value of a process variable |
DE102013100799A1 (en) | 2012-12-21 | 2014-06-26 | Endress + Hauser Flowtec Ag | Converter circuit with a current interface and measuring device with such a converter circuit |
DE102013202264A1 (en) * | 2013-02-12 | 2014-08-14 | Robert Bosch Gmbh | Device and method for operating an electrical unit |
US9291443B2 (en) * | 2013-03-07 | 2016-03-22 | Rosemount Tank Radar Ab | FMCW radar level gauge with lock state control |
EP2997723A4 (en) * | 2013-05-17 | 2017-03-29 | Fybr | Distributed remote sensing system component interface |
US10565878B2 (en) | 2013-05-17 | 2020-02-18 | fybr | Distributed remote sensing system gateway |
DE102013109096A1 (en) | 2013-08-22 | 2015-02-26 | Endress + Hauser Flowtec Ag | Tamper-proof electronic device |
US9395229B2 (en) * | 2014-03-05 | 2016-07-19 | Rosemount Tank Radar Ab | Low power radar level gauge system with integrated microwave circuit |
DE102014108107A1 (en) | 2014-06-10 | 2015-12-17 | Endress + Hauser Flowtec Ag | Coil arrangement and thus formed electromechanical switch or transmitter |
WO2017208045A1 (en) * | 2016-05-31 | 2017-12-07 | Abb Schweiz Ag | Loop powered distance transmitter |
DE102016114860A1 (en) | 2016-08-10 | 2018-02-15 | Endress + Hauser Flowtec Ag | Driver circuit and thus formed converter electronics or thus formed measuring system |
US10480985B2 (en) * | 2017-09-29 | 2019-11-19 | Rosemount Tank Radar Ab | Explosion proof radar level gauge |
DE102022119145A1 (en) | 2022-07-29 | 2024-02-01 | Endress+Hauser Flowtec Ag | Connection circuit for a field device and field device |
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US5847567A (en) | 1994-09-30 | 1998-12-08 | Rosemount Inc. | Microwave level gauge with remote transducer |
US5609059A (en) | 1994-12-19 | 1997-03-11 | The Regents Of The University Of California | Electronic multi-purpose material level sensor |
US5672975A (en) * | 1995-06-07 | 1997-09-30 | Rosemount Inc. | Two-wire level transmitter |
US6014100A (en) | 1998-02-27 | 2000-01-11 | Vega Grieshaber Kg | Two-wire RADAR sensor with intermittently operating circuitry components |
-
1995
- 1995-06-07 US US08/486,649 patent/US5672975A/en not_active Expired - Lifetime
-
1996
- 1996-05-31 CA CA002223151A patent/CA2223151A1/en not_active Abandoned
- 1996-05-31 RU RU98100234/28A patent/RU2166737C2/en not_active IP Right Cessation
- 1996-05-31 EP EP96916838A patent/EP0830574A1/en not_active Ceased
- 1996-05-31 MX MX9709323A patent/MX9709323A/en unknown
- 1996-05-31 JP JP50088897A patent/JP3839056B2/en not_active Expired - Lifetime
- 1996-05-31 WO PCT/US1996/008135 patent/WO1996041135A1/en not_active Application Discontinuation
- 1996-05-31 CN CN96194475.7A patent/CN1087423C/en not_active Expired - Lifetime
- 1996-05-31 DE DE29623918U patent/DE29623918U1/en not_active Expired - Lifetime
- 1996-05-31 BR BR9608434A patent/BR9608434A/en unknown
-
1999
- 1999-10-12 US US09/416,358 patent/US6373261B1/en not_active Expired - Lifetime
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