FR2302514A1 - Procede et dispositif pour l'essai de thermocouples - Google Patents
Procede et dispositif pour l'essai de thermocouplesInfo
- Publication number
- FR2302514A1 FR2302514A1 FR7605001A FR7605001A FR2302514A1 FR 2302514 A1 FR2302514 A1 FR 2302514A1 FR 7605001 A FR7605001 A FR 7605001A FR 7605001 A FR7605001 A FR 7605001A FR 2302514 A1 FR2302514 A1 FR 2302514A1
- Authority
- FR
- France
- Prior art keywords
- thermocouples
- testing
- testing thermocouples
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K15/00—Testing or calibrating of thermometers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
- G01K7/026—Arrangements for signalling failure or disconnection of thermocouples
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB836975A GB1534280A (en) | 1975-02-28 | 1975-02-28 | Method and apparatus for testing thermocouples |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2302514A1 true FR2302514A1 (fr) | 1976-09-24 |
FR2302514B1 FR2302514B1 (enrdf_load_stackoverflow) | 1978-08-18 |
Family
ID=9851219
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7605001A Granted FR2302514A1 (fr) | 1975-02-28 | 1976-02-24 | Procede et dispositif pour l'essai de thermocouples |
Country Status (3)
Country | Link |
---|---|
DE (1) | DE2603797A1 (enrdf_load_stackoverflow) |
FR (1) | FR2302514A1 (enrdf_load_stackoverflow) |
GB (1) | GB1534280A (enrdf_load_stackoverflow) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996011389A1 (en) * | 1994-10-08 | 1996-04-18 | Honeywell S.A. | Transmitter sensor |
RU2129708C1 (ru) * | 1997-06-30 | 1999-04-27 | Смелов Валерий Евгеньевич | Способ проверки соответствия сигналов термоэлектрических преобразователей действительным значениям температуры |
WO2001023852A1 (en) * | 1999-09-24 | 2001-04-05 | Rosemount Inc. | Two-wire fluid temperature transmitter with thermocouple diagnostics |
US6859755B2 (en) | 2001-05-14 | 2005-02-22 | Rosemount Inc. | Diagnostics for industrial process control and measurement systems |
US9207129B2 (en) | 2012-09-27 | 2015-12-08 | Rosemount Inc. | Process variable transmitter with EMF detection and correction |
US9634858B2 (en) | 2005-07-20 | 2017-04-25 | Rosemount Inc. | Field device with power over Ethernet |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3145333C2 (de) * | 1981-11-14 | 1987-05-07 | Brown, Boveri & Cie Ag, 6800 Mannheim | Verfahren zum Prüfen von Temperaturfühlern |
US4590472A (en) * | 1982-12-01 | 1986-05-20 | General Electric Company | Analog signal conditioner for thermal coupled signals |
US7623932B2 (en) | 1996-03-28 | 2009-11-24 | Fisher-Rosemount Systems, Inc. | Rule set for root cause diagnostics |
US6907383B2 (en) | 1996-03-28 | 2005-06-14 | Rosemount Inc. | Flow diagnostic system |
US7254518B2 (en) | 1996-03-28 | 2007-08-07 | Rosemount Inc. | Pressure transmitter with diagnostics |
US7085610B2 (en) | 1996-03-28 | 2006-08-01 | Fisher-Rosemount Systems, Inc. | Root cause diagnostics |
US7630861B2 (en) | 1996-03-28 | 2009-12-08 | Rosemount Inc. | Dedicated process diagnostic device |
US7949495B2 (en) | 1996-03-28 | 2011-05-24 | Rosemount, Inc. | Process variable transmitter with diagnostics |
US8290721B2 (en) | 1996-03-28 | 2012-10-16 | Rosemount Inc. | Flow measurement diagnostics |
US6654697B1 (en) | 1996-03-28 | 2003-11-25 | Rosemount Inc. | Flow measurement with diagnostics |
US6539267B1 (en) | 1996-03-28 | 2003-03-25 | Rosemount Inc. | Device in a process system for determining statistical parameter |
US6017143A (en) | 1996-03-28 | 2000-01-25 | Rosemount Inc. | Device in a process system for detecting events |
US6434504B1 (en) | 1996-11-07 | 2002-08-13 | Rosemount Inc. | Resistance based process control device diagnostics |
US6449574B1 (en) | 1996-11-07 | 2002-09-10 | Micro Motion, Inc. | Resistance based process control device diagnostics |
US6601005B1 (en) | 1996-11-07 | 2003-07-29 | Rosemount Inc. | Process device diagnostics using process variable sensor signal |
US6754601B1 (en) | 1996-11-07 | 2004-06-22 | Rosemount Inc. | Diagnostics for resistive elements of process devices |
US6519546B1 (en) | 1996-11-07 | 2003-02-11 | Rosemount Inc. | Auto correcting temperature transmitter with resistance based sensor |
CN1177266C (zh) | 1997-10-13 | 2004-11-24 | 罗斯蒙德公司 | 工业过程中现场的过程设备及其形成方法 |
US6611775B1 (en) | 1998-12-10 | 2003-08-26 | Rosemount Inc. | Electrode leakage diagnostics in a magnetic flow meter |
US6615149B1 (en) | 1998-12-10 | 2003-09-02 | Rosemount Inc. | Spectral diagnostics in a magnetic flow meter |
US6356191B1 (en) | 1999-06-17 | 2002-03-12 | Rosemount Inc. | Error compensation for a process fluid temperature transmitter |
US7010459B2 (en) | 1999-06-25 | 2006-03-07 | Rosemount Inc. | Process device diagnostics using process variable sensor signal |
JP4824234B2 (ja) | 1999-07-01 | 2011-11-30 | ローズマウント インコーポレイテッド | 2線式温度送信機およびプロセス温度測定方法 |
US6505517B1 (en) | 1999-07-23 | 2003-01-14 | Rosemount Inc. | High accuracy signal processing for magnetic flowmeter |
US6701274B1 (en) | 1999-08-27 | 2004-03-02 | Rosemount Inc. | Prediction of error magnitude in a pressure transmitter |
US6735484B1 (en) | 2000-09-20 | 2004-05-11 | Fargo Electronics, Inc. | Printer with a process diagnostics system for detecting events |
US6970003B2 (en) | 2001-03-05 | 2005-11-29 | Rosemount Inc. | Electronics board life prediction of microprocessor-based transmitters |
US6629059B2 (en) | 2001-05-14 | 2003-09-30 | Fisher-Rosemount Systems, Inc. | Hand held diagnostic and communication device with automatic bus detection |
US6772036B2 (en) | 2001-08-30 | 2004-08-03 | Fisher-Rosemount Systems, Inc. | Control system using process model |
WO2005010522A2 (en) | 2003-07-18 | 2005-02-03 | Rosemount Inc. | Process diagnostics |
US7018800B2 (en) | 2003-08-07 | 2006-03-28 | Rosemount Inc. | Process device with quiescent current diagnostics |
US7627441B2 (en) | 2003-09-30 | 2009-12-01 | Rosemount Inc. | Process device with vibration based diagnostics |
US7523667B2 (en) | 2003-12-23 | 2009-04-28 | Rosemount Inc. | Diagnostics of impulse piping in an industrial process |
US6920799B1 (en) | 2004-04-15 | 2005-07-26 | Rosemount Inc. | Magnetic flow meter with reference electrode |
US7046180B2 (en) | 2004-04-21 | 2006-05-16 | Rosemount Inc. | Analog-to-digital converter with range error detection |
RU2274838C1 (ru) * | 2004-10-27 | 2006-04-20 | Общество с ограниченной ответственностью "Производственная компания "ТЕСЕЙ" | Устройство для проверки качества соединения электродов в рабочем спае термоэлектрического преобразователя |
US8112565B2 (en) | 2005-06-08 | 2012-02-07 | Fisher-Rosemount Systems, Inc. | Multi-protocol field device interface with automatic bus detection |
US7835295B2 (en) | 2005-07-19 | 2010-11-16 | Rosemount Inc. | Interface module with power over Ethernet function |
US20070068225A1 (en) | 2005-09-29 | 2007-03-29 | Brown Gregory C | Leak detector for process valve |
US7953501B2 (en) | 2006-09-25 | 2011-05-31 | Fisher-Rosemount Systems, Inc. | Industrial process control loop monitor |
US8788070B2 (en) | 2006-09-26 | 2014-07-22 | Rosemount Inc. | Automatic field device service adviser |
CN101517377B (zh) | 2006-09-29 | 2012-05-09 | 罗斯蒙德公司 | 带有校验的磁流量计 |
US7321846B1 (en) | 2006-10-05 | 2008-01-22 | Rosemount Inc. | Two-wire process control loop diagnostics |
US8898036B2 (en) | 2007-08-06 | 2014-11-25 | Rosemount Inc. | Process variable transmitter with acceleration sensor |
US7590511B2 (en) | 2007-09-25 | 2009-09-15 | Rosemount Inc. | Field device for digital process control loop diagnostics |
DE102008055697B4 (de) * | 2008-06-05 | 2017-12-21 | Continental Teves Ag & Co. Ohg | Elektronische Temperaturmessschaltung |
US7921734B2 (en) | 2009-05-12 | 2011-04-12 | Rosemount Inc. | System to detect poor process ground connections |
US9207670B2 (en) | 2011-03-21 | 2015-12-08 | Rosemount Inc. | Degrading sensor detection implemented within a transmitter |
JP5783831B2 (ja) * | 2011-07-25 | 2015-09-24 | 株式会社東芝 | 熱電対の異常検知システムおよびその方法 |
US9052240B2 (en) | 2012-06-29 | 2015-06-09 | Rosemount Inc. | Industrial process temperature transmitter with sensor stress diagnostics |
US9602122B2 (en) | 2012-09-28 | 2017-03-21 | Rosemount Inc. | Process variable measurement noise diagnostic |
GB2507093A (en) * | 2012-10-18 | 2014-04-23 | Melexis Technologies Nv | Method and circuit for measuring the electrical resistance of a thermocouple |
US20150276498A1 (en) * | 2014-03-27 | 2015-10-01 | Rockwell Automation Technologies, Inc. | Thermocouple module with wire resistance compensation |
-
1975
- 1975-02-28 GB GB836975A patent/GB1534280A/en not_active Expired
-
1976
- 1976-02-02 DE DE19762603797 patent/DE2603797A1/de not_active Withdrawn
- 1976-02-24 FR FR7605001A patent/FR2302514A1/fr active Granted
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996011389A1 (en) * | 1994-10-08 | 1996-04-18 | Honeywell S.A. | Transmitter sensor |
WO1996011390A1 (en) * | 1994-10-08 | 1996-04-18 | Honeywell S.A. | Transmitter sensor |
RU2129708C1 (ru) * | 1997-06-30 | 1999-04-27 | Смелов Валерий Евгеньевич | Способ проверки соответствия сигналов термоэлектрических преобразователей действительным значениям температуры |
WO2001023852A1 (en) * | 1999-09-24 | 2001-04-05 | Rosemount Inc. | Two-wire fluid temperature transmitter with thermocouple diagnostics |
US6859755B2 (en) | 2001-05-14 | 2005-02-22 | Rosemount Inc. | Diagnostics for industrial process control and measurement systems |
US9634858B2 (en) | 2005-07-20 | 2017-04-25 | Rosemount Inc. | Field device with power over Ethernet |
US9207129B2 (en) | 2012-09-27 | 2015-12-08 | Rosemount Inc. | Process variable transmitter with EMF detection and correction |
Also Published As
Publication number | Publication date |
---|---|
GB1534280A (en) | 1978-11-29 |
FR2302514B1 (enrdf_load_stackoverflow) | 1978-08-18 |
DE2603797A1 (de) | 1976-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |