CA1076229A - Two-wire transmitter with totalizing counter - Google Patents
Two-wire transmitter with totalizing counterInfo
- Publication number
- CA1076229A CA1076229A CA285,576A CA285576A CA1076229A CA 1076229 A CA1076229 A CA 1076229A CA 285576 A CA285576 A CA 285576A CA 1076229 A CA1076229 A CA 1076229A
- Authority
- CA
- Canada
- Prior art keywords
- transmitter
- current
- meter
- make
- variable
- 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.)
- Expired
Links
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000003213 activating effect Effects 0.000 claims 1
- 230000001702 transmitter Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000004886 process control Methods 0.000 description 2
- JRAVCFJEITZUQS-UHFFFAOYSA-N 1,3-dimethyl-7-(2-methylsulfanylethyl)purine-2,6-dione Chemical compound CN1C(=O)N(C)C(=O)C2=C1N=CN2CCSC JRAVCFJEITZUQS-UHFFFAOYSA-N 0.000 description 1
- PCLIRWBVOVZTOK-UHFFFAOYSA-M 2-(1-methylpyrrolidin-1-ium-1-yl)ethyl 2-hydroxy-2,2-diphenylacetate;iodide Chemical compound [I-].C=1C=CC=CC=1C(O)(C=1C=CC=CC=1)C(=O)OCC[N+]1(C)CCCC1 PCLIRWBVOVZTOK-UHFFFAOYSA-M 0.000 description 1
- 238000012369 In process control Methods 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000010965 in-process control Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details 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
- G01F15/06—Indicating or recording devices
- G01F15/068—Indicating or recording devices with electrical means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/729,778 US4084155A (en) | 1976-10-05 | 1976-10-05 | Two-wire transmitter with totalizing counter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1076229A true CA1076229A (en) | 1980-04-22 |
Family
ID=24932585
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA285,576A Expired CA1076229A (en) | 1976-10-05 | 1977-08-26 | Two-wire transmitter with totalizing counter |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4084155A (enExample) |
| JP (1) | JPS596434B2 (enExample) |
| CA (1) | CA1076229A (enExample) |
| DE (1) | DE2739438A1 (enExample) |
| FR (1) | FR2405597B3 (enExample) |
| GB (1) | GB1580703A (enExample) |
Families Citing this family (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4158765A (en) * | 1977-11-08 | 1979-06-19 | Fischer & Porter Co. | Totalizer for two-wire transmitter |
| US4348673A (en) * | 1978-10-13 | 1982-09-07 | The Foxboro Company | Instrumentation system with electric signal transmitter |
| DE2901516C2 (de) * | 1979-01-16 | 1985-01-24 | VEGA Grieshaber GmbH & Co, 7620 Wolfach | Anordnung zur Erzeugung eines einer Kapazität proportionalen Signals |
| US4429582A (en) | 1981-12-10 | 1984-02-07 | The Babcock & Wilcox Company | Vortex shedding flowmeter circuit with analog and pulse output signal |
| US4811193A (en) * | 1983-05-04 | 1989-03-07 | Fmc Corporation | Variable frequency controller |
| US4809558A (en) * | 1987-02-27 | 1989-03-07 | Itt Corporation | Method and apparatus for use with vortex flowmeters |
| JP2765881B2 (ja) * | 1988-11-09 | 1998-06-18 | 三菱電機株式会社 | 内燃機関の吸入空気量計測装置 |
| CA1311032C (en) * | 1989-03-31 | 1992-12-01 | Stanley Chlebda | Two-wire telemetering system including power regulated transmitting device |
| DE4228150C2 (de) * | 1992-08-25 | 1996-05-02 | Telefunken Microelectron | Schaltungsanordnung mit einem Sensor |
| CN1040160C (zh) * | 1993-09-07 | 1998-10-07 | 罗斯蒙德公司 | 多变量发送器 |
| US8538560B2 (en) * | 2004-04-29 | 2013-09-17 | Rosemount Inc. | Wireless power and communication unit for process field devices |
| US8145180B2 (en) | 2004-05-21 | 2012-03-27 | Rosemount Inc. | Power generation for process devices |
| US8787848B2 (en) * | 2004-06-28 | 2014-07-22 | Rosemount Inc. | RF adapter for field device with low voltage intrinsic safety clamping |
| US7913566B2 (en) * | 2006-05-23 | 2011-03-29 | Rosemount Inc. | Industrial process device utilizing magnetic induction |
| US8250924B2 (en) | 2008-04-22 | 2012-08-28 | Rosemount Inc. | Industrial process device utilizing piezoelectric transducer |
| US8694060B2 (en) * | 2008-06-17 | 2014-04-08 | Rosemount Inc. | Form factor and electromagnetic interference protection for process device wireless adapters |
| WO2009154756A1 (en) * | 2008-06-17 | 2009-12-23 | Rosemount Inc. | Rf adapter for field device with variable voltage drop |
| US8929948B2 (en) * | 2008-06-17 | 2015-01-06 | Rosemount Inc. | Wireless communication adapter for field devices |
| US7977924B2 (en) * | 2008-11-03 | 2011-07-12 | Rosemount Inc. | Industrial process power scavenging device and method of deriving process device power from an industrial process |
| US9674976B2 (en) | 2009-06-16 | 2017-06-06 | Rosemount Inc. | Wireless process communication adapter with improved encapsulation |
| US8626087B2 (en) * | 2009-06-16 | 2014-01-07 | Rosemount Inc. | Wire harness for field devices used in a hazardous locations |
| US10761524B2 (en) | 2010-08-12 | 2020-09-01 | Rosemount Inc. | Wireless adapter with process diagnostics |
| DE102011114246B4 (de) * | 2011-09-19 | 2015-08-06 | Diehl Metering Gmbh | Einrichtung zur Energieerzeugung für Durchflussmessgeräte und Verfahren zum Betrieb eines Ultraschalldurchflussmessers |
| US9310794B2 (en) | 2011-10-27 | 2016-04-12 | Rosemount Inc. | Power supply for industrial process field device |
| US11004637B2 (en) * | 2018-03-22 | 2021-05-11 | Rosemount Inc. | Field device latching relay reset |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3783248A (en) * | 1971-06-25 | 1974-01-01 | Emerson Electric Co | Parity check for turbine meter electronic counting instrumentation or the like |
| US3873814A (en) * | 1973-02-20 | 1975-03-25 | Mohammad Kian Mirdadian | Remotely operated net output ticket printer |
| US3948098A (en) * | 1974-04-24 | 1976-04-06 | The Foxboro Company | Vortex flow meter transmitter including piezo-electric sensor |
-
1976
- 1976-10-05 US US05/729,778 patent/US4084155A/en not_active Expired - Lifetime
-
1977
- 1977-08-26 CA CA285,576A patent/CA1076229A/en not_active Expired
- 1977-09-01 DE DE19772739438 patent/DE2739438A1/de not_active Withdrawn
- 1977-09-29 GB GB40551/77A patent/GB1580703A/en not_active Expired
- 1977-10-04 JP JP52118704A patent/JPS596434B2/ja not_active Expired
- 1977-10-04 FR FR7730466A patent/FR2405597B3/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US4084155A (en) | 1978-04-11 |
| JPS596434B2 (ja) | 1984-02-10 |
| DE2739438A1 (de) | 1978-04-06 |
| FR2405597B3 (enExample) | 1980-06-06 |
| JPS5345549A (en) | 1978-04-24 |
| FR2405597A1 (enExample) | 1979-05-04 |
| GB1580703A (en) | 1980-12-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |