ES8701382A1 - Transmisor de presiones de fluidos para atmosferas potencialmente explosivas - Google Patents
Transmisor de presiones de fluidos para atmosferas potencialmente explosivasInfo
- Publication number
- ES8701382A1 ES8701382A1 ES553907A ES553907A ES8701382A1 ES 8701382 A1 ES8701382 A1 ES 8701382A1 ES 553907 A ES553907 A ES 553907A ES 553907 A ES553907 A ES 553907A ES 8701382 A1 ES8701382 A1 ES 8701382A1
- Authority
- ES
- Spain
- Prior art keywords
- measuring
- pressure transmitter
- potentially explosive
- fluid pressure
- explosive atmospheres
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/06—Means for preventing overload or deleterious influence of the measured medium on the measuring device or vice versa
- G01L19/0663—Flame protection; Flame barriers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L13/00—Devices or apparatus for measuring differences of two or more fluid pressure values
- G01L13/02—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements
- G01L13/025—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms
- G01L13/026—Devices or apparatus for measuring differences of two or more fluid pressure values using elastically-deformable members or pistons as sensing elements using diaphragms involving double diaphragm
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
TRANSMISOR DE PRESIONES DE FLUIDOS, APTO PARA SER UTILIZADO EN ATMOSFERAS POTENCIALMENTE EXPLOSIVAS. COMPRENDE UN TRANSDUCTOR DE MEDICION CON SENSOR INDUCTIVO, CAPACITIVO O RESISTIVO, QUE COMPRENDE UN BLOQUE CENTRAL (C) FORMADO POR DOS SEMICUERPOS (A, B) SIMETRICOS Y CONTRARIOS, QUE ESTAN SELLADOS HERMETICAMENTE POR SOLDADURA; Y DE UNA MEMBRANA DE MEDICION (M) BLOQUEADA Y SELLADA ENTRE LOS DOS SEMICUERPOS RIGIDOS (A, B), LA CUAL DEFINE DOS CAMARAS (HA, HB) DE MEDICION. CADA SEMICUERPO (A, B) LLEVA UN NUCLEO MAGNETICO (14) CON SU CORRESPONDIENTE BOBINA ELECTRICA DE EXCITACION (15), QUE ES ALIMENTADA CON CORRIENTE ALTERNA.43
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21496/85A IT1185212B (it) | 1985-07-09 | 1985-07-09 | Trasmettitore di pressioni di fluidi per atmosfere potenzialmente esplosive |
Publications (2)
Publication Number | Publication Date |
---|---|
ES553907A0 ES553907A0 (es) | 1986-12-01 |
ES8701382A1 true ES8701382A1 (es) | 1986-12-01 |
Family
ID=11182682
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES553907A Expired ES8701382A1 (es) | 1985-07-09 | 1986-04-11 | Transmisor de presiones de fluidos para atmosferas potencialmente explosivas |
Country Status (5)
Country | Link |
---|---|
US (1) | US4733563A (es) |
EP (1) | EP0209495A3 (es) |
JP (1) | JPS6285834A (es) |
ES (1) | ES8701382A1 (es) |
IT (1) | IT1185212B (es) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4970898A (en) * | 1989-09-20 | 1990-11-20 | Rosemount Inc. | Pressure transmitter with flame isolating plug |
DE4104811A1 (de) * | 1991-02-16 | 1992-08-20 | Eckardt Ag | Differenzdruckmesszelle |
US5287746A (en) * | 1992-04-14 | 1994-02-22 | Rosemount Inc. | Modular transmitter with flame arresting header |
US5583294A (en) * | 1994-08-22 | 1996-12-10 | The Foxboro Company | Differential pressure transmitter having an integral flame arresting body and overrange diaphragm |
DE10314920A1 (de) * | 2003-04-01 | 2004-10-14 | Endress + Hauser Gmbh + Co. Kg | Druckaufnehmer mit Flammendurchschlagsperre |
DE102007000143B4 (de) | 2007-03-09 | 2010-07-15 | Wika Alexander Wiegand Gmbh & Co. Kg | Acetylen-Manometer mit Schutzdrossel |
FR2926883B1 (fr) * | 2008-01-24 | 2010-02-26 | Tokheim Holding Bv | Dispositif capteur de pression adapte a des atmospheres explosives ou corrosives |
US7681456B2 (en) * | 2008-06-20 | 2010-03-23 | Rosemount Inc. | Field device including a capillary tube having a non-cylindrical lumen |
US8485040B2 (en) * | 2011-03-14 | 2013-07-16 | Rosemount Inc. | Flame arrestor for process transmitter |
EP2511685B1 (de) * | 2011-04-13 | 2017-07-12 | VEGA Grieshaber KG | Messzelle mit einem Gehäuse zur Aufnahme eines Sensors, insbesondere eines Druckmessumformers |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2789192A (en) * | 1950-07-15 | 1957-04-16 | Statham Lab Inc | Vibrometers |
US3343420A (en) * | 1963-11-29 | 1967-09-26 | Hitachi Ltd | Differential pressure transmitters |
IT1164315B (it) * | 1983-07-08 | 1987-04-08 | Kent Tieghi Spa | Trasmettitore di pressioni differenziali di fluidi di processo industriali, con compensazione degli effetti delle variazioni di pressione statica |
FR2555743B1 (fr) * | 1983-11-25 | 1986-04-11 | Sereg Soc | Capteur inductif de pression differentielle |
-
1985
- 1985-07-09 IT IT21496/85A patent/IT1185212B/it active
-
1986
- 1986-04-11 ES ES553907A patent/ES8701382A1/es not_active Expired
- 1986-04-29 EP EP86830097A patent/EP0209495A3/en not_active Withdrawn
- 1986-05-07 US US06/860,486 patent/US4733563A/en not_active Expired - Fee Related
- 1986-07-08 JP JP61158884A patent/JPS6285834A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US4733563A (en) | 1988-03-29 |
EP0209495A2 (en) | 1987-01-21 |
EP0209495A3 (en) | 1989-04-26 |
ES553907A0 (es) | 1986-12-01 |
JPS6285834A (ja) | 1987-04-20 |
IT1185212B (it) | 1987-11-04 |
IT8521496A0 (it) | 1985-07-09 |
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