JP2021025961A5 - - Google Patents
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- JP2021025961A5 JP2021025961A5 JP2019146276A JP2019146276A JP2021025961A5 JP 2021025961 A5 JP2021025961 A5 JP 2021025961A5 JP 2019146276 A JP2019146276 A JP 2019146276A JP 2019146276 A JP2019146276 A JP 2019146276A JP 2021025961 A5 JP2021025961 A5 JP 2021025961A5
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- JP
- Japan
- Prior art keywords
- pressure
- temperature sensor
- processing unit
- detection signal
- sensor
- 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.)
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- 238000001514 detection method Methods 0.000 claims 10
- 239000012530 fluid Substances 0.000 claims 6
- 230000005540 biological transmission Effects 0.000 claims 3
- 238000000034 method Methods 0.000 claims 2
Claims (15)
前記受圧部と連通し、前記ダイアフラムが受けた圧力を前記流体により伝達する伝達経路と、
前記流体により伝達された前記圧力を検出する圧力センサと、
前記受圧部の内部に充填された流体と接するように、または流体近傍の受圧部構成部に接するように配置される温度センサと、を備えることを特徴とする圧力検出器。 A pressure receiving part that has a diaphragm and is filled with fluid inside,
A transmission path that communicates with the pressure receiving portion and transmits the pressure received by the diaphragm by the fluid.
A pressure sensor that detects the pressure transmitted by the fluid, and
A pressure detector comprising: a temperature sensor arranged so as to be in contact with a fluid filled inside the pressure receiving portion or so as to be in contact with a pressure receiving portion component in the vicinity of the fluid .
前記温度センサは、前記収容孔に収容されることを特徴とする請求項１記載の圧力検出器。 The pressure receiving portion further includes an accommodating hole.
The pressure detector according to claim 1, wherein the temperature sensor is housed in the housing hole.
前記圧力センサに接続される第２の信号線と、
前記受圧部に接続され、前記第１の信号線及び前記第２の信号線を収容する筐体と、
前記筐体に収容され、前記第１の信号線及び前記第２の信号線に接続される端子と、をさらに備えることを特徴とする請求項１記載の圧力検出器。 The first signal line connected to the temperature sensor and
The second signal line connected to the pressure sensor and
A housing connected to the pressure receiving portion and accommodating the first signal line and the second signal line.
The pressure detector according to claim 1, further comprising a terminal housed in the housing and connected to the first signal line and the second signal line.
前記圧力センサの検出信号及び前記温度センサの検出信号を受信して、前記圧力センサの検出信号を第１の電磁的信号に変換し、前記温度センサの検出信号を第２の電磁的信号に変換する処理部と、を備えることを特徴とする圧力伝送器。 The pressure detector according to claim 1 and
Upon receiving the detection signal of the pressure sensor and the detection signal of the temperature sensor, the detection signal of the pressure sensor is converted into a first electromagnetic signal, and the detection signal of the temperature sensor is converted into a second electromagnetic signal. A pressure transmitter characterized by a processing unit and a processing unit.
前記複数の前記圧力検出器と前記処理部とを接続する複数の前記電線とを備えることを特徴とする請求項９に記載の圧力伝送器。 With the plurality of pressure detectors,
The pressure transmitter according to claim 9, further comprising the plurality of electric wires connecting the plurality of pressure detectors and the processing unit.
前記圧力センサの検出信号から、圧力値を算出することと、
前記温度センサの検出信号に基づいて、前記圧力値を補正することと、を含む圧力測定方法。
The pressure measuring method using the pressure detector according to claim 1.
To calculate the pressure value from the detection signal of the pressure sensor,
A pressure measuring method comprising correcting the pressure value based on a detection signal of the temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019146276A JP2021025961A (en) | 2019-08-08 | 2019-08-08 | Pressure detector, pressure transmitter, and pressure measurement method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2019146276A JP2021025961A (en) | 2019-08-08 | 2019-08-08 | Pressure detector, pressure transmitter, and pressure measurement method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2021025961A JP2021025961A (en) | 2021-02-22 |
| JP2021025961A5 true JP2021025961A5 (en) | 2022-05-31 |
Family
ID=74663058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2019146276A Pending JP2021025961A (en) | 2019-08-08 | 2019-08-08 | Pressure detector, pressure transmitter, and pressure measurement method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2021025961A (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS582714A (en) * | 1981-06-30 | 1983-01-08 | Toshiba Corp | Flange-shaped liquid level transmitter |
| JP2750550B2 (en) * | 1991-02-04 | 1998-05-13 | 山武ハネウエル株式会社 | Remote seal type differential pressure / pressure transmitter |
| JPH0643523U (en) * | 1992-11-10 | 1994-06-10 | 山武ハネウエル株式会社 | Cargo level meter |
| JPH07103839A (en) * | 1993-10-07 | 1995-04-21 | Hitachi Ltd | Manometer/differential manometer |
| US7497123B1 (en) * | 2007-12-18 | 2009-03-03 | Rosemount Inc. | Direct mount for pressure transmitter with thermal management |
| JP5648590B2 (en) * | 2011-06-14 | 2015-01-07 | 株式会社デンソー | Sensor device |
| EP3193148A1 (en) * | 2016-08-18 | 2017-07-19 | Siemens Aktiengesellschaft | Pressure sensor |
-
2019
- 2019-08-08 JP JP2019146276A patent/JP2021025961A/en active Pending
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