JPH0220134U - - Google Patents
Info
- Publication number
- JPH0220134U JPH0220134U JP9795988U JP9795988U JPH0220134U JP H0220134 U JPH0220134 U JP H0220134U JP 9795988 U JP9795988 U JP 9795988U JP 9795988 U JP9795988 U JP 9795988U JP H0220134 U JPH0220134 U JP H0220134U
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- diaphragm
- calibration
- cover flange
- pressure plate
- 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.)
- Pending
Links
- 239000007788 liquid Substances 0.000 claims description 2
Landscapes
- Measuring Fluid Pressure (AREA)
Description
第１図は本考案に係る非開放型圧力伝送器を示
す。第２図は同じく別の実施例を示し、較正圧力
受圧側のみを示す。第３図は第２図の−矢視
図。
図において；Ａ……非開放型圧力伝送器、ａ…
…ドレンライン、ｂ……ベントライン、ｃ……プ
ロセス圧力導圧ライン、１……プロセス圧力受圧
用ダイヤフラム、２……較正圧力受圧用ダイヤフ
ラム、３……加圧板、４……加圧板式カバーフラ
ンジ、５……細管式カバーフランジ、６……封入
液、７……細管構造、８……ドレン口、９……ベ
ント口、１０……較正圧力口、１１……キヤピラ
リーチユーブ、１２……圧力伝送器、１３……止
弁、１４……計器入口弁、１５……ドレン弁、１
６……計器出口弁、１７……均圧弁、１８……ベ
ント弁、１９……ベント処理機構、２０……盲プ
ラグ、２１……ドレンタンク。
FIG. 1 shows a non-open pressure transmitter according to the present invention. FIG. 2 similarly shows another embodiment, showing only the calibration pressure receiving side. FIG. 3 is a view taken along the - arrow in FIG. In the figure; A... non-open pressure transmitter, a...
...Drain line, b...Vent line, c...Process pressure impulse line, 1...Diaphragm for receiving process pressure, 2...Diaphragm for receiving calibration pressure, 3...Pressure plate, 4...Pressure plate type cover Flange, 5... Capillary cover flange, 6... Filled liquid, 7... Capillary structure, 8... Drain port, 9... Vent port, 10... Calibration pressure port, 11... Capillary reach tube, 12... ... Pressure transmitter, 13 ... Stop valve, 14 ... Instrument inlet valve, 15 ... Drain valve, 1
6... Instrument outlet valve, 17... Pressure equalization valve, 18... Vent valve, 19... Vent processing mechanism, 20... Blind plug, 21... Drain tank.
Claims (1)
加圧板を介し受け、圧力０で該加圧板と密着する
プロセス圧力受圧用ダイヤフラムと、他方較正圧
をカバーフランジ内に内蔵された加圧板を介し受
け、圧力０で該加圧板と密着する較正圧力受圧用
ダイヤフラムとを備え、前記プロセス圧力受圧側
ダイヤフラムと較正圧力受圧側ダイヤフラムは、
カバーフランジ内に封入した封入液を介し圧力伝
送器に直結されていることを特徴とする非開放型
圧力伝送器。 ２ 加圧板の代りに細管式加圧口としたことを特
徴とする請求項１）記載の非開放型圧力伝送器。[Claims for Utility Model Registration] 1. A diaphragm for receiving process pressure that receives process pressure via a pressure plate built into the cover flange and comes into close contact with the pressure plate at zero pressure, and a calibration pressure built into the cover flange. a calibration pressure receiving diaphragm that is received via a pressure plate and is in close contact with the pressure plate at a pressure of 0, the process pressure receiving side diaphragm and the calibration pressure receiving side diaphragm,
A non-open pressure transmitter characterized by being directly connected to a pressure transmitter via a liquid sealed in a cover flange. 2. The non-open pressure transmitter according to claim 1, characterized in that a capillary pressure port is used instead of the pressure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9795988U JPH0220134U (en) | 1988-07-26 | 1988-07-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9795988U JPH0220134U (en) | 1988-07-26 | 1988-07-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0220134U true JPH0220134U (en) | 1990-02-09 |
Family
ID=31323799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9795988U Pending JPH0220134U (en) | 1988-07-26 | 1988-07-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0220134U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5399983A (en) * | 1977-02-10 | 1978-08-31 | Toshiba Corp | Pressure transmitter |
-
1988
- 1988-07-26 JP JP9795988U patent/JPH0220134U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5399983A (en) * | 1977-02-10 | 1978-08-31 | Toshiba Corp | Pressure transmitter |
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