JPS62158274U - - Google Patents
Info
- Publication number
- JPS62158274U JPS62158274U JP4742686U JP4742686U JPS62158274U JP S62158274 U JPS62158274 U JP S62158274U JP 4742686 U JP4742686 U JP 4742686U JP 4742686 U JP4742686 U JP 4742686U JP S62158274 U JPS62158274 U JP S62158274U
- Authority
- JP
- Japan
- Prior art keywords
- valve
- bypass valve
- booster relay
- diagram showing
- external bypass
- 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
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Fluid-Driven Valves (AREA)
Description
第１図は本考案の一実施例の構成を示す図、第
２図は同実施例のブースタリレーの内部構造を示
す図、第３図および第４図は第１図および第２図
に対応する従来例の構成を示す図、第５図は制御
系全体の構成を示す概略図、第６図は弁の応答速
度に対する各種特性の関係を示す図である。
１０……空気作動弁制御装置、１１……ポジシ
ヨナ、１２……ブースタリレー、２０……空気作
動弁、２１……ダイヤフラム、Ｓ１……開度指令
信号、Ｓ２……弁開度のフイードバツク信号、１
３……ポジシヨナ給気ライン、１４……ポジシヨ
ナ〜ブースタリレー配管、１５……ブースタリレ
ー〜ダイヤフラム配管、１７……外部バイパスラ
イン、１８……外部バイパス弁、４１……電磁弁
（開閉弁）、４２……運転モード選択器４２、Ｓ
４……開閉信号。
Fig. 1 is a diagram showing the configuration of an embodiment of the present invention, Fig. 2 is a diagram showing the internal structure of the booster relay of the same embodiment, and Figs. 3 and 4 correspond to Figs. 1 and 2. FIG. 5 is a schematic diagram showing the configuration of the entire control system, and FIG. 6 is a diagram showing the relationship of various characteristics to the response speed of the valve. DESCRIPTION OF SYMBOLS 10... Air operated valve control device, 11... Positioner, 12... Booster relay, 20... Air operated valve, 21... Diaphragm, S1... Opening command signal, S2... Valve opening feedback signal, 1
3... Positioner air supply line, 14... Positioner to booster relay piping, 15... Booster relay to diaphragm piping, 17... External bypass line, 18... External bypass valve, 41... Solenoid valve (on/off valve), 42... Operation mode selector 42, S
4... Open/close signal.
Claims (1)
置において、ブースタリレーのバイパス弁を、内
部バイパス弁と外部バイパス弁とから構成し、外
部バイパス弁と直列に開閉弁を設けたことを特徴
とする空気作動弁制御装置。 A device for controlling an air-operated valve having a booster relay, characterized in that the bypass valve of the booster relay is composed of an internal bypass valve and an external bypass valve, and an on-off valve is provided in series with the external bypass valve. Valve control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4742686U JPS62158274U (en) | 1986-03-31 | 1986-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4742686U JPS62158274U (en) | 1986-03-31 | 1986-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62158274U true JPS62158274U (en) | 1987-10-07 |
Family
ID=30868024
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4742686U Pending JPS62158274U (en) | 1986-03-31 | 1986-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62158274U (en) |
-
1986
- 1986-03-31 JP JP4742686U patent/JPS62158274U/ja active Pending
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