JPH048801U - - Google Patents
Info
- Publication number
- JPH048801U JPH048801U JP5018290U JP5018290U JPH048801U JP H048801 U JPH048801 U JP H048801U JP 5018290 U JP5018290 U JP 5018290U JP 5018290 U JP5018290 U JP 5018290U JP H048801 U JPH048801 U JP H048801U
- Authority
- JP
- Japan
- Prior art keywords
- motor
- positioner
- controlled device
- operating shaft
- potentiometer
- 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
- 238000006073 displacement reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Servomotors (AREA)
Description
第１図は本考案に係るポジシヨナの一実施例を
示す構成図、第２図はポテンシヨメータとモータ
の回路図、第３図は本考案の他の実施例を示す要
部断面図、第４図はバルブポジシヨナの従来例を
示す概略構成図である。
１……調節弁、２……作動軸、３……操作器、
４……ヨーク、５……バルブポジシヨナ、７……
フイードバツクレバー、１１……ノズルフラツパ
機構、１２……フラツパビーム、１３……マグネ
ツトユニツト、１４……マグネツト、１５……コ
ネクタ、１８……パイロツトリレー、３０……取
付板、３３……レバー、３５……ポテンシヨメー
タ、４０……差動増幅器、４３……ポテンシヨメ
ータ、４６……モータ、５０……ポテンシヨメー
タ。
Fig. 1 is a configuration diagram showing one embodiment of a positioner according to the present invention, Fig. 2 is a circuit diagram of a potentiometer and a motor, and Fig. 3 is a sectional view of main parts showing another embodiment of the present invention. FIG. 4 is a schematic configuration diagram showing a conventional example of a valve positioner. 1... Control valve, 2... Operating shaft, 3... Operator,
4... Yoke, 5... Valve positioner, 7...
Feedback lever, 11...Nozzle flapper mechanism, 12...Flapper beam, 13...Magnetic unit, 14...Magnet, 15...Connector, 18...Pilot relay, 30...Mounting plate, 33...Lever, 35... Potentiometer, 40... Differential amplifier, 43... Potentiometer, 46... Motor, 50... Potentiometer.
Claims (1)
せるようにしたポジシヨナを被制御装置と分離し
て配設し、この被制御装置の作動軸の変位量を変
換器によつて電気信号に変換し、この電気信号に
基づいて前記モータを駆動するようにしたことを
特徴とするポジシヨナ。 A positioner whose feedback lever is rotated by a motor is installed separately from the controlled device, and a converter converts the amount of displacement of the operating shaft of the controlled device into an electrical signal. A positioner characterized in that the motor is driven based on this electric signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5018290U JPH048801U (en) | 1990-05-14 | 1990-05-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5018290U JPH048801U (en) | 1990-05-14 | 1990-05-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH048801U true JPH048801U (en) | 1992-01-27 |
Family
ID=31568513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5018290U Pending JPH048801U (en) | 1990-05-14 | 1990-05-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH048801U (en) |
-
1990
- 1990-05-14 JP JP5018290U patent/JPH048801U/ja active Pending
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