JPS61104874U - - Google Patents
Info
- Publication number
- JPS61104874U JPS61104874U JP19061284U JP19061284U JPS61104874U JP S61104874 U JPS61104874 U JP S61104874U JP 19061284 U JP19061284 U JP 19061284U JP 19061284 U JP19061284 U JP 19061284U JP S61104874 U JPS61104874 U JP S61104874U
- Authority
- JP
- Japan
- Prior art keywords
- output
- circuit
- motor drive
- valve
- drive circuits
- 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 3
Landscapes
- Electrically Driven Valve-Operating Means (AREA)
Description
第１図はこの考案のブロツク図、第２図はタイ
マ回路の配線図、第３図はバタフライ弁の流量特
性図である。
１……弁操作器、２……弁回転位置検出器、３
……比較回路、４……モータ駆動回路、５……積
分回路、６……タイマ回路。
FIG. 1 is a block diagram of this invention, FIG. 2 is a wiring diagram of a timer circuit, and FIG. 3 is a flow characteristic diagram of a butterfly valve. 1... Valve operator, 2... Valve rotation position detector, 3
...Comparison circuit, 4...Motor drive circuit, 5...Integrator circuit, 6...Timer circuit.
Claims (1)
２の出力信号とを比較回路３へ接続し、該比較回
路３の出力をモータ駆動回路４，４′に接続し、
比較回路３へ入力される２つの出力信号の相違検
出時に比較回路３から出力される正転信号もしく
は逆転信号によつてモータ駆動回路４，４′を作
動する電動開閉弁に於て、弁操作器１の出力信号
は積分回路５を介して比較回路３へ接続し、かつ
比較回路３の出力はタイマ回路６へも接続し、前
記モータ駆動回路４，４′は比較回路３とタイマ
回路６の出力信号によつて制御すると共に、タイ
マ回路６は比較回路３よりモータ停止信号が出力
された時、以後の単位時間は引続いて強制的にモ
ータ駆動回路４，４′を遮断することを特徴とす
る電動開閉弁の制御装置。 Connecting the output signal of the valve operator 1 and the output signal of the valve shaft rotation position detector 2 to a comparison circuit 3, and connecting the output of the comparison circuit 3 to the motor drive circuits 4 and 4'.
Valve operation in the electric on-off valve that operates the motor drive circuits 4, 4' by the forward rotation signal or reverse rotation signal output from the comparison circuit 3 when a difference between the two output signals input to the comparison circuit 3 is detected. The output signal of the converter 1 is connected to the comparator circuit 3 via the integrating circuit 5, and the output of the comparator circuit 3 is also connected to the timer circuit 6. The timer circuit 6 controls the motor drive circuits 4 and 4' by the output signal of the comparator circuit 3 and continues to forcibly cut off the motor drive circuits 4 and 4' for the next unit time when the motor stop signal is output from the comparator circuit 3. Characteristic electric on-off valve control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19061284U JPS61104874U (en) | 1984-12-15 | 1984-12-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19061284U JPS61104874U (en) | 1984-12-15 | 1984-12-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61104874U true JPS61104874U (en) | 1986-07-03 |
Family
ID=30748064
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19061284U Pending JPS61104874U (en) | 1984-12-15 | 1984-12-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61104874U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01120495A (en) * | 1987-10-30 | 1989-05-12 | Rinnai Corp | Control device for electric water control valve |
-
1984
- 1984-12-15 JP JP19061284U patent/JPS61104874U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01120495A (en) * | 1987-10-30 | 1989-05-12 | Rinnai Corp | Control device for electric water control valve |