JPS60169473U - Water flow control device - Google Patents
Water flow control deviceInfo
- Publication number
- JPS60169473U JPS60169473U JP5871584U JP5871584U JPS60169473U JP S60169473 U JPS60169473 U JP S60169473U JP 5871584 U JP5871584 U JP 5871584U JP 5871584 U JP5871584 U JP 5871584U JP S60169473 U JPS60169473 U JP S60169473U
- Authority
- JP
- Japan
- Prior art keywords
- water flow
- flow control
- control device
- motor
- pulse width
- 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
Landscapes
- Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
- Electrically Driven Valve-Operating Means (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面見本考案の一実施例を示すブロック回路図である。
、６・・・・・・モータ、７・・・・・・水量制御弁、
訃・曲水量センサ、９・・・・・・停止回路。FIG. 2 is a block circuit diagram showing an embodiment of the drawing sample device. , 6...Motor, 7...Water flow control valve,
Water flow sensor, 9...stop circuit.
Claims (1)
、水量制御弁の駆動モータと、制御口−標値と上記水量
センサにより検出した実際流量値との偏差に比例するパ
ルス幅の制御信号によりモータを制御したものにおいて
、当該制御信号のパルス幅が所定時間継続して所定値以
下になればモータ駆動電流を遮断する停止回路を設けた
ことを特徴とする水量制御装置。A water flow control valve and a water flow sensor installed in the middle of the waterway, a drive motor for the water flow control valve, and a control signal with a pulse width proportional to the deviation between the control port reference value and the actual flow value detected by the water flow sensor are used to drive the motor. 1. A water flow control device comprising a stop circuit that cuts off motor drive current when the pulse width of the control signal continues to be below a predetermined value for a predetermined period of time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5871584U JPS60169473U (en) | 1984-04-20 | 1984-04-20 | Water flow control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5871584U JPS60169473U (en) | 1984-04-20 | 1984-04-20 | Water flow control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60169473U true JPS60169473U (en) | 1985-11-09 |
Family
ID=30584478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5871584U Pending JPS60169473U (en) | 1984-04-20 | 1984-04-20 | Water flow control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60169473U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5733275A (en) * | 1980-08-01 | 1982-02-23 | Hitachi Ltd | Evaporation temperature control valve |
| JPS58203522A (en) * | 1982-05-21 | 1983-11-28 | Yaskawa Electric Mfg Co Ltd | Controlling device of flow rate |
-
1984
- 1984-04-20 JP JP5871584U patent/JPS60169473U/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5733275A (en) * | 1980-08-01 | 1982-02-23 | Hitachi Ltd | Evaporation temperature control valve |
| JPS58203522A (en) * | 1982-05-21 | 1983-11-28 | Yaskawa Electric Mfg Co Ltd | Controlling device of flow rate |
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