JPH0434492U - - Google Patents

Info

Publication number
JPH0434492U
JPH0434492U JP7556990U JP7556990U JPH0434492U JP H0434492 U JPH0434492 U JP H0434492U JP 7556990 U JP7556990 U JP 7556990U JP 7556990 U JP7556990 U JP 7556990U JP H0434492 U JPH0434492 U JP H0434492U
Authority
JP
Japan
Prior art keywords
pump
predetermined
detection section
flow rate
sends
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
Application number
JP7556990U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP7556990U priority Critical patent/JPH0434492U/ja
Publication of JPH0434492U publication Critical patent/JPH0434492U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Non-Positive-Displacement Pumps (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す系統図、第2
図は同例の制御回路路図、第3図は同例の動作説
明用線図、第4図はポンプの動作特性を例示する
線図、第5図は従来例の制御回路図である。 1……ポンプ、4……流量検出部、5……圧力
検出部、7……制御回路、8……タイマ、10…
…ポンプ駆動用電動機の開閉器励磁部。

Claims (1)

    【実用新案登録請求の範囲】
  1. ポンプの吐出側圧力が所定の下限値以下に低下
    したときに所定の始動信号を送出する圧力検出部
    、上記圧力検出部の始動信号により上記ポンプを
    始動させこのポンプを所定時間運転状態に維持し
    得るタイマ、および上記ポンプの吐出流量が所定
    の下限値以下に低下したとき所定の停止信号を送
    出し上記ポンプの発停を行う流量検出部を具備す
    ることを特徴とするポンプ制御装置。
JP7556990U 1990-07-18 1990-07-18 Pending JPH0434492U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7556990U JPH0434492U (ja) 1990-07-18 1990-07-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7556990U JPH0434492U (ja) 1990-07-18 1990-07-18

Publications (1)

Publication Number Publication Date
JPH0434492U true JPH0434492U (ja) 1992-03-23

Family

ID=31616256

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7556990U Pending JPH0434492U (ja) 1990-07-18 1990-07-18

Country Status (1)

Country Link
JP (1) JPH0434492U (ja)

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