JPS54122402A - Operating pump number controller - Google Patents

Operating pump number controller

Info

Publication number
JPS54122402A
JPS54122402A JP3058778A JP3058778A JPS54122402A JP S54122402 A JPS54122402 A JP S54122402A JP 3058778 A JP3058778 A JP 3058778A JP 3058778 A JP3058778 A JP 3058778A JP S54122402 A JPS54122402 A JP S54122402A
Authority
JP
Japan
Prior art keywords
liquid level
pumps
pump
fixed time
operating pump
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
JP3058778A
Other languages
English (en)
Inventor
Yasuhiro Nakajima
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Priority to JP3058778A priority Critical patent/JPS54122402A/ja
Publication of JPS54122402A publication Critical patent/JPS54122402A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Non-Positive-Displacement Pumps (AREA)
  • Control Of Positive-Displacement Pumps (AREA)
JP3058778A 1978-03-16 1978-03-16 Operating pump number controller Pending JPS54122402A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3058778A JPS54122402A (en) 1978-03-16 1978-03-16 Operating pump number controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3058778A JPS54122402A (en) 1978-03-16 1978-03-16 Operating pump number controller

Publications (1)

Publication Number Publication Date
JPS54122402A true JPS54122402A (en) 1979-09-22

Family

ID=12307988

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3058778A Pending JPS54122402A (en) 1978-03-16 1978-03-16 Operating pump number controller

Country Status (1)

Country Link
JP (1) JPS54122402A (ja)

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