JPS5428647A - Data collecting system - Google Patents

Data collecting system

Info

Publication number
JPS5428647A
JPS5428647A JP9412377A JP9412377A JPS5428647A JP S5428647 A JPS5428647 A JP S5428647A JP 9412377 A JP9412377 A JP 9412377A JP 9412377 A JP9412377 A JP 9412377A JP S5428647 A JPS5428647 A JP S5428647A
Authority
JP
Japan
Prior art keywords
data collecting
collecting system
transmission lines
data
meters
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
JP9412377A
Other languages
Japanese (ja)
Inventor
Ichiro Yoshihara
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.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP9412377A priority Critical patent/JPS5428647A/en
Publication of JPS5428647A publication Critical patent/JPS5428647A/en
Pending legal-status Critical Current

Links

Landscapes

  • Details Of Flowmeters (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Selective Calling Equipment (AREA)

Abstract

PURPOSE: To make possible collection of data through direct use of ordinary transmission lines and meters by providing two transmission lines, receiving the clock pulses having been controlled of power supply in terminal units, in a data collecting station and detecting the change in their amplitude.
COPYRIGHT: (C)1979,JPO&Japio
JP9412377A 1977-08-08 1977-08-08 Data collecting system Pending JPS5428647A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9412377A JPS5428647A (en) 1977-08-08 1977-08-08 Data collecting system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9412377A JPS5428647A (en) 1977-08-08 1977-08-08 Data collecting system

Publications (1)

Publication Number Publication Date
JPS5428647A true JPS5428647A (en) 1979-03-03

Family

ID=14101638

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9412377A Pending JPS5428647A (en) 1977-08-08 1977-08-08 Data collecting system

Country Status (1)

Country Link
JP (1) JPS5428647A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05321380A (en) * 1992-05-18 1993-12-07 Kajima Corp External wall panel made of frameless metal

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05321380A (en) * 1992-05-18 1993-12-07 Kajima Corp External wall panel made of frameless metal

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