JPS59130103U - digital input device - Google Patents

digital input device

Info

Publication number
JPS59130103U
JPS59130103U JP1950883U JP1950883U JPS59130103U JP S59130103 U JPS59130103 U JP S59130103U JP 1950883 U JP1950883 U JP 1950883U JP 1950883 U JP1950883 U JP 1950883U JP S59130103 U JPS59130103 U JP S59130103U
Authority
JP
Japan
Prior art keywords
digital input
light
input device
contact
inputs
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
JP1950883U
Other languages
Japanese (ja)
Inventor
掛札　栄昭
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP1950883U priority Critical patent/JPS59130103U/en
Publication of JPS59130103U publication Critical patent/JPS59130103U/en
Pending legal-status Critical Current

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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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は従来の計算機システムのディジタル入力装置の
構成図、第２図は本考案の一実施例を示すブロック図で
ある。 ３・・・ディジタル入力接点（ＤＩ接点）、４・・・発
光素子、５・・・受光素子。FIG. 1 is a block diagram of a conventional digital input device for a computer system, and FIG. 2 is a block diagram showing an embodiment of the present invention. 3... Digital input contact (DI contact), 4... Light emitting element, 5... Light receiving element.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 電子計算機にプロセス情報を入力するディジタル入力装
置において、プロセスからの情報を入力するディジタル
入力接点に直列に接続された発光素子と、この発光素子
の発生する光を受光して電流に変換する受光素子と、こ
の受光素子の出力する前記電流を入力して前記ディジタ
ル入力接点の劣化を検出して接点劣化の発生個所を前記
電子計算機に知らせる接点劣化判定回路とを具備し、デ
ィジタル入力の故障をオンラインで検出することを特徴
とするディジタル入力装置。A digital input device that inputs process information into a computer includes a light-emitting element connected in series to a digital input contact that inputs information from the process, and a light-receiving element that receives light generated by the light-emitting element and converts it into electric current. and a contact deterioration determination circuit which inputs the current output from the light receiving element, detects deterioration of the digital input contact, and informs the electronic computer of the location where the contact deterioration occurs, and detects the failure of the digital input online. A digital input device characterized by detecting.
JP1950883U 1983-02-15 1983-02-15 digital input device Pending JPS59130103U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1950883U JPS59130103U (en) 1983-02-15 1983-02-15 digital input device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1950883U JPS59130103U (en) 1983-02-15 1983-02-15 digital input device

Publications (1)

Publication Number Publication Date
JPS59130103U true JPS59130103U (en) 1984-09-01

Family

ID=30150652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1950883U Pending JPS59130103U (en) 1983-02-15 1983-02-15 digital input device

Country Status (1)

Country Link
JP (1) JPS59130103U (en)

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