JPS596299U - burnout circuit - Google Patents

burnout circuit

Info

Publication number
JPS596299U
JPS596299U JP9955282U JP9955282U JPS596299U JP S596299 U JPS596299 U JP S596299U JP 9955282 U JP9955282 U JP 9955282U JP 9955282 U JP9955282 U JP 9955282U JP S596299 U JPS596299 U JP S596299U
Authority
JP
Japan
Prior art keywords
amplifier
comparator
input terminal
switching means
high impedance
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.)
Granted
Application number
JP9955282U
Other languages
Japanese (ja)
Other versions
JPH035994Y2 (en
Inventor
俊博 小林
Original Assignee
株式会社島津製作所
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 株式会社島津製作所 filed Critical 株式会社島津製作所
Priority to JP9955282U priority Critical patent/JPS596299U/en
Publication of JPS596299U publication Critical patent/JPS596299U/en
Application granted granted Critical
Publication of JPH035994Y2 publication Critical patent/JPH035994Y2/ja
Granted 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) [Abstract] 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 the drawing]

第１図は従来のバーンアウト回路の回路接続図、第２図
はこの考案の一実施例を示す、バーンアウト回路の回路
接続図、第３図はこの考案の他の実施例のバーンアウト
回路の要部を示す回路接続図、第４図はこの考案のさら
に他の実施例のバーンアウト回路の要部を示す回路接続
図、第５図はこの考案のバーンアウト回路が適用される
プロセス制御の一例を示すブロック因である。Fig. 1 is a circuit connection diagram of a conventional burnout circuit, Fig. 2 is a circuit connection diagram of a burnout circuit showing an embodiment of this invention, and Fig. 3 is a burnout circuit of another embodiment of this invention. 4 is a circuit connection diagram showing the main parts of a burnout circuit according to another embodiment of this invention. FIG. 5 is a process control diagram to which the burnout circuit of this invention is applied. This is an example of a block cause.

Claims (1)

【実用新案登録請求の範囲】 熱電対からの熱起電力を増幅器を介して導出する起電力
伝送器において、 前記増幅器の入力端子を第１と第２の高インピーダンス
素子で分割接続するとともに、設定電圧源と、この設定
電圧源の電圧と前記第１と第２の高インピーダンス素子
による分割電位とを比較する比較器と、この比較器の出
力に応じてオン／オフするスイッチング手段とを設け、
このスイッチング手段のオン／オフにより、前記増幅器
の入力端子の電位を所定値に強制することを特徴とする
バーンアウト回路。[Claims for Utility Model Registration] In an electromotive force transmitter that derives thermoelectromotive force from a thermocouple via an amplifier, the input terminal of the amplifier is divided and connected by first and second high impedance elements, and the setting A voltage source, a comparator that compares the voltage of the set voltage source and the potential divided by the first and second high impedance elements, and switching means that turns on/off according to the output of the comparator,
A burnout circuit characterized in that the potential of the input terminal of the amplifier is forced to a predetermined value by turning on/off the switching means.
JP9955282U 1982-06-30 1982-06-30 burnout circuit Granted JPS596299U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9955282U JPS596299U (en) 1982-06-30 1982-06-30 burnout circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9955282U JPS596299U (en) 1982-06-30 1982-06-30 burnout circuit

Publications (2)

Publication Number Publication Date
JPS596299U true JPS596299U (en) 1984-01-14
JPH035994Y2 JPH035994Y2 (en) 1991-02-15

Family

ID=30235869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9955282U Granted JPS596299U (en) 1982-06-30 1982-06-30 burnout circuit

Country Status (1)

Country Link
JP (1) JPS596299U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013228265A (en) * 2012-04-25 2013-11-07 Ngk Spark Plug Co Ltd Temperature detector and abnormality determination method for the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013228265A (en) * 2012-04-25 2013-11-07 Ngk Spark Plug Co Ltd Temperature detector and abnormality determination method for the same

Also Published As

Publication number Publication date
JPH035994Y2 (en) 1991-02-15

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