JPS596299U - burnout circuit - Google Patents
burnout circuitInfo
- 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
Links
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
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
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)
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.
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)
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 |
-
1982
- 1982-06-30 JP JP9955282U patent/JPS596299U/en active Granted
Cited By (1)
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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