JPS6365988U - - Google Patents

Info

Publication number
JPS6365988U
JPS6365988U JP16001086U JP16001086U JPS6365988U JP S6365988 U JPS6365988 U JP S6365988U JP 16001086 U JP16001086 U JP 16001086U JP 16001086 U JP16001086 U JP 16001086U JP S6365988 U JPS6365988 U JP S6365988U
Authority
JP
Japan
Prior art keywords
temperature
electric furnace
detection signal
reference signal
outputting
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
JP16001086U
Other languages
English (en)
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 filed Critical
Priority to JP16001086U priority Critical patent/JPS6365988U/ja
Publication of JPS6365988U publication Critical patent/JPS6365988U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
  • Control Of Resistance Heating (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Control Of Temperature (AREA)

Description

【図面の簡単な説明】
第1図は本考案の実施例の構成を示すブロツク
図である。 1……電気炉、2……温度センサ、3……ヒー
タ、6……温度調節器、7……リレー、9……コ
ンパレータ、10……レベル設定手段、11……
フリツプフロツプ回路、12……ホトカプラ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 電気炉内に設けた温度センサによつて炉内温度
    を検出し、該温度検出信号を温度調節器に入力さ
    せ、炉内温度が設定温度になるように該温度調節
    器によつてヒータ電源をオンオフ制御する電気炉
    制御装置であつて、所定レベルの基準信号を出力
    するレベル設定手段と、該レベル設定手段から出
    力される基準信号と前記温度センサから出力され
    る温度検出信号とを比較し、温度検出信号が基準
    信号より大きい場合にヒータ電源をオフにする過
    熱検出信号を出力する比較手段とを備えたことを
    特徴とする電気炉制御装置。
JP16001086U 1986-10-18 1986-10-18 Pending JPS6365988U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16001086U JPS6365988U (ja) 1986-10-18 1986-10-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16001086U JPS6365988U (ja) 1986-10-18 1986-10-18

Publications (1)

Publication Number Publication Date
JPS6365988U true JPS6365988U (ja) 1988-04-30

Family

ID=31084979

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16001086U Pending JPS6365988U (ja) 1986-10-18 1986-10-18

Country Status (1)

Country Link
JP (1) JPS6365988U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108015A (en) * 1979-02-15 1980-08-19 Toshiba Corp Protective device for temperature control
JPS60249281A (ja) * 1984-05-24 1985-12-09 松下電工株式会社 安全回路
JPS6193577A (ja) * 1984-10-15 1986-05-12 松下電工株式会社 過昇防止回路

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55108015A (en) * 1979-02-15 1980-08-19 Toshiba Corp Protective device for temperature control
JPS60249281A (ja) * 1984-05-24 1985-12-09 松下電工株式会社 安全回路
JPS6193577A (ja) * 1984-10-15 1986-05-12 松下電工株式会社 過昇防止回路

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