JPS6266316U - - Google Patents
Info
- Publication number
- JPS6266316U JPS6266316U JP15726685U JP15726685U JPS6266316U JP S6266316 U JPS6266316 U JP S6266316U JP 15726685 U JP15726685 U JP 15726685U JP 15726685 U JP15726685 U JP 15726685U JP S6266316 U JPS6266316 U JP S6266316U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- voltage signal
- circuit
- energization
- level
- 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
Links
- 238000001514 detection method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 239000013256 coordination polymer Substances 0.000 description 1
Description
第１図は本考案に係わる温度制御回路の回路構
成図、第２図は本回路でのデイフアレンスを説明
するための図、第３図は本回路を用いた場合の温
度制御状態を示す図、第４図はサーミスタの負性
抵抗特性を示す図、第５図は従来回路での温度制
御状態を示す図である。
Ｈ……ヒータ線、Ｃ……リレーコイル、Ｓ……
リレースイツチ、Ｎ……サーミスタ、ＶＲ……温
度調整器、ＣＰ……コンパレータ回路、Ｑ……出
力用トランジスタ、Ｒ１〜Ｒ７……抵抗。
FIG. 1 is a circuit configuration diagram of a temperature control circuit according to the present invention, FIG. 2 is a diagram for explaining the difference in this circuit, and FIG. 3 is a diagram showing a temperature control state when using this circuit. FIG. 4 is a diagram showing the negative resistance characteristics of the thermistor, and FIG. 5 is a diagram showing the temperature control state in a conventional circuit. H... Heater wire, C... Relay coil, S...
Relay switch, N...thermistor, VR...temperature regulator, CP...comparator circuit, Q...output transistor, R1 to R7...resistance.
Claims (1)
子の抵抗値変化に応じた温度電圧信号および所望
温度に応じた基準電圧信号とを比較して前記温度
電圧信号のレベルが高くなつたときに通電信号を
送出するコンパレータ回路と、このコンパレータ
回路に接続された正帰還回路と、前記通電信号を
受けてヒータ線に電力を供給する通電回路と、前
記正帰還回路により生じる前記温度電圧信号と前
記基準電圧信号とのレベルが一致したときの前記
温度電圧信号のレベル変化差を低温調整程小さく
する温度調整回路とを具備したことを特徴とする
温度制御回路。 When a negative resistance element for temperature detection is compared with a temperature voltage signal corresponding to a change in the resistance value of this negative resistance element and a reference voltage signal corresponding to a desired temperature, and the level of the temperature voltage signal becomes high. a comparator circuit that sends an energization signal to the heater wire; a positive feedback circuit connected to the comparator circuit; an energization circuit that receives the energization signal and supplies power to the heater wire; and the temperature voltage signal generated by the positive feedback circuit. A temperature control circuit comprising: a temperature adjustment circuit that reduces a difference in level change of the temperature voltage signal when the level matches that of the reference voltage signal as the temperature is adjusted to a lower temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15726685U JPS6266316U (en) | 1985-10-15 | 1985-10-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15726685U JPS6266316U (en) | 1985-10-15 | 1985-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6266316U true JPS6266316U (en) | 1987-04-24 |
Family
ID=31079650
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15726685U Pending JPS6266316U (en) | 1985-10-15 | 1985-10-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6266316U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54113788A (en) * | 1978-02-25 | 1979-09-05 | Omron Tateisi Electronics Co | Temperature control circuit |
-
1985
- 1985-10-15 JP JP15726685U patent/JPS6266316U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54113788A (en) * | 1978-02-25 | 1979-09-05 | Omron Tateisi Electronics Co | Temperature control circuit |
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