JPS58129516U - Temperature control circuit temperature setting and disconnection detection circuit - Google Patents
Temperature control circuit temperature setting and disconnection detection circuitInfo
- Publication number
- JPS58129516U JPS58129516U JP2417182U JP2417182U JPS58129516U JP S58129516 U JPS58129516 U JP S58129516U JP 2417182 U JP2417182 U JP 2417182U JP 2417182 U JP2417182 U JP 2417182U JP S58129516 U JPS58129516 U JP S58129516U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- disconnection detection
- circuit
- control circuit
- detection circuit
- 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
Landscapes
- Control Of Temperature (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、温度制御回路図である、第２図は、各部の電
圧波形のタイムチャートを示す。
１・・・交流電源、２・・・ヒータ、３・・・トリガ素
子、４．１３・・・ダイオード、５．１４・・・パルス
トラン） ス（１次側、２次側）、６． ８． ９．
１Ｂ、１２゜Ｆ １７，１８．２Ｇ、２１，２６
，２７．２Ｂ。
ａ ３１，３４．３５・・・固定抵抗、７，３４・
・・ホト力ｉ プラ、１１，１５，１６．２９・・・
トランジスタ、１９．２３・・・ミンデンサ、２２・・
・トリ〃゛素子、ト ２４．“２５・・・発光ダイオ
ード、３０・・・コンバレー］ タ、３２・・・感熱
素子、３３・・・直流電源、３６・・・可−変抵抗、■
・・・設定電圧、Ｖ。・・・被設定電圧、ｖｌ・・・ト
ランジスタ２９の出力電圧、■２・・・トリガ素子のゲ
ート電圧、■３・・・コンパレータ出力電圧、Ｖｃ・・
・コンデンサ１９の電圧。
、３へFIG. 1 is a temperature control circuit diagram, and FIG. 2 is a time chart of voltage waveforms at various parts. 1... AC power supply, 2... Heater, 3... Trigger element, 4.13... Diode, 5.14... Pulse transformer) (primary side, secondary side), 6. 8. 9.
1B, 12°F 17, 18.2G, 21, 26
, 27.2B. a 31, 34.35... Fixed resistance, 7, 34.
...Hotoriki i pla, 11, 15, 16.29...
Transistor, 19.23... Mindensa, 22...
・Trial element, G 24. "25...Light emitting diode, 30...Convergence] ta, 32...Thermosensitive element, 33...DC power supply, 36...Variable resistor, ■
...Set voltage, V. ... Set voltage, vl... Output voltage of transistor 29, ■2... Gate voltage of trigger element, ■3... Comparator output voltage, Vc...
- Voltage of capacitor 19. , to 3
Claims (1)
号をコンパレータを介して制御信号を伏る回路において
、温度設定時上記制御信号を状想を発光素子によって認
識する。また感温素子のり線有無をトランジスタ、トリ
ガ素子にて検出し、トリガ素子電流を発光素子にて認識
することをＶ徴とする温度制御回路の温度設定およ６゛
断線検先回路。In a circuit that outputs a control signal via a comparator to an electrical signal that changes in voltage due to a resistance change caused by a temperature sensing element, the state of the control signal is recognized by a light emitting element when temperature is set. Also, the temperature setting and 6゜ disconnection detection circuit of the temperature control circuit which detects the presence or absence of the wire of the thermosensing element by a transistor and a trigger element, and recognizes the trigger element current by a light emitting element as a V sign.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2417182U JPS58129516U (en) | 1982-02-24 | 1982-02-24 | Temperature control circuit temperature setting and disconnection detection circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2417182U JPS58129516U (en) | 1982-02-24 | 1982-02-24 | Temperature control circuit temperature setting and disconnection detection circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58129516U true JPS58129516U (en) | 1983-09-01 |
Family
ID=30036176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2417182U Pending JPS58129516U (en) | 1982-02-24 | 1982-02-24 | Temperature control circuit temperature setting and disconnection detection circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58129516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04104320U (en) * | 1990-01-29 | 1992-09-08 | ミネソタ マイニング アンド マニユフアクチヤリング カンパニー | temperature control circuit |
-
1982
- 1982-02-24 JP JP2417182U patent/JPS58129516U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04104320U (en) * | 1990-01-29 | 1992-09-08 | ミネソタ マイニング アンド マニユフアクチヤリング カンパニー | temperature control circuit |
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