JPS60131015U - temperature control device - Google Patents
temperature control deviceInfo
- Publication number
- JPS60131015U JPS60131015U JP1650884U JP1650884U JPS60131015U JP S60131015 U JPS60131015 U JP S60131015U JP 1650884 U JP1650884 U JP 1650884U JP 1650884 U JP1650884 U JP 1650884U JP S60131015 U JPS60131015 U JP S60131015U
- Authority
- JP
- Japan
- Prior art keywords
- temperature control
- control device
- resistance
- voltage divider
- divider 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
- Safety Devices In Control Systems (AREA)
- 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図は本願の温度制御装置の回路図、第２図は断線に
伴う第１図の各部の電圧を示す説明図、第３図は従来の
温度制御装置の回路図、第４図は断線に伴う第３図の各
部の電圧を示す説明図である。
１・・・三線式測温抵抗体、４． ５． ６・・・抵抗
、ｊ １・・・演算増幅器、１９・・・ヒータ、
２３・・・トランジスタ。Fig. 1 is a circuit diagram of the temperature control device of the present application, Fig. 2 is an explanatory diagram showing the voltage of each part of Fig. 1 due to a disconnection, Fig. 3 is a circuit diagram of a conventional temperature control device, and Fig. 4 is a disconnection. FIG. 4 is an explanatory diagram showing voltages at various parts in FIG. 3 according to FIG. 1... Three-wire resistance temperature detector, 4. 5. 6...Resistance, j 1...Operation amplifier, 19...Heater,
23...Transistor.
Claims (1)
端子Ａを接続した三線式測温抵抗体と、演算増幅器とを
有し、前記測温抵抗体の端子Ｂに前記抵抗分圧回路の非
電源側を接続し、端子Ｂ′、を接地してブリッジを構成
し各中性点電位を前記演算増幅器に入力してその出力に
基づいて温度調節手段を制御する温度制御装置に於いて
、前記抵抗分圧回路の非電源側に接続されてそこの電圧
上昇によって前記温度調節手段を非動作状態とするスイ
ッチング手段を設けた事を特徴とする温度制御装置。It has a resistance voltage divider circuit connected to a power source, a three-wire resistance temperature detector whose terminal A is connected to the power source via a resistor, and an operational amplifier, and the resistance voltage divider circuit is connected to a terminal B of the resistance temperature detector. In the temperature control device, the non-power side of the circuit is connected, the terminal B' is grounded to form a bridge, each neutral point potential is input to the operational amplifier, and the temperature control means is controlled based on the output thereof. A temperature control device comprising: switching means connected to a non-power supply side of the resistive voltage divider circuit to cause the temperature adjustment means to be inactive due to a voltage rise there.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1650884U JPS60131015U (en) | 1984-02-07 | 1984-02-07 | temperature control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1650884U JPS60131015U (en) | 1984-02-07 | 1984-02-07 | temperature control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60131015U true JPS60131015U (en) | 1985-09-02 |
Family
ID=30503344
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1650884U Pending JPS60131015U (en) | 1984-02-07 | 1984-02-07 | temperature control device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60131015U (en) |
-
1984
- 1984-02-07 JP JP1650884U patent/JPS60131015U/en active Pending
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