JPH0288136U - - Google Patents
Info
- Publication number
- JPH0288136U JPH0288136U JP16655688U JP16655688U JPH0288136U JP H0288136 U JPH0288136 U JP H0288136U JP 16655688 U JP16655688 U JP 16655688U JP 16655688 U JP16655688 U JP 16655688U JP H0288136 U JPH0288136 U JP H0288136U
- Authority
- JP
- Japan
- Prior art keywords
- temperature
- resistance value
- measuring resistor
- resistor
- connection body
- 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 description 4
- 239000002131 composite material Substances 0.000 claims 2
- 238000009529 body temperature measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Measuring Temperature Or Quantity Of Heat (AREA)
Description
第１図は、本考案に係る温度検出回路の一実施
例を示す回路図、第２図は、本考案の作用原理を
説明するためのグラフ図図、第３図は、付加抵抗
を選択するために用いる温度―抵抗値の特性曲線
図、第４図及び第５図は、従来例を説明するため
の回路図、第６図は、測温抵抗の温度―抵抗値の
特性曲線図、である。
第１図において、１は測温抵抗としてのサーミ
スタ素子、３は制御機器、４は分圧抵抗、５は付
加抵抗、を示す。図中、同一符号は同一又は相当
部分を示す。
Fig. 1 is a circuit diagram showing an embodiment of the temperature detection circuit according to the present invention, Fig. 2 is a graph diagram for explaining the principle of operation of the present invention, and Fig. 3 is a circuit diagram showing an example of the temperature detection circuit according to the present invention. Figures 4 and 5 are circuit diagrams for explaining the conventional example, and Figure 6 is a temperature-resistance characteristic curve diagram of a temperature-measuring resistor. be. In FIG. 1, 1 is a thermistor element as a temperature measuring resistor, 3 is a control device, 4 is a voltage dividing resistor, and 5 is an additional resistor. In the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
合成抵抗値が該測温抵抗の測温範囲外において一
定となるように該合成抵抗値と実質的に同じ抵抗
値を有する付加抵抗と、該並列接続体に直列接続
された分圧抵抗とを備え、該並列接続体の分圧電
圧を温度検出電圧とすることを特徴とした温度検
出回路。 a temperature-measuring resistor; and an additional resistor connected in parallel with the temperature-measuring resistor and having a resistance value substantially the same as the composite resistance value such that the composite resistance value is constant outside the temperature measurement range of the temperature-measuring resistor. , and a voltage dividing resistor connected in series to the parallel connection body, and the temperature detection circuit is characterized in that the divided voltage of the parallel connection body is used as a temperature detection voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16655688U JPH0288136U (en) | 1988-12-23 | 1988-12-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16655688U JPH0288136U (en) | 1988-12-23 | 1988-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0288136U true JPH0288136U (en) | 1990-07-12 |
Family
ID=31454043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16655688U Pending JPH0288136U (en) | 1988-12-23 | 1988-12-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0288136U (en) |
-
1988
- 1988-12-23 JP JP16655688U patent/JPH0288136U/ja active Pending
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