JPS58153373U - Abnormality detection device for electrical parts - Google Patents
Abnormality detection device for electrical partsInfo
- Publication number
- JPS58153373U JPS58153373U JP4677082U JP4677082U JPS58153373U JP S58153373 U JPS58153373 U JP S58153373U JP 4677082 U JP4677082 U JP 4677082U JP 4677082 U JP4677082 U JP 4677082U JP S58153373 U JPS58153373 U JP S58153373U
- Authority
- JP
- Japan
- Prior art keywords
- abnormality detection
- detection device
- amplifier
- electrical parts
- switching element
- 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
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図はこの考案の一実施例を示す電気回路図、第２図
は第１図における論理回路の電気回路図、第３図ないし
第７図は入力端子Ｉ ｌ −Ｉ ２、出力端子ｏ１−ｏ
２．ｏ２−ｏ３、端子４および５の電圧特性図、第８図
はこの考案の他の実施例を示す回路図である。
ＳＨ・・・抵抗器、Ｈ・・・予熱ヒータ、ＳＡ・・・比
較回路、ＳＣ・・・選択回路、ＣＮ・・・論理回路、Ｉ
ＣＩ、ＩＣ２・・・電圧増巾器、Ｔ１・・・第１のトラ
ンジスタ、Ｔ２・・・第２のトランジスタ。FIG. 1 is an electric circuit diagram showing one embodiment of this invention, FIG. 2 is an electric circuit diagram of the logic circuit in FIG. 1, and FIGS. 3 to 7 are input terminals I l - I 2 and output terminal o1 -o
2. o2-o3, a voltage characteristic diagram of terminals 4 and 5, and FIG. 8 is a circuit diagram showing another embodiment of this invention. SH...Resistor, H...Preheater, SA...Comparison circuit, SC...Selection circuit, CN...Logic circuit, I
CI, IC2...voltage amplifier, T1...first transistor, T2...second transistor.
Claims (1)
気回路において、前記部品に直列に検出用抵抗器を接続
し、前記検出用抵抗器にその両端電圧を増巾する増巾器
を接続し、前記増巾器の出力端に増巾器の出力電圧の有
無に応じてスイッチング動作する第１のスイッチング素
子およびこの第１スイツチング素子より高い電圧でスイ
ッチング動作する第２のスイッチング素子を接続し、か
つ前記２つのスイッチング素子の出力を選択して異なる
複数の異常検出出力を発生する選択回路を設けてなるこ
とを特徴とする電気部品の異常検出装置。In an electric circuit configured with electrical components such as a heater and a resistor, a detection resistor is connected in series to the components, and an amplifier is connected to the detection resistor to amplify the voltage across the detection resistor. , connecting to the output terminal of the amplifier a first switching element that performs a switching operation depending on the presence or absence of an output voltage of the amplifier, and a second switching element that performs a switching operation at a higher voltage than the first switching element; An abnormality detection device for an electrical component, further comprising a selection circuit that selects the outputs of the two switching elements and generates a plurality of different abnormality detection outputs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4677082U JPS58153373U (en) | 1982-03-31 | 1982-03-31 | Abnormality detection device for electrical parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4677082U JPS58153373U (en) | 1982-03-31 | 1982-03-31 | Abnormality detection device for electrical parts |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58153373U true JPS58153373U (en) | 1983-10-13 |
Family
ID=30057755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4677082U Pending JPS58153373U (en) | 1982-03-31 | 1982-03-31 | Abnormality detection device for electrical parts |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58153373U (en) |
-
1982
- 1982-03-31 JP JP4677082U patent/JPS58153373U/en active Pending
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