JPS6295340U - - Google Patents
Info
- Publication number
- JPS6295340U JPS6295340U JP18742585U JP18742585U JPS6295340U JP S6295340 U JPS6295340 U JP S6295340U JP 18742585 U JP18742585 U JP 18742585U JP 18742585 U JP18742585 U JP 18742585U JP S6295340 U JPS6295340 U JP S6295340U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- power supply
- detection
- power
- output
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 9
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案による検出スイツチの一実施例
を示す回路図、第２図は本実施例の動作を示す各
部のタイムチヤート、第３図は従来の検出スイツ
チの一例を示す回路図である。
１……直流電源、２，３，４，２１，２２，２
６……電源入力端子、６……負荷、７……検出回
路、８……出力回路、２３……比較器、２４……
エツクスクルーシブオア回路。
Fig. 1 is a circuit diagram showing an embodiment of a detection switch according to the present invention, Fig. 2 is a time chart of various parts showing the operation of this embodiment, and Fig. 3 is a circuit diagram showing an example of a conventional detection switch. . 1...DC power supply, 2, 3, 4, 21, 22, 2
6...Power input terminal, 6...Load, 7...Detection circuit, 8...Output circuit, 23...Comparator, 24...
Exclusive OR circuit.
Claims (1)
２の電源入力端に直列に接続された一対の抵抗体
と、 前記一対の抵抗体の中点より電源が与えられる
検出回路と、 前記第１、第２の電源入力端に夫々入力端が接
続された比較器と、 前記比較器の比較出力と前記検出回路の検出出
力が与えられ出力回路を駆動する排他的論理和回
路と、を具備し、電源端子を前記第１、第２のい
ずれかの電源入力端に接続することにより前記排
他的論理和回路に与える入力を異ならせる出力モ
ードを切換えるよう構成したことを特徴とする検
出スイツチ。 (2) 前記電源入力端に接続される一対の抵抗体
は、同一の抵抗値を有するものであることを特徴
とする実用新案登録請求の範囲第(1)項記載の検
出スイツチ。[Claims for Utility Model Registration] (1) A detection circuit; a pair of resistors connected in series to first and second power input terminals to which one of the power supply terminals is selectively connected; a detection circuit to which power is supplied from the midpoint of the resistor; a comparator having input terminals connected to the first and second power supply input terminals, respectively; and a comparison output of the comparator and a detection output of the detection circuit. an exclusive OR circuit that drives a given output circuit, and by connecting a power supply terminal to either the first or second power supply input terminal, the input given to the exclusive OR circuit can be made different. A detection switch characterized in that it is configured to switch an output mode. (2) The detection switch according to claim 1, wherein the pair of resistors connected to the power input terminal have the same resistance value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18742585U JPH0418256Y2 (en) | 1985-12-04 | 1985-12-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18742585U JPH0418256Y2 (en) | 1985-12-04 | 1985-12-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6295340U true JPS6295340U (en) | 1987-06-18 |
| JPH0418256Y2 JPH0418256Y2 (en) | 1992-04-23 |
Family
ID=31137890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18742585U Expired JPH0418256Y2 (en) | 1985-12-04 | 1985-12-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0418256Y2 (en) |
-
1985
- 1985-12-04 JP JP18742585U patent/JPH0418256Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0418256Y2 (en) | 1992-04-23 |
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