JPS6255831U - - Google Patents
Info
- Publication number
- JPS6255831U JPS6255831U JP14661385U JP14661385U JPS6255831U JP S6255831 U JPS6255831 U JP S6255831U JP 14661385 U JP14661385 U JP 14661385U JP 14661385 U JP14661385 U JP 14661385U JP S6255831 U JPS6255831 U JP S6255831U
- Authority
- JP
- Japan
- Prior art keywords
- switch
- circuit
- current
- power supply
- series
- 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
- 238000005259 measurement Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Keying Circuit Devices (AREA)
- Electronic Switches (AREA)
Description
第１図は本考案の一実施例を示す現場保護スイ
ツチの構成図、第２図は他の実施例を示す構成図
である。
１…操作によつて動作するｂ接点、２…ａ接点
、３…内部抵抗、１０…直流電源、２０…アナロ
グ入力基板、３０…２番目に接続される現場保護
スイツチ、３３…内部抵抗、４０…１番目に接続
される現場保護スイツチ、４３…内部抵抗。
FIG. 1 is a block diagram of a field protection switch showing one embodiment of the present invention, and FIG. 2 is a block diagram showing another embodiment. 1... B contact operated by operation, 2... A contact, 3... Internal resistance, 10... DC power supply, 20... Analog input board, 30... Field protection switch connected second, 33... Internal resistance, 40 ...First field protection switch connected, 43...Internal resistance.
Claims (1)
装置。 (イ) 直流電流回路に接続されて、回路に流れる
直流電流量を計測する直流電流計測装置。 (ロ) 前記直流電流回路に接続されて直流電流を
流す直流電源。 (ハ) この直流電源と直列に接続され、操作スイ
ツチの操作によつて開路する第１の開閉器。 (ニ) この第１の開閉器と直列に接続され、前記
直流電源及び前記直流計測装置と共に閉回路を構
成する内部抵抗。 (ホ) この内部抵抗及び前記第１の開閉器の直列
回路と並列に前記直流電流回路に接続され、前記
操作スイツチの操作によつて閉路する第２の開閉
器。[Scope of Claim for Utility Model Registration] A switch operation determination device comprising the following components. (a) A DC current measuring device that is connected to a DC current circuit and measures the amount of DC current flowing through the circuit. (b) A DC power supply that is connected to the DC current circuit and flows a DC current. (c) A first switch connected in series with this DC power supply and opened by operating the operation switch. (d) An internal resistor that is connected in series with the first switch and forms a closed circuit together with the DC power supply and the DC measurement device. (E) A second switch which is connected to the DC current circuit in parallel with the internal resistance and the series circuit of the first switch, and which is closed by operating the operation switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14661385U JPS6255831U (en) | 1985-09-27 | 1985-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14661385U JPS6255831U (en) | 1985-09-27 | 1985-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6255831U true JPS6255831U (en) | 1987-04-07 |
Family
ID=31059240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14661385U Pending JPS6255831U (en) | 1985-09-27 | 1985-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6255831U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103003180A (en) * | 2010-06-02 | 2013-03-27 | 奥的斯电梯公司 | Switch detection system |
| JP2013069522A (en) * | 2011-09-22 | 2013-04-18 | Kyushu Institute Of Technology | Touch switch device |
-
1985
- 1985-09-27 JP JP14661385U patent/JPS6255831U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103003180A (en) * | 2010-06-02 | 2013-03-27 | 奥的斯电梯公司 | Switch detection system |
| JP2013530500A (en) * | 2010-06-02 | 2013-07-25 | オーチス エレベータ カンパニー | Switch detection system |
| JP2013069522A (en) * | 2011-09-22 | 2013-04-18 | Kyushu Institute Of Technology | Touch switch device |
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