JPS58150221U - Contact status detection device - Google Patents
Contact status detection deviceInfo
- Publication number
- JPS58150221U JPS58150221U JP4858282U JP4858282U JPS58150221U JP S58150221 U JPS58150221 U JP S58150221U JP 4858282 U JP4858282 U JP 4858282U JP 4858282 U JP4858282 U JP 4858282U JP S58150221 U JPS58150221 U JP S58150221U
- Authority
- JP
- Japan
- Prior art keywords
- contact
- detection device
- state detection
- power supply
- status detection
- 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 Electric Properties And Detecting Electric Faults (AREA)
- Keying Circuit Devices (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図は従来の接点状態検出装置を示す電気結線図、第
2図はこの考案に係る接点状態検出装置の一実施例を示
す電気結線図である。6図において、1はスイッチ、2
は開閉用継電器コイル、2a1はメイク接点、3は第1
の直流電源、4は負荷、5は接点状態検出用継電器コイ
ル、5aはメイク接点、6a、6bは出力端子、7は第
2の直流電源である。なお各図中同一部分には同一符号
を付している。FIG. 1 is an electrical wiring diagram showing a conventional contact state detection device, and FIG. 2 is an electrical wiring diagram showing an embodiment of the contact state detection device according to this invention. In figure 6, 1 is a switch, 2
is the switching relay coil, 2a1 is the make contact, and 3 is the first
4 is a load, 5 is a relay coil for contact state detection, 5a is a make contact, 6a and 6b are output terminals, and 7 is a second DC power source. Note that the same parts in each figure are given the same reference numerals.
Claims (1)
路、および前記負荷に並列接続された第2の直流電源と
接点状態検出用継電器コイルとの直列回路を備え、前記
接点の開放時には前記接点状態検出用継電器コイルが励
磁されず、前記接点の閉成時には前記接点状態検出用継
電器コイルが励磁されるように、前記第2の直流電源の
極性を前記゛ 第1の直流電源の極性に対して選定して
なる接点状態検出装置。゛ A series circuit of a contact connected to a first DC power supply and a load, and a series circuit of a second DC power supply connected in parallel to the load and a relay coil for contact state detection, and when the contact is opened, The polarity of the second DC power supply is set to the polarity of the first DC power supply so that the relay coil for contact state detection is not energized and the relay coil for contact state detection is energized when the contact is closed. A contact state detection device selected for.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4858282U JPS58150221U (en) | 1982-04-01 | 1982-04-01 | Contact status detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4858282U JPS58150221U (en) | 1982-04-01 | 1982-04-01 | Contact status detection device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS58150221U true JPS58150221U (en) | 1983-10-08 |
Family
ID=30059491
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4858282U Pending JPS58150221U (en) | 1982-04-01 | 1982-04-01 | Contact status detection device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS58150221U (en) |
-
1982
- 1982-04-01 JP JP4858282U patent/JPS58150221U/en active Pending
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