JPS5996941U - DC 2-wire proximity switch - Google Patents
DC 2-wire proximity switchInfo
- Publication number
- JPS5996941U JPS5996941U JP19120782U JP19120782U JPS5996941U JP S5996941 U JPS5996941 U JP S5996941U JP 19120782 U JP19120782 U JP 19120782U JP 19120782 U JP19120782 U JP 19120782U JP S5996941 U JPS5996941 U JP S5996941U
- Authority
- JP
- Japan
- Prior art keywords
- transistor
- proximity switch
- detection means
- wire proximity
- constant voltage
- 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
- Electronic Switches (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２線式近接スイッチの構成の一例を示す
回路図、第２図は本考案直流２線式近接スイッチの構成
の一例を示す回路図、第３図は第２図に示した定電圧回
路の他の実施例を示す回路 ′１．２１・・・近接ス
イッチ、１０ａ、１０ｂ・・・端子、２・・・検出コイ
ル、３・・・コンデンサ、４・・・検出 −回路、８
・・・電源、９・・・負荷、６． １１． １３゜２５
．３２・・・抵抗、５． ７．．１４． ２４． ３１
・・・トランジスタ、１２． ２２． ２３・・・定電
圧素子、２６．３０・・・定電圧回路。Figure 1 is a circuit diagram showing an example of the configuration of a conventional two-wire proximity switch, Figure 2 is a circuit diagram showing an example of the configuration of the present invention DC two-wire proximity switch, and Figure 3 is the circuit diagram shown in Figure 2. 1.21... Proximity switch, 10a, 10b... Terminal, 2... Detection coil, 3... Capacitor, 4... Detection -circuit , 8
...Power source, 9...Load, 6. 11. 13°25
．． 32...Resistance, 5. 7. ．． 14. 24. 31
...transistor, 12. 22. 23... Constant voltage element, 26.30... Constant voltage circuit.
Claims (1)
される２端子と、該２端子間を開閉するトランジスタと
、被検出物体の接近を検知して前記トランジスタの開閉
を制御する検出手段と、前記ト胃 ランジスタに直列に
介挿され、前記検出手段の出力を制御して前記トランジ
スタを流れる過電流舎制限し、定電圧を前記検出手段に
供給する定電圧手段とを具備したことを特徴とする直流
２線式近接スイッチ。two terminals connected to both ends of a series circuit of a DC power source and a load, a transistor for opening and closing between the two terminals, and a detection means for detecting the approach of a detected object and controlling opening and closing of the transistor. , characterized by comprising constant voltage means inserted in series with the transistor, controlling the output of the detection means to limit the overcurrent flowing through the transistor, and supplying a constant voltage to the detection means. DC 2-wire proximity switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19120782U JPS5996941U (en) | 1982-12-20 | 1982-12-20 | DC 2-wire proximity switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19120782U JPS5996941U (en) | 1982-12-20 | 1982-12-20 | DC 2-wire proximity switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5996941U true JPS5996941U (en) | 1984-06-30 |
Family
ID=30411806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19120782U Pending JPS5996941U (en) | 1982-12-20 | 1982-12-20 | DC 2-wire proximity switch |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5996941U (en) |
-
1982
- 1982-12-20 JP JP19120782U patent/JPS5996941U/en active Pending
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