DE2753869C2 - Meßwertgeber - Google Patents

Meßwertgeber

Info

Publication number
DE2753869C2
DE2753869C2 DE2753869A DE2753869A DE2753869C2 DE 2753869 C2 DE2753869 C2 DE 2753869C2 DE 2753869 A DE2753869 A DE 2753869A DE 2753869 A DE2753869 A DE 2753869A DE 2753869 C2 DE2753869 C2 DE 2753869C2
Authority
DE
Germany
Prior art keywords
output
current
circuit
control
thyristor
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.)
Expired
Application number
DE2753869A
Other languages
German (de)
English (en)
Other versions
DE2753869A1 (de
Inventor
Jean-Marie Isle-D'Espagnac Periot
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telemecanique SA
Original Assignee
La Telemecanique Electrique SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by La Telemecanique Electrique SA filed Critical La Telemecanique Electrique SA
Publication of DE2753869A1 publication Critical patent/DE2753869A1/de
Application granted granted Critical
Publication of DE2753869C2 publication Critical patent/DE2753869C2/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/945—Proximity switches

Landscapes

  • Electronic Switches (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Control Of Electrical Variables (AREA)
DE2753869A 1976-12-03 1977-12-02 Meßwertgeber Expired DE2753869C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7636635A FR2373037A1 (fr) 1976-12-03 1976-12-03 Detecteur de proximite a deux fils

Publications (2)

Publication Number Publication Date
DE2753869A1 DE2753869A1 (de) 1978-06-08
DE2753869C2 true DE2753869C2 (de) 1987-05-14

Family

ID=9180676

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2753869A Expired DE2753869C2 (de) 1976-12-03 1977-12-02 Meßwertgeber

Country Status (4)

Country Link
US (1) US4168443A (https=)
CA (1) CA1096957A (https=)
DE (1) DE2753869C2 (https=)
FR (1) FR2373037A1 (https=)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5590027A (en) * 1978-12-28 1980-07-08 Omron Tateisi Electronics Co Twoowire ac switch proxility switch
FR2457604A1 (fr) * 1979-05-25 1980-12-19 Telemecanique Electrique Detecteur photo-electrique de la presence d'un objet, du type a deux fils
US4433251A (en) * 1981-09-21 1984-02-21 Dennison Manufacturing Company Power supply circuitry
DE3250113C1 (de) * 1982-04-21 1995-01-19 Ifm Electronic Gmbh Elektronisches, vorzugsweise berührungslos arbeitendes Schaltgerät
DE3615052A1 (de) * 1986-05-03 1987-11-05 Balluff Gebhard Feinmech Zweidraht-schalter
US4939455A (en) * 1988-09-02 1990-07-03 Hamilton Standard Controls, Inc. Sensor having two-wire connection to load
FR2656705B1 (fr) * 1989-12-28 1992-04-17 Telemecanique Detecteur du type deux fils a tension regulee.
FR2668257B1 (fr) * 1990-10-18 1994-05-13 Telemecanique Detecteur du type deux fils a tension regulee.
US5380983A (en) * 1993-07-12 1995-01-10 Black & Decker Inc. Electrical appliance having user proximity sensor
FR2710474B1 (fr) * 1993-09-24 1995-11-17 Seb Sa Dispositif de détection de courant électrique par micro-fuite.
US6920400B2 (en) 1998-05-01 2005-07-19 United Electric Controls Co. Method and apparatus for detecting a plugged port
US6522249B1 (en) 2001-08-30 2003-02-18 United Electric Controls, Co. Two wire output/power mechanism for remote devices
US7973589B2 (en) * 2009-07-10 2011-07-05 Rothenberger David C Micro-controller-based electronic switch using a proximity detector to facilitate hands-free control of an AC device
ITMI20150543A1 (it) * 2015-04-15 2016-10-15 Costr Elettromeccaniche P Torresan S R L Regolatore di tensione in derivazione di protezione di un carico elettrico da sovratensioni e transitori di tensione

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3743865A (en) * 1971-12-29 1973-07-03 W Riechmann Proximity switch
US3747010A (en) * 1972-09-21 1973-07-17 R Buck Power supply for oscillator circuit of contactless proximity indicator
DE2330233C3 (de) * 1973-06-14 1975-12-11 Robert 7995 Neukirch Buck Elektronisches, vorzugsweise berührungslos arbeitendes SchaHgerät
JPS50101864A (https=) * 1974-01-11 1975-08-12
DE2446454C2 (de) * 1974-09-20 1984-06-28 Pulsotronic Merten Gmbh & Co Kg, 5270 Gummersbach Zweipoliges, berührungslos wirkendes Schaltgerät
DE2552310C3 (de) * 1974-11-22 1988-02-11 Square D Co., Park Ridge, Ill. Elektrischer Annäherungsschalter

Also Published As

Publication number Publication date
US4168443A (en) 1979-09-18
CA1096957A (fr) 1981-03-03
FR2373037B1 (https=) 1981-12-11
FR2373037A1 (fr) 1978-06-30
DE2753869A1 (de) 1978-06-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8363 Opposition against the patent
8331 Complete revocation