DE69623813D1 - Fehlerüberwachungsverfahren für speicherprogrammierbare steuerung - Google Patents

Fehlerüberwachungsverfahren für speicherprogrammierbare steuerung

Info

Publication number
DE69623813D1
DE69623813D1 DE69623813T DE69623813T DE69623813D1 DE 69623813 D1 DE69623813 D1 DE 69623813D1 DE 69623813 T DE69623813 T DE 69623813T DE 69623813 T DE69623813 T DE 69623813T DE 69623813 D1 DE69623813 D1 DE 69623813D1
Authority
DE
Germany
Prior art keywords
programmable control
error monitoring
monitoring procedure
procedure
error
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 - Lifetime
Application number
DE69623813T
Other languages
English (en)
Other versions
DE69623813T2 (de
Inventor
Weeks Mowry
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.)
Siemens Industry Inc
Original Assignee
Siemens Energy and Automation Inc
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 Siemens Energy and Automation Inc filed Critical Siemens Energy and Automation Inc
Publication of DE69623813D1 publication Critical patent/DE69623813D1/de
Application granted granted Critical
Publication of DE69623813T2 publication Critical patent/DE69623813T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G05B19/054—Input/output
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0423—Input/output
    • G05B19/0425—Safety, monitoring
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/05—Programmable logic controllers, e.g. simulating logic interconnections of signals according to ladder diagrams or function charts
    • G05B19/058—Safety, monitoring

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Programmable Controllers (AREA)
  • Electronic Switches (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
DE69623813T 1995-12-29 1996-12-11 Fehlerüberwachungsverfahren für speicherprogrammierbare steuerung Expired - Lifetime DE69623813T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/586,014 US5757275A (en) 1995-12-29 1995-12-29 Fault monitoring technique for programmable logic controllers
PCT/US1996/019615 WO1997024647A1 (en) 1995-12-29 1996-12-11 Fault monitoring technique for programmable logic controllers

Publications (2)

Publication Number Publication Date
DE69623813D1 true DE69623813D1 (de) 2002-10-24
DE69623813T2 DE69623813T2 (de) 2003-08-07

Family

ID=24343945

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69623813T Expired - Lifetime DE69623813T2 (de) 1995-12-29 1996-12-11 Fehlerüberwachungsverfahren für speicherprogrammierbare steuerung

Country Status (7)

Country Link
US (1) US5757275A (de)
EP (1) EP0870217B1 (de)
CN (1) CN1107248C (de)
DE (1) DE69623813T2 (de)
ES (1) ES2183990T3 (de)
IN (1) IN190366B (de)
WO (1) WO1997024647A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19823441C1 (de) * 1998-05-19 1999-07-08 Siemens Ag Digitaleingabebaugruppe
US7123156B2 (en) * 1999-12-17 2006-10-17 L.S. Unico, Inc. Lighted status indicator corresponding to the positions of circuit breaker, switch or fuse
WO2003075019A1 (fr) * 2002-03-06 2003-09-12 Sanken Electric Co., Ltd. Circuit de detection du niveau d'un signal c.a.
US6941389B2 (en) * 2002-03-29 2005-09-06 First Data Corporation System and method for processing I/O by disabling output for configuration processor when processor clock is inactive and resuming processor after predetermined period of time
US20040076273A1 (en) * 2002-10-18 2004-04-22 Oman Paul W. Text-to-voice system for communicating operational information from a protective device for a power system to a human user
US8251110B2 (en) 2004-08-17 2012-08-28 Mbhd, Llc Filling adapter
US7726521B2 (en) * 2004-08-17 2010-06-01 Mbhd, Llc Liquid dispenser
US7315255B2 (en) * 2005-04-15 2008-01-01 George Sortiriou Load status indicator
RU2419827C2 (ru) * 2006-08-08 2011-05-27 Сименс Энерджи Энд Отомейшн, Инк. Устройства, системы и способы, касающиеся сбоя plc-системы
CN101639676B (zh) * 2008-07-29 2011-09-28 上海梅山钢铁股份有限公司 Plc单通道多故障输出装置
WO2012048315A1 (en) * 2010-10-08 2012-04-12 Power Up Manufacturing Inc. Energy storage and output system
CN102788895A (zh) * 2011-05-18 2012-11-21 富泰华工业（深圳）有限公司 交流电压侦测电路
CN105391441B (zh) * 2015-11-23 2018-09-11 南阳理工学院 低速光耦加速电路
US11622431B2 (en) * 2021-06-30 2023-04-04 Western Digital Technologies, Inc. Method and apparatus to control bi-color LEDs on enterprise and datacenter solid state drive (E3) form factor

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3641546A (en) * 1970-01-02 1972-02-08 Gen Electric High-low voltage level sensor
US4077061A (en) * 1977-03-25 1978-02-28 Westinghouse Electric Corporation Digital processing and calculating AC electric energy metering system
JPS54135969U (de) * 1978-03-14 1979-09-20
US4322771A (en) * 1979-12-31 1982-03-30 Allen-Bradley Company Triac-protected output circuit
IT1169166B (it) * 1983-02-15 1987-05-27 Gd Spa Sistema di controllo funzionale di circuiti in ingresso a un'unita' centrale di controllo e comando per macchine e/o dispositivi utilizzabili in linee di produzione e/o confezionamento di prodotti
FR2547075B1 (fr) * 1983-06-03 1986-03-28 Telemecanique Electrique Procede et dispositif pour la protection et le controle de la transmission des informations entre l'unite centrale d'un automate programmable et les capteurs et/ou les actionneurs du processus commande
US4771403A (en) * 1984-11-16 1988-09-13 Allen-Bradley Company, Inc. I/O module with multi-function integrated circuits and an isolation interface for multiplexing data between a main processor and I/O devices

Also Published As

Publication number Publication date
EP0870217A1 (de) 1998-10-14
US5757275A (en) 1998-05-26
DE69623813T2 (de) 2003-08-07
CN1107248C (zh) 2003-04-30
EP0870217B1 (de) 2002-09-18
ES2183990T3 (es) 2003-04-01
WO1997024647A1 (en) 1997-07-10
IN190366B (de) 2003-07-19
CN1211327A (zh) 1999-03-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: MAIER, D., DIPL.-ING. UNIV., PAT.-ASS., 85221 DACH

8327 Change in the person/name/address of the patent owner

Owner name: SIEMENS INDUSTRY, INC. (N.D.GES.D. STAATES DEL, US