DE10159697B4 - Redundante Einrichtungen in einem Prozesssteuersystem - Google Patents

Redundante Einrichtungen in einem Prozesssteuersystem Download PDF

Info

Publication number
DE10159697B4
DE10159697B4 DE10159697.9A DE10159697A DE10159697B4 DE 10159697 B4 DE10159697 B4 DE 10159697B4 DE 10159697 A DE10159697 A DE 10159697A DE 10159697 B4 DE10159697 B4 DE 10159697B4
Authority
DE
Germany
Prior art keywords
redundant
bus
process control
main
devices
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
DE10159697.9A
Other languages
German (de)
English (en)
Other versions
DE10159697A1 (de
Inventor
Dan D. Christensen
Steve D. Bonwell
Brian Alan Frankchuk
Stephen Anthony Zielinski
Craig Robert Tielens
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.)
Fisher Rosemount Systems Inc
Original Assignee
Fisher Rosemount Systems 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24934995&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE10159697(B4) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Fisher Rosemount Systems Inc filed Critical Fisher Rosemount Systems Inc
Publication of DE10159697A1 publication Critical patent/DE10159697A1/de
Application granted granted Critical
Publication of DE10159697B4 publication Critical patent/DE10159697B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/2002—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where interconnections or communication control functionality are redundant
    • G06F11/2005—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where interconnections or communication control functionality are redundant using redundant communication controllers
    • 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
    • G05B2219/00—Program-control systems
    • G05B2219/20—Pc systems
    • G05B2219/24—Pc safety
    • G05B2219/24174—One channel is used for communication while other is tested, in redundant I-O

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Programmable Controllers (AREA)
  • Safety Devices In Control Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Testing And Monitoring For Control Systems (AREA)
  • Small-Scale Networks (AREA)
  • Hardware Redundancy (AREA)
DE10159697.9A 2000-12-05 2001-12-05 Redundante Einrichtungen in einem Prozesssteuersystem Expired - Lifetime DE10159697B4 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/730,356 2000-12-05
US09/730,356 US6742136B2 (en) 2000-12-05 2000-12-05 Redundant devices in a process control system

Publications (2)

Publication Number Publication Date
DE10159697A1 DE10159697A1 (de) 2003-03-06
DE10159697B4 true DE10159697B4 (de) 2014-10-16

Family

ID=24934995

Family Applications (1)

Application Number Title Priority Date Filing Date
DE10159697.9A Expired - Lifetime DE10159697B4 (de) 2000-12-05 2001-12-05 Redundante Einrichtungen in einem Prozesssteuersystem

Country Status (4)

Country Link
US (1) US6742136B2 (cg-RX-API-DMAC7.html)
JP (3) JP2002237823A (cg-RX-API-DMAC7.html)
DE (1) DE10159697B4 (cg-RX-API-DMAC7.html)
GB (1) GB2372837B (cg-RX-API-DMAC7.html)

Families Citing this family (85)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6947389B1 (en) * 2000-06-30 2005-09-20 Fisher-Rosemount Systems, Inc. Two-mode foundation fieldbus device configurator
JP3877519B2 (ja) * 2000-12-15 2007-02-07 株式会社日立製作所 システム回復方法およびその実施計算機システム並びにその処理プログラムを記録した記録媒体
JP4404493B2 (ja) * 2001-02-01 2010-01-27 日本電気株式会社 計算機システム
US7487182B2 (en) * 2001-01-23 2009-02-03 Conformia Software, Inc. Systems and methods for managing the development and manufacturing of a drug
US7801777B2 (en) * 2001-01-23 2010-09-21 Oracle International Corporation System and method for managing the development and manufacturing of a beverage
US20020165806A1 (en) * 2001-01-23 2002-11-07 Kataria Anjali Rani System and method for managing a regulated industry
EP1227616B1 (de) * 2001-01-26 2006-11-08 Siemens Aktiengesellschaft Verfahren, Programm und Anordnung zur Synchronisierung von einem Network Manager mit einem Network Agenten
US7370239B2 (en) 2001-05-31 2008-05-06 Fisher-Rosemount Systems, Inc. Input/output device with configuration, fault isolation and redundant fault assist functionality
US20030023895A1 (en) * 2001-07-27 2003-01-30 Manish Sinha Peripheral failover system
US6549034B1 (en) * 2001-12-27 2003-04-15 Rockwell Automation Technologies, Inc. Programmable logic controller for safety systems with reduced cross-wiring
US6832270B2 (en) * 2002-03-08 2004-12-14 Hewlett-Packard Development Company, L.P. Virtualization of computer system interconnects
JP2003318918A (ja) * 2002-04-19 2003-11-07 Hitachi Ltd 電子機器
JP3882783B2 (ja) * 2002-05-31 2007-02-21 オムロン株式会社 プログラマブルコントローラ及びｃｐｕユニット並びに通信ユニット及び通信ユニットの制御方法
US7392165B2 (en) * 2002-10-21 2008-06-24 Fisher-Rosemount Systems, Inc. Simulation system for multi-node process control systems
US6799231B2 (en) * 2002-10-22 2004-09-28 Asix Electronics Corp. Virtual I/O device coupled to memory controller
US7865251B2 (en) * 2003-01-28 2011-01-04 Fisher-Rosemount Systems, Inc. Method for intercontroller communications in a safety instrumented system or a process control system
US7302507B2 (en) * 2003-09-29 2007-11-27 Honeywell International Inc. Reestablishing connections when a block/device at one end is re-initialized
US9213609B2 (en) * 2003-12-16 2015-12-15 Hewlett-Packard Development Company, L.P. Persistent memory device for backup process checkpoint states
US7476802B2 (en) * 2004-03-22 2009-01-13 Fairmont Automation Inc. Programmable automation controller assembly
US7774073B2 (en) * 2004-03-22 2010-08-10 Fairmont Automation Inc. Modular programmable automation controller with multi-processor architecture
SE0401091L (sv) * 2004-04-28 2005-10-29 Sven Nils Johannes Linnman Metod att konfigurera ett bussystem
JP2007536634A (ja) * 2004-05-04 2007-12-13 フィッシャー−ローズマウント・システムズ・インコーポレーテッド プロセス制御システムのためのサービス指向型アーキテクチャ
US20050276153A1 (en) * 2004-06-14 2005-12-15 Systech, Inc. Integrated control system
JP2006185291A (ja) * 2004-12-28 2006-07-13 Yokogawa Electric Corp フィールド機器管理システム
US7813831B2 (en) * 2005-06-09 2010-10-12 Whirlpool Corporation Software architecture system and method for operating an appliance in multiple operating modes
US7917914B2 (en) * 2005-06-09 2011-03-29 Whirlpool Corporation Event notification system for an appliance
US20080137670A1 (en) * 2005-06-09 2008-06-12 Whirlpool Corporation Network System with Message Binding for Appliances
US7921429B2 (en) 2005-06-09 2011-04-05 Whirlpool Corporation Data acquisition method with event notification for an appliance
CA2611527A1 (en) * 2005-06-09 2006-12-21 Whirlpool Corporation Software architecture system and method for communication with, and management of, at least one component within a household appliance
US20070162158A1 (en) * 2005-06-09 2007-07-12 Whirlpool Corporation Software architecture system and method for operating an appliance utilizing configurable notification messages
JP4666258B2 (ja) * 2006-01-11 2011-04-06 横河電機株式会社 データアクセスシステム
US8359112B2 (en) * 2006-01-13 2013-01-22 Emerson Process Management Power & Water Solutions, Inc. Method for redundant controller synchronization for bump-less failover during normal and program mismatch conditions
GB2477654B (en) * 2006-09-29 2011-11-23 Fisher Rosemount Systems Inc A Process Control System and Associated Method using Two Communication Networks
JP2008181240A (ja) * 2007-01-23 2008-08-07 Toshiba Corp 冗長化分散制御システム
US7707459B2 (en) 2007-03-08 2010-04-27 Whirlpool Corporation Embedded systems debugging
US20080313254A1 (en) * 2007-06-18 2008-12-18 Hilemon Christopher G Virtual fieldbus device
US8122089B2 (en) * 2007-06-29 2012-02-21 Microsoft Corporation High availability transport
US20090182825A1 (en) * 2007-07-04 2009-07-16 International Business Machines Corporation Method and system for providing source information of data being published
US7974793B2 (en) * 2007-08-31 2011-07-05 Siemens Industry, Inc. Systems, and/or devices to control the synchronization of diagnostic cycles and data conversion for redundant I/O applications
US7793140B2 (en) * 2007-10-15 2010-09-07 International Business Machines Corporation Method and system for handling failover in a distributed environment that uses session affinity
KR101218003B1 (ko) * 2008-06-02 2013-01-02 미쓰비시덴키 가부시키가이샤 데이터 통신 시스템 및 데이터 통신 장치
CA2726534C (en) * 2008-06-17 2016-03-22 Rosemount Inc. Rf adapter for field device with loop current bypass
US20100049717A1 (en) * 2008-08-20 2010-02-25 Ryan Michael F Method and systems for sychronization of process control servers
JP2010068594A (ja) * 2008-09-09 2010-03-25 Mitsubishi Electric Corp 保護制御システム
KR100985957B1 (ko) * 2008-12-03 2010-10-06 엘에스산전 주식회사 멀티포인트 입출력 모듈의 이중화 장치
CN101534230B (zh) * 2009-04-15 2012-02-01 中控科技集团有限公司 基于以太网的发送数据的方法、以太网节点及控制系统
JP5578647B2 (ja) * 2009-09-11 2014-08-27 メタウォーター株式会社 クラウドシステム及びクラウドシステムの制御方法
DE102009045901A1 (de) * 2009-10-21 2011-04-28 Endress + Hauser Process Solutions Ag Prozesskontrollanordnung für eine Anlage der Prozess- und/oder Automatisierungstechnik
DE102009047544A1 (de) * 2009-12-04 2011-06-09 Endress + Hauser Process Solutions Ag Verfahren zum Einstellen von Prametern eines Feldgerät-Stromversorgungsmoduls
US20110161538A1 (en) * 2009-12-31 2011-06-30 Schneider Electric USA, Inc. Method and System for Implementing Redundant Network Interface Modules in a Distributed I/O System
US10025734B1 (en) * 2010-06-29 2018-07-17 EMC IP Holding Company LLC Managing I/O operations based on application awareness
US9697086B2 (en) * 2010-06-30 2017-07-04 EMC IP Holding Company LLC Data access during data recovery
US9235585B1 (en) 2010-06-30 2016-01-12 Emc Corporation Dynamic prioritized recovery
US9367561B1 (en) 2010-06-30 2016-06-14 Emc Corporation Prioritized backup segmenting
US9172597B2 (en) 2011-04-28 2015-10-27 Invensys Systems, Inc. Data combiner and splitter
US9355220B2 (en) * 2011-05-02 2016-05-31 Omnicell, Inc. Medication dispensing cabinet systems and methods
US8769072B2 (en) 2011-05-31 2014-07-01 General Electric Company Systems and methods for identifying foundation fieldbus linking devices
US8762528B2 (en) * 2011-05-31 2014-06-24 General Electric Company Systems and methods for write protecting foundation fieldbus linking devices
US9130853B2 (en) * 2011-05-31 2015-09-08 General Electric Company Systems and methods for identifying foundation fieldbus linking devices
US8713166B2 (en) * 2011-05-31 2014-04-29 General Electric Company Systems and methods for facilitating communication with foundation fieldbus linking devices
US8868732B2 (en) 2011-05-31 2014-10-21 General Electric Company Systems and methods for facilitating communication with foundation fieldbus linking devices
DE102012002494A1 (de) * 2012-02-10 2013-08-14 Phoenix Contact Gmbh & Co. Kg Alternative Synchronisationsverbindungen zwischen redundanten Steuerungseinrichtungen
FR2986881B1 (fr) 2012-02-15 2014-08-29 Schneider Electric Ind Sas Procede d'election de l'equipement maitre actif parmi deux equipements maitres redondants
DE102012003242A1 (de) * 2012-02-20 2013-08-22 Phoenix Contact Gmbh & Co. Kg Verfahren zum ausfallsicheren Betreiben eines Prozesssteuersystems mit redundanten Steuereinrichtungen
CN203552016U (zh) * 2012-08-14 2014-04-16 费希尔控制国际公司 控制信号保护设备及其控制系统
CN104781792B (zh) * 2012-11-07 2016-06-29 Abb技术有限公司 判断在工业控制系统中的故障的冗余设备单元和方法，工业控制系统和包括冗余设备单元的工业系统
US20140126583A1 (en) * 2012-11-08 2014-05-08 General Electric Company Systems and Methods for Segment Synchronization
US9086688B2 (en) * 2013-07-09 2015-07-21 Fisher-Rosemount Systems, Inc. State machine function block with user-definable actions on a transition between states
EP3026513B1 (de) * 2014-11-28 2018-01-03 Siemens Aktiengesellschaft Redundantes Automatisierungssystem und Verfahren zum Betrieb
KR101704787B1 (ko) * 2014-12-31 2017-02-22 주식회사 효성 제어기의 이중화 시스템
AT14695U1 (de) * 2015-01-19 2016-04-15 Bachmann Gmbh Serielles Bussystem mit Koppelmodulen
JP6623996B2 (ja) * 2016-09-26 2019-12-25 横河電機株式会社 処理装置、ネットワーク装置、処理装置の制御方法、ネットワーク装置の制御方法、処理装置の制御プログラム、ネットワーク装置の制御プログラム及び記録媒体
DE102016221662B4 (de) * 2016-11-04 2018-07-19 Ifm Electronic Gmbh IO-Link Adapter
JP2019079458A (ja) * 2017-10-27 2019-05-23 島津システムソリューションズ株式会社 プロセス制御装置
CN109358990A (zh) * 2018-11-01 2019-02-19 郑州云海信息技术有限公司 一种多控系统中的信息传输方法、装置及存储介质
EP3702857B1 (en) * 2019-03-01 2024-07-24 ABB Schweiz AG Redundancy in a network centric process control system
US10579558B1 (en) * 2019-03-06 2020-03-03 Honeywell International Inc. Flexible redundant input/output (I/O) schemes for I/O channels
EP3719599B1 (en) 2019-04-02 2023-07-19 Gamma-Digital Kft. Network-distributed process control system and method for managing redundancy thereof
US11449403B2 (en) * 2019-10-09 2022-09-20 Honeywell International Inc. Apparatus and method for diagnosing faults in a fieldbus interface module
FI20195887A1 (en) 2019-10-15 2021-04-16 Nokia Technologies Oy Selective transmissions on a wireless device
CN111007714B (zh) * 2019-12-06 2022-10-28 重庆川仪自动化股份有限公司 基于linux以太网的轨道安全屏蔽门控制器冗余切换方法
JP7287325B2 (ja) * 2020-03-26 2023-06-06 横河電機株式会社 制御システム、制御装置、及び、フィールド機器へのアクセス方法
EP4063974B1 (en) * 2021-03-23 2025-10-22 ABB Schweiz AG Controlling an industrial process using virtualized instances of control software
CN113820977B (zh) * 2021-09-03 2024-04-19 重庆大学 一种用于信号灯的双链路远程冗余控制系统及方法
EP4569384A1 (en) * 2022-10-10 2025-06-18 Schneider Electric Systems USA, Inc. Virtual controller deployed on intrinsically safe field device

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69124899T2 (de) * 1990-09-26 1997-09-04 Honeywell Inc Verfahren zur Ende-zu-Endenachprüfung einer primären und sekondären Datenbank in einem Prozessregelsystem
WO1998049621A1 (en) * 1997-04-25 1998-11-05 Symbios, Inc. Control message interfacing in a redundant server environment
EP1006423A1 (fr) * 1998-12-04 2000-06-07 Aeg Schneider Automation Système d'automatisme redondant

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL193573C (nl) * 1989-04-04 2000-02-02 Yokogawa Electric Corp Duplex-computerstelsel.
JP2837455B2 (ja) * 1989-09-20 1998-12-16 株式会社日立製作所 分散型制御装置とそのプログラムテスト方法
JPH05244164A (ja) * 1992-02-28 1993-09-21 Fujitsu Ltd 二重化システムにおけるネットワーク識別子の動的割当て方式
JPH09162910A (ja) * 1995-12-07 1997-06-20 Hitachi Ltd 多重化通信装置およびその制御方法
US5819050A (en) * 1996-02-29 1998-10-06 The Foxboro Company Automatically configurable multi-purpose distributed control processor card for an industrial control system
JPH09321789A (ja) * 1996-05-30 1997-12-12 Hitachi Ltd ルータが２重化されたネットワークシステムおよびルータが２重化されたネットワークシステムの障害対策方法
JPH10105424A (ja) * 1996-09-26 1998-04-24 Okinawa Nippon Denki Software Kk 二重化サーバのｉｐアドレス割り当て方法
US6047222A (en) * 1996-10-04 2000-04-04 Fisher Controls International, Inc. Process control network with redundant field devices and buses
JPH10320323A (ja) * 1997-05-15 1998-12-04 Hewlett Packard Japan Ltd サーバコンピュータ、サーバコンピュータの制御方法、およびサーバコンピュータを制御するためのプログラムを記録した記録媒体
US6148348A (en) * 1998-06-15 2000-11-14 Sun Microsystems, Inc. Bridge interfacing two processing sets operating in a lockstep mode and having a posted write buffer storing write operations upon detection of a lockstep error
JP3360719B2 (ja) * 1998-06-19 2002-12-24 日本電気株式会社 ディスクアレイクラスタリング通報方法およびシステム
US6360277B1 (en) * 1998-07-22 2002-03-19 Crydom Corporation Addressable intelligent relay
JP2000152350A (ja) * 1998-11-12 2000-05-30 Hitachi Ltd ２重化伝送制御方法、制御機器
US6522934B1 (en) * 1999-07-02 2003-02-18 Fisher-Rosemount Systems, Inc. Dynamic unit selection in a process control system
US6445963B1 (en) * 1999-10-04 2002-09-03 Fisher Rosemount Systems, Inc. Integrated advanced control blocks in process control systems
JP4054509B2 (ja) 2000-04-19 2008-02-27 株式会社東芝 フィールド機器制御システムおよびコンピュータが読取り可能な記憶媒体

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE69124899T2 (de) * 1990-09-26 1997-09-04 Honeywell Inc Verfahren zur Ende-zu-Endenachprüfung einer primären und sekondären Datenbank in einem Prozessregelsystem
WO1998049621A1 (en) * 1997-04-25 1998-11-05 Symbios, Inc. Control message interfacing in a redundant server environment
EP1006423A1 (fr) * 1998-12-04 2000-06-07 Aeg Schneider Automation Système d'automatisme redondant

Also Published As

Publication number Publication date
JP2007013997A (ja) 2007-01-18
GB0128949D0 (en) 2002-01-23
JP4597154B2 (ja) 2010-12-15
JP2007188521A (ja) 2007-07-26
DE10159697A1 (de) 2003-03-06
JP2002237823A (ja) 2002-08-23
GB2372837B (en) 2004-09-22
GB2372837A (en) 2002-09-04
US6742136B2 (en) 2004-05-25
US20020083364A1 (en) 2002-06-27

Similar Documents

Publication Publication Date Title
DE10159697B4 (de) Redundante Einrichtungen in einem Prozesssteuersystem
DE69710201T3 (de) Netzwerkzugangs-interface für prozesssteuerungsnetzwerk
DE69726875T2 (de) Wartungsschnittstelleneinrichtung zur verwendung in einem prozesssteuerungsnetz
DE69803866T2 (de) Ferndiagnose in einem prozesssteuerungsnetzwerk mit verteilten steuerfunktionen
DE69732488T2 (de) Prozesssteuerungsnetzwerk mit redundanten feldgeräten und bussen
DE69933895T2 (de) Funktionsblockvorrichtung zur Datenanzeige in einem Prozessteuersystem
DE69814103T2 (de) Schematische erzeugungseinrichtung zum gebrauch in einem prozesssteuerungsnetzwerk mit verteilten steuerungsfunktionen
DE10131530B4 (de) Doppelmodus-Foundation Fieldbus-Gerätekonfigurator
DE102007001576B4 (de) Verfahren zur Synchronisierung redundanter Steuerungen für stoßfreies Failover unter normalen Bedingungen und bei Fehlanpasssung
DE102004001031B4 (de) Redundante Anwendungsendgeräte für Prozesssteuerungssysteme
EP1527554B1 (de) Rechnernetzwerk mit diagnoserechnerknoten
DE69704666T2 (de) Verfahren und vorrichtung zur fehlersuche und feinabstimmung in einem prozesssteuerungsnetzwerk mit verteilten steuerfunktionen
DE10031670A1 (de) Automatisch heruntergeladener verbindungsaktiver Plan
EP2825921B1 (de) Steuerungsvorrichtung zum steuern von sicherheitskritischen prozessen in einer automatisierten anlage und verfahren zur parameterierung der steuerungsvorrichtung
EP2580628A1 (de) Verfahren zum integrieren von zumindest einem feldgerät in ein netzwerk der automatisierungstechnik
DE19940230A1 (de) Interface in Form eines Schattenfunktionsblockes für die Verwendung in einem Prozessregelnetzwerk
EP2730062A1 (de) System und verfahren zur parametrierung von feldgeräten eines automatisierungs- oder steuerungssystems
EP1296207B1 (de) HMI Gerät und Verfahren zur Bedienung einer technischen Einrichtung, Automatisierungssystem mit HMI Gerät und Computerprogrammprodukt mit Programm zur Durchführung des Verfahrens in einem HMI Gerät oder Automatisierungssystem
DE112007001130T5 (de) Industrielles Steuersystem
DE10143972B4 (de) Kommunikationseinrichtung und Verfahren zum Erfassen der Anwesenheit von Geräten
WO2015007297A1 (de) Datenerfassungseinheit und automatisierungssystem
EP2997427A1 (de) Steuerungseinrichtung und verfahren zum umschalten von ein-/ausgabeeinheiten einer steuerungseinrichtung
EP3125053B1 (de) Verfahren und peripheriebaugruppe zur übertragung von hart-variablen sowie cpu-einheit zum lesen der hart-variablen
EP3692686B1 (de) Verfahren zum betreiben einer anlage der automatisierungstechnik
WO2012028366A1 (de) Verfahren zur sicherstellung der korrekten funktionsweise einer automatisierungsanlage

Legal Events

Date Code Title Description
8181 Inventor (new situation)

Inventor name: FRANKCHUK, BRIAN ALAN, RICHFIELD, MINN., US

Inventor name: TIELENS, CRAIG ROBERT, MINNEAPOLIS, MINN., US

Inventor name: BONWELL, STEVE D., AUSTIN, TEX., US

Inventor name: ZIELINSKI, STEPHEN ANTHONY, SAVAGE, MINN., US

Inventor name: CHRISTENSEN, DAN D., AUSTIN, TEX., US

8110 Request for examination paragraph 44
R016 Response to examination communication
R018 Grant decision by examination section/examining division
R020 Patent grant now final
R071 Expiry of right