EP1449042A1 - Method for data exchange between a field apparatus and a cellular phone - Google Patents
Method for data exchange between a field apparatus and a cellular phoneInfo
- Publication number
- EP1449042A1 EP1449042A1 EP02803780A EP02803780A EP1449042A1 EP 1449042 A1 EP1449042 A1 EP 1449042A1 EP 02803780 A EP02803780 A EP 02803780A EP 02803780 A EP02803780 A EP 02803780A EP 1449042 A1 EP1449042 A1 EP 1449042A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- data exchange
- field device
- radio telephone
- control system
- cellular phone
- 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.)
- Withdrawn
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
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/04—Protocols specially adapted for terminals or networks with limited capabilities; specially adapted for terminal portability
-
- 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
- G05B2219/25—Pc structure of the system
- G05B2219/25365—Initialize parameters
-
- 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
- G05B2219/25—Pc structure of the system
- G05B2219/25428—Field device
-
- 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
- G05B2219/30—Nc systems
- G05B2219/31—From computer integrated manufacturing till monitoring
- G05B2219/31195—WAP wireless application protocol, wireless web application
Definitions
- the invention relates to a method for data exchange between a field device and a radio telephone.
- Detect process medium flow meters that measure the flow of a process medium in a pipe section or level meters that determine the level of a liquid or a bulk material in a container.
- the field devices are usually connected to a control system via a fieldbus.
- field devices In addition to the pure transmission of measured values, field devices also allow the transmission of various information stored in the field device, such as, for. B. Parameters
- Parameters can be set by the control system or an operating device (handheld), which is referred to as configuration and parameterization of the field device.
- the field device normally has to be reconfigured or parameterized each time it is installed for the first time or when a device is replaced.
- the data is then transferred via the intranet or Internet to a connected computer unit.
- the current measured value of the field device can be downloaded from the computer unit via the HTML page http: //! 95.123.123.123/n ⁇ ess ⁇ vert.html can be queried.
- the disadvantage here is that the HTML pages only on the screen
- Computer unit can be viewed with an appropriate browser.
- the object of the invention is therefore to provide a method for data exchange between a field device and a radio telephone, which allows a simple representation of field device information.
- This object is achieved by a method for data exchange between a field device and a radio telephone, the field device being connected to the Internet via a control device, characterized in that the control system serves as a WAP ⁇ / ML server to which the radio telephone acts as a WAP client Internet access.
- control system serves as a WAP / WML server, to which the radio telephone has access as a WAP client.
- Fig. 1 Field device that is connected to a control unit via the Internet with a radio telephone.
- a control system L is connected to several field devices F1, F2, F3 etc. via a data bus D.
- the field devices F1-F3 it can be, for. B. act as a pressure gauge, temperature meter, level meter or flow meter etc.
- the control system L communicates via the data bus D with the respective field device z.
- the data communication on the data bus D takes place according to the corresponding international standards such as. B. Profibus, CAN or FF.
- the field devices can be parameterized or configured from the control system L or from an operating device S.
- a portable PC that is either directly connected to the field device or to the data bus, the control system L itself, or manual control devices, are suitable as the operating device
- the control system L is connected to the Internet I and serves as a WAP / WML server. Furthermore, a commercially available radio telephone FT with keyboard T and display D is shown in FIG. 1.
- the user dials the control system L with his radio telephone FT and requests
- the control system L provides the desired information as a WML page.
- This information is simply shown on the display D of the radio telephone FT, which serves as a WAP client.
- a wide variety of information from a field device F1 can thus be easily transmitted to a radio telephone FT and displayed.
Abstract
The invention relates to a method for data exchange between a field apparatus (F) and a cellular phone (FT), wherein the control system (L) serves as WAP/WML server and the cellular phone (FT) serves as WAP client. This makes it possible to show information in the display (D) of the cellular phone (FT).
Description
Verfahren zum Datenaustausch zwischen einem Feldgerät und einem FunktelefonMethod for data exchange between a field device and a radio telephone
Die Erfindung bezieht sich auf ein Verfahren zum Datenaustausch zwischen einem Feldgerät und einem Funktelefon.The invention relates to a method for data exchange between a field device and a radio telephone.
In der Prozeßleittechnik werden vielfach Feldgeräte zur Erfassung und Beeinflussung von Prozeßgrößen eingesetzt.In process control technology, field devices are often used to record and influence process variables.
Beispiele für Feldgeräte sind Temperaturmesser, die die Temperatur einesExamples of field devices are temperature meters that measure the temperature of a
Prozeßmediums erfassen, Durchflußmesser, die den Durchfluß eines Prozeßmediums in einem Rohrleitungsabschnitt erfassen oder Füllstandsmesser, die den Füllstand einer Flüssigkeit oder eines Schüttgutes in einem Behälter bestimmen.Detect process medium, flow meters that measure the flow of a process medium in a pipe section or level meters that determine the level of a liquid or a bulk material in a container.
Die Feldgeräte sind in der Regel über einen Feldbus mit einem Leitsystem verbunden.The field devices are usually connected to a control system via a fieldbus.
Neben der reinen Meßwertübertragung erlauben Feldgeräte auch die Übertragung von verschiedenen im Feldgerät abgespeicherten Informationen wie z. B. ParameterIn addition to the pure transmission of measured values, field devices also allow the transmission of various information stored in the field device, such as, for. B. Parameters
(Nullpunkt, Meßwertspanne etc.), Meßkurven sowie Diagnoseinformationen. Die(Zero point, range of measured values etc.), measurement curves and diagnostic information. The
Parameter können vom Leitsystem oder einem Bediengerät (Handheld) eingestellt werden, was als Konfigurierung und Parametrierung des Feldgerätes bezeichnet wird.Parameters can be set by the control system or an operating device (handheld), which is referred to as configuration and parameterization of the field device.
Dabei ist eine grafische Unterstützung bei der Parametereingabe sinnvoll und hilfreich, um Fehleingaben zu vermeiden.Graphic support for parameter input is useful and helpful in order to avoid incorrect entries.
Bei jeder Erstinstallation oder bei einem Gerätetausch muß das Feldgerät normalerweise neu konfiguriert bzw. parametriert werden.The field device normally has to be reconfigured or parameterized each time it is installed for the first time or when a device is replaced.
Häufig ist ein Zugriff auf die Informationen der Feldgeräte über größere Entfernungen hinweg erwünscht.Access to the information from the field devices over long distances is often desirable.
Eine Möglichkeit besteht darin, das Feldgerät über das Steuergerät mit dem Intra- bzw.One possibility is to connect the field device to the intra- or
Internet zu verbinden.Connect to internet.
Die Datenübertragung erfolgt dann über das Intra- bzw. Internet zu einer angeschlossenen Rechnereinheit.The data is then transferred via the intranet or Internet to a connected computer unit.
So kann zum Beispiel der aktuelle Meßwert des Feldgerätes von der Rechnereinheit über die HTML-Seite http ://! 95.123.123.123/nιessΛvert.html abgefragt werden.
Nachteilig hierbei ist, daß die HTML-Seiten nur auf dem Bildschirm einerFor example, the current measured value of the field device can be downloaded from the computer unit via the HTML page http: //! 95.123.123.123/nιessΛvert.html can be queried. The disadvantage here is that the HTML pages only on the screen
Rechnereinheit mit einem entsprechenden Browser eingesehen werden können.Computer unit can be viewed with an appropriate browser.
Darstellungen insbesondere von HTML-Seiten sind aber aufgrund der beschränkten Auflösung der Displays von Funktelefonen nicht möglich.However, displays of HTML pages in particular are not possible due to the limited resolution of the displays of radio telephones.
Aufgabe der Erfindung ist es deshalb ein Verfahren zum Datenaustausch zwischen einem Feldgerät und einem Funktelefon anzugeben, das eine einfache Darstellung von Feldgeräte-Informationen erlaubt.The object of the invention is therefore to provide a method for data exchange between a field device and a radio telephone, which allows a simple representation of field device information.
Gelöst wird diese Aufgabe durch ein Verfahren zum Datenaustausch zwischen einem Feldgerät und einem Funktelefon, wobei das Feldgerät über ein Steuergerät mit dem Internet verbunden ist, dadurch gekennzeichnet, daß das Leitsystem als WAPΛΛ/ML-Server dient auf den das Funktelefon als WAP-Client via Internet zugreift.This object is achieved by a method for data exchange between a field device and a radio telephone, the field device being connected to the Internet via a control device, characterized in that the control system serves as a WAPΛΛ / ML server to which the radio telephone acts as a WAP client Internet access.
Die wesentliche Idee der Erfindung besteht darin, daß zur Darstellung derThe essential idea of the invention is that to represent the
Informationen eines Feldgerätes, das Leitsystem als WAP/WML-Server dient, auf den das Funktelefon als WAP-Client Zugriff hat.Information from a field device, the control system serves as a WAP / WML server, to which the radio telephone has access as a WAP client.
Dadurch können auf dem Display des Funktelefons Informationen leicht dargestellt werden.This makes it easy to display information on the radio telephone display.
Vorteilhafte Weiterentwicklungen sind in den Unteransprüchen angegeben.Advantageous further developments are specified in the subclaims.
Die Erfindung wird anhand der nachfolgenden Zeichnungen näher erläutert. Es zeigt:The invention is illustrated by the following drawings. It shows:
Fig. 1: Feldgerät das mit einem Steuergerät via Internet mit einem Funktelefon verbunden ist.Fig. 1: Field device that is connected to a control unit via the Internet with a radio telephone.
In Fig. 1 ist eine Prinzipdarstellung einer Automatisierungsanlage dargestellt. Ein Leitsystem L ist über einen Datenbus D mit mehreren Feldgeräten F1, F2, F3 etc. verbunden. Bei den Feldgeräten F1-F3 kann es sich z. B. um Druckmesser, Temperaturmesser, Füllstandsmesser oder Durchflußmesser etc. handeln.
Das Leitsystem L kommuniziert über den Datenbus D mit dem jeweiligen Feldgerät z.1 shows a basic illustration of an automation system. A control system L is connected to several field devices F1, F2, F3 etc. via a data bus D. In the field devices F1-F3 it can be, for. B. act as a pressure gauge, temperature meter, level meter or flow meter etc. The control system L communicates via the data bus D with the respective field device z.
B. F1. So können Daten zwischen dem Feldgerät F1 und dem Leitsystem L übertragen werden.B. F1. In this way, data can be transmitted between the field device F1 and the control system L.
Die Datenkommunikation auf dem Datenbus D erfolgt nach den entsprechenden internationalen Standards wie z. B. Profibus, CAN oder FF.The data communication on the data bus D takes place according to the corresponding international standards such as. B. Profibus, CAN or FF.
Die Parametrierung bzw. Konfigurierung der Feldgeräte kann vom Leitsystem L aus oder von einem Bediengerät S aus erfolgen. Als Bediengerät kommen in Frage ein tragbarer PC, der entweder direkt an das Feldgerät oder an den Datenbus angeschlossen ist, das Leitsystem L selbst oder Handbediengeräte, die einenThe field devices can be parameterized or configured from the control system L or from an operating device S. A portable PC that is either directly connected to the field device or to the data bus, the control system L itself, or manual control devices, are suitable as the operating device
Datenaustausch mit dem Feldgerät ermöglichen.Enable data exchange with the field device.
Das Leitsystem L ist mit dem Internet I verbunden und dient als WAP/WML-Sever. Weiterhin ist in Fig. 1 ein handelsübliches Funktelefon FT mit Tastatur T und Display D dargestellt.The control system L is connected to the Internet I and serves as a WAP / WML server. Furthermore, a commercially available radio telephone FT with keyboard T and display D is shown in FIG. 1.
Nachfolgend ist das erfindungsgemäße Verfahren näher erläutert.The method according to the invention is explained in more detail below.
Der Anwender wählt mit seinem Funktelefon FT das Leitsystem L an und fordertThe user dials the control system L with his radio telephone FT and requests
Informationen von einem speziellen Feldgerät z. B. F1 an. Das Leitsystem L stellt die gewünschte Information als WML-Seite zur Verfügung.Information from a special field device e.g. B. F1. The control system L provides the desired information as a WML page.
Diese Information wird auf dem Display D des Funktelefons FT, das als WAP-Client dient, einfach dargestellt.This information is simply shown on the display D of the radio telephone FT, which serves as a WAP client.
Somit lassen sich die verschiedensten Informationen eines Feldgeräts F1 einfach an ein Funktelefon FT übermitteln und darstellen.A wide variety of information from a field device F1 can thus be easily transmitted to a radio telephone FT and displayed.
Neben der Darstellung von Messkurven ist auch die grafische Unterstützung bei derIn addition to the display of measurement curves, graphic support is also available at
Parametrierung bzw. Konfigurierung von Feldgeräten sinnvoll.Parameterization or configuration of field devices makes sense.
Da die Daten über öffentliche Netze übertragen werden, muss ein unbefugter Zugriff verhindert werden. Aus diesem Grunde erfolgt der Datenaustausch verschlüsselt.
Since the data are transmitted via public networks, unauthorized access must be prevented. For this reason, the data exchange is encrypted.
Claims
1. Verfahren zum Datenaustausch zwischen einem Feldgerät F und einem Funktelefon FT, wobei das Feldgerät F über ein Leitsystem L mit dem Internet I verbunden ist, dadurch gekennzeichnet.daß das Leitsystem L als WAP/WML-Server dient auf den das Funktelefon FT als WAP-Client zugreift.1. A method for data exchange between a field device F and a radio telephone FT, the field device F being connected to the Internet I via a control system L, characterized in that the control system L serves as a WAP / WML server to which the radio telephone FT acts as a WAP -Client accesses.
2. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß Messkurven an das Funktelefon FT übertragen werden.2. The method according to claim 1, characterized in that measurement curves are transmitted to the radio telephone FT.
3. Verfahren nach Anspruch 1, dadurch gekennzeichnet, daß Parametrier- bzw. Konfigurierinformationen an das Funktelefon FT übertragen werden.3. The method according to claim 1, characterized in that parameterization or configuration information is transmitted to the radio telephone FT.
4. Verfahren nach einem der vorhergehenden Anspüche, dadurch gekennzeichnet, daß der Datenaustausch verschlüsselt erfolgt. 4. The method according to any one of the preceding claims, characterized in that the data exchange is encrypted.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10157764A DE10157764A1 (en) | 2001-11-27 | 2001-11-27 | Method for data exchange between a field device and a radio telephone |
DE10157764 | 2001-11-27 | ||
PCT/EP2002/012979 WO2003046674A1 (en) | 2001-11-27 | 2002-11-20 | Method for data exchange between a field apparatus and a cellular phone |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1449042A1 true EP1449042A1 (en) | 2004-08-25 |
Family
ID=7706900
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP02803780A Withdrawn EP1449042A1 (en) | 2001-11-27 | 2002-11-20 | Method for data exchange between a field apparatus and a cellular phone |
Country Status (5)
Country | Link |
---|---|
US (1) | US20050122232A1 (en) |
EP (1) | EP1449042A1 (en) |
AU (1) | AU2002356684A1 (en) |
DE (1) | DE10157764A1 (en) |
WO (1) | WO2003046674A1 (en) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI111760B (en) * | 1999-04-16 | 2003-09-15 | Metso Automation Oy | Wireless control of a field device in an industrial process |
DE10335429A1 (en) * | 2003-07-31 | 2005-02-24 | Siemens Ag | Field unit log generation method for use in an automation system whereby field unit data are requested from an automation system processing unit by a monitoring application running on a user data processing system and recorded |
DE102004019253A1 (en) | 2004-04-16 | 2005-11-10 | Codewrights Gmbh | Method for remote control of a field device of process automation technology |
DE102004048766A1 (en) * | 2004-10-05 | 2006-04-06 | Endress + Hauser Process Solutions Ag | Fieldbus application with several field devices |
US8214881B2 (en) * | 2006-02-10 | 2012-07-03 | Siemens Aktiengesellschaft | Security key with instructions |
DE102011085568A1 (en) * | 2011-11-02 | 2013-05-02 | Endress + Hauser Process Solutions Ag | Method for transferring encrypted data between web server and field device in process automation system, involves generating and storing corresponding secondary key for encrypted transmission of data in web server |
DE102012012430A1 (en) * | 2012-06-25 | 2014-01-02 | Robert Bosch Gmbh | Control device for field device and system and method for commissioning a field device |
US10594555B2 (en) | 2016-12-16 | 2020-03-17 | Intelligent Platforms, Llc | Cloud-enabled testing of control systems |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0825506B1 (en) * | 1996-08-20 | 2013-03-06 | Invensys Systems, Inc. | Methods and apparatus for remote process control |
FI111760B (en) * | 1999-04-16 | 2003-09-15 | Metso Automation Oy | Wireless control of a field device in an industrial process |
AU6359000A (en) * | 1999-07-23 | 2001-02-13 | Telemetry Technologies, Inc. | System and method for a virtual network operations center |
GB9917559D0 (en) * | 1999-07-27 | 1999-09-29 | Haygrove Tunnels Ltd | Environmental management system |
DE19961920B4 (en) * | 1999-12-21 | 2006-12-28 | Sew-Eurodrive Gmbh & Co. Kg | Method for remote commissioning, remote maintenance, remote parameterization and / or remote control of an inverter and a system for use in such methods |
NO314557B1 (en) * | 2000-02-01 | 2003-04-07 | Abb Research Ltd | Procedure for control and communication |
GB0003570D0 (en) * | 2000-02-17 | 2000-04-05 | Combined Power Systems Ltd | Remote monitoring |
EP1128629A1 (en) * | 2000-02-22 | 2001-08-29 | TELEFONAKTIEBOLAGET L M ERICSSON (publ) | A method of transmitting digital information from an electronic utility device to a server |
DE10019202A1 (en) * | 2000-04-17 | 2001-10-25 | Siemens Ag | Vehicle parking location reservation method for carpark |
DE10042934A1 (en) * | 2000-08-31 | 2002-03-14 | Rohde & Schwarz | System for operation, in particular for remote control and remote monitoring of unmanned radio transmitters |
US6938076B2 (en) * | 2001-03-30 | 2005-08-30 | 01 Communique Laboratory Inc. | System, computer product and method for interfacing with a private communication portal from a wireless device |
-
2001
- 2001-11-27 DE DE10157764A patent/DE10157764A1/en not_active Withdrawn
-
2002
- 2002-11-20 AU AU2002356684A patent/AU2002356684A1/en not_active Abandoned
- 2002-11-20 EP EP02803780A patent/EP1449042A1/en not_active Withdrawn
- 2002-11-20 WO PCT/EP2002/012979 patent/WO2003046674A1/en not_active Application Discontinuation
- 2002-11-20 US US10/496,832 patent/US20050122232A1/en not_active Abandoned
Non-Patent Citations (1)
Title |
---|
See references of WO03046674A1 * |
Also Published As
Publication number | Publication date |
---|---|
US20050122232A1 (en) | 2005-06-09 |
DE10157764A1 (en) | 2003-07-17 |
WO2003046674A1 (en) | 2003-06-05 |
AU2002356684A1 (en) | 2003-06-10 |
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