EP1652013A2 - Bus coupling without plug connections for automation devices - Google Patents

Bus coupling without plug connections for automation devices

Info

Publication number
EP1652013A2
EP1652013A2 EP04741005A EP04741005A EP1652013A2 EP 1652013 A2 EP1652013 A2 EP 1652013A2 EP 04741005 A EP04741005 A EP 04741005A EP 04741005 A EP04741005 A EP 04741005A EP 1652013 A2 EP1652013 A2 EP 1652013A2
Authority
EP
European Patent Office
Prior art keywords
bus
interface
optical interface
connection
bus module
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Withdrawn
Application number
EP04741005A
Other languages
German (de)
French (fr)
Inventor
Martin Meinke
Klaus Windesheimer
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 AG
Original Assignee
Siemens AG
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 AG filed Critical Siemens AG
Publication of EP1652013A2 publication Critical patent/EP1652013A2/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1462Mounting supporting structure in casing or on frame or rack for programmable logic controllers [PLC] for automation or industrial process control
    • H05K7/1475Bus assemblies for establishing communication between PLC modules
    • H05K7/1477Bus assemblies for establishing communication between PLC modules including backplanes
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1438Back panels or connecting means therefor; Terminals; Coding means to avoid wrong insertion
    • H05K7/1459Circuit configuration, e.g. routing signals
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00Constructional details common to different types of electric apparatus
    • H05K7/14Mounting supporting structure in casing or on frame or rack
    • H05K7/1462Mounting supporting structure in casing or on frame or rack for programmable logic controllers [PLC] for automation or industrial process control
    • H05K7/1484Electrical diagrams relating to constructional features, e.g. signal routing within PLC; Provisions for disaster recovery, e.g. redundant systems

Definitions

  • the present invention relates to a bus module for connecting an automation device to a backplane bus, via which data and / or energy can / are transported, with at least one bus connection device for connection to the backplane bus and at least one device connection device including serial, optical interface for connection to the automation device.
  • the present invention relates to a load feeder device for coupling to a backplane bus with an interface for communication with a backplane bus module.
  • Back plane buses are used to connect decentralized peripheral devices to data buses such as Profibus, ASI bus or CAN bus.
  • the requirements for backplane buses are correspondingly reduced compared to the latter buses.
  • a backplane bus module as shown in FIG. 1, is usually used to connect an automation device or actuator to a backplane bus.
  • Connection lines ALI are branched off from the multiple bus lines BLl of the backplane bus module RMl. These each lead to connector contacts, not shown.
  • a bus connection or a load feeder VAl is plugged into these connector contacts. In the present example, eight plug connections are necessary. After the voltages and currents at the interface are low, the contacts have to meet high demands. Therefore, only gold-plated contacts are generally suitable.
  • the data received from the backplane bus module RM1 and the energy provided by the bus are to be forwarded to a microcontroller ⁇ Cl in the load feeder.
  • This requires electrical isolation between the bus and the power supply (24 V).
  • This separation is usually implemented via five optocouplers OK, which are controlled by a BUS-ASIC BAI.
  • the BUS-ASIC thus provides a serial interface with five lines. With the help of the optical coupling, an insulation resistance of, for example, 500 V or 6 kV can be guaranteed.
  • the microcontroller is used to implement technology and control functions such as B. Driver for
  • the object of the present invention is therefore to propose a backplane bus coupling in which contact damage when connecting a load feeder can be avoided.
  • a bus module for connecting an automation device to a backplane bus, via which data and / or energy can / are transported, with at least one bus connection device for connection to the backplane bus and at least one device connection device including serial, optical interface for connection to the automation device, the device connection device opening a coupling element points with which a point-to-point communication connection to the automation device can be established.
  • the invention provides a corresponding consumer branching device for coupling to a backplane bus with an interface for communication with a backplane bus module, the interface being a serial, optical interface.
  • the optical interface provides a galvanic separation between a load feeder to be connected and the backplane bus module at their connection point. This means that there is no need for electrical isolation within the load feeder.
  • the optical interface further increases the flexibility for connecting load feeders. If necessary, several load feeders can be supplied by one bus module.
  • optical interface always represents a defined electrical termination, there are no undefined states in the bus system if a load feeder is not connected. In particular, an unplugged load feeder does not lead to an interruption in the bus.
  • the coupling element for establishing a point-to-point communication preferably comprises a BUS-ASIC. Adapted communication on a simple level can thus be implemented very effectively.
  • the device connection device of the backplane bus module can furthermore have a microcontroller which is connected to the coupling element is connected and controls the serial, optical interface. This means that optical communication can be handled flexibly.
  • the serial, optical interface can comprise a UART interface. This standardized interface opens up a wide range of applications.
  • the UART interface can be integrated directly into the coupling element, in particular the BUS-ASIC, so that there is no need for a separate microcontroller.
  • the optical interface can also enable half-duplex or full-duplex operation. Thus, depending on the individual circumstances, a simpler or more complex connection to a load feeder can be established.
  • FIG. 1 shows a block diagram of a backplane bus coupling according to the prior art
  • FIG. 2 shows a block diagram of a backplane bus coupling according to the present invention.
  • the backplane bus module RM2 shown in FIG. 2 has increased functionality compared to the backplane bus module RM1 of FIG.
  • a bus ASIC BA2 in the backplane bus module RM2 is connected directly to the connection lines AL2, which represent branches from the bus lines BL2.
  • the BUS-ASIC BA2 provides a simple communication connection (point-to-point) to one connected to it optical interface, which is also housed in the backplane bus module RM2.
  • the optical interface consists of a microcontroller ⁇ C2. which in turn addresses an OE1 optics unit via an integrated UART interface.
  • the optical unit OE1 is symbolically indicated by a transmitting diode and a light-sensitive receiving transistor.
  • transmission data TxD can be emitted via an infrared transmission diode and reception data RxD can be received via an IR light-sensitive transistor.
  • a load feeder module VA2 is placed at a suitable distance from the backplane bus module RM2. This distance should be selected so that optical communication can take place without hindrance and, on the other hand, the necessary electrical insulation from voltages of 500 V or 6 kV is guaranteed.
  • the load feeder VA2 in turn has an optical unit OE2, which is also symbolized in FIG 2 with a light-emitting diode and a light-sensitive transistor. It optically connects to the OE1 optics unit of the RM2 backplane bus module.
  • the electrical isolation achieved in this way enables, for example, the load feeder VA2 to be operated safely with a potential of 24 V.
  • the OE2 optics unit is also controlled by another microcontroller ⁇ C3 via a standardized UART interface.
  • the microcontroller ⁇ C3 takes on technology functions such as driving contactor coils and performing diagnostic or soft starter functions.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Automation & Control Theory (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Information Transfer Systems (AREA)
  • Optical Communication System (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

The aim of the invention is to couple load feeders to back plane buses without the danger of the junctions being damaged. For this purpose, a back plane bus module (RM2) is provided with a coupling element, especially a BUS-ASIC (BA2) with which a point-to-point communication link to the automation device or the load feeder (VA2) can be established. An optical interface ( mu C2, OE1) is connected to the BUS-ASIC (BA2) and is used to establish communication to a load feeder (VA2) by optical means. The optical coupling can for example prevent plug connections from being damaged when the load feeder is coupled thereto and at the same time provide for galvanic separation.

Description

Beschreibungdescription
Busankopplung ohne Steckverbindungen für AutomatisierungsgeräteBus coupling without plug connections for automation devices
Die vorliegende Erfindung betrifft ein Busmodul zum Anschließen eines Automatisierungsgeräts an einen Rückwandbus, über den Daten und/oder Energie transportierbar ist/sind, mit mindestens einer Busanschlusseinrichtung zum Anschluss an den Rückwandbus und mindestens einer Geräteanschlusseinrichtung einschließlich serieller, optischer Schnittstelle zum Anschluss an das Automatisierungsgerät. Darüber hinaus betrifft die vorliegende Erfindung eine Verbraucherabzweigvorrichtung zur Ankopplung an einen Rückwandbus mit einer Schnittstelle zur Kommunikation mit einem Rückwandbusmodul.The present invention relates to a bus module for connecting an automation device to a backplane bus, via which data and / or energy can / are transported, with at least one bus connection device for connection to the backplane bus and at least one device connection device including serial, optical interface for connection to the automation device. In addition, the present invention relates to a load feeder device for coupling to a backplane bus with an interface for communication with a backplane bus module.
Rückwandbusse (back plane bus) dienen zur Ankopplung dezentraler Peripheriegeräte an Datenbusse wie Profibus, ASI-Bus oder CAN-Bus . Die Anforderungen an Rückwandbusse sind gegen- über letzteren Bussen entsprechend reduziert.Back plane buses are used to connect decentralized peripheral devices to data buses such as Profibus, ASI bus or CAN bus. The requirements for backplane buses are correspondingly reduced compared to the latter buses.
Zum Anschluss eines Automatisierungsgeräts bzw. Aktors an einen Rückwandbus dient üblicherweise ein Rückwandbusmodul, wie dies in FIG 1 dargestellt ist. Von den mehreren Busleitungen BLl des Rückwandbusmoduls RMl sind Anschlussleitungen ALI abgezweigt. Diese münden jeweils in nicht dargestellte Steckverbindungskontakte. In diese Steckverbindungskontakte wird eine Busanschaltung bzw. ein Verbraucherabzweig VAl eingesteckt. Im vorliegenden Beispiel sind acht Steckverbindungen notwendig. Nachdem die Spannungen und Ströme an der Schnittstelle gering sind, sind entsprechend hohe Anforderungen an die Kontakte zu stellen. Daher eignen sich in der Regel nur vergoldete Kontakte.A backplane bus module, as shown in FIG. 1, is usually used to connect an automation device or actuator to a backplane bus. Connection lines ALI are branched off from the multiple bus lines BLl of the backplane bus module RMl. These each lead to connector contacts, not shown. A bus connection or a load feeder VAl is plugged into these connector contacts. In the present example, eight plug connections are necessary. After the voltages and currents at the interface are low, the contacts have to meet high demands. Therefore, only gold-plated contacts are generally suitable.
Da ein Verbraucherabzweig VAl üblicherweise verhältnismäßig groß und schwer ist, sollte ein Einschwenken des Verbraucherabzweigs VAl in das Rückwandbusmodul RMl zur komfortableren Bestückung möglich sein. Dieses Einschwenken kann bei unsachgemäßer Handhabung zu Kontaktbeschädigungen führen, vor allem, wenn die Kontakte beispielsweise in dem kleinen 2,54 mm- Raster angeordnet sind. Die Kontakte sind daher möglichst weit entfernt von der Einschwenkachse zu platzieren, damit die Stifte oder Buchsen der Steckverbindungen nicht verbogen werden.Since a load feeder VAl is usually relatively large and heavy, pivoting the load feeder VAl into the backplane bus module RM1 should be more convenient Equipping can be possible. If swung in improperly, this pivoting can lead to contact damage, especially if the contacts are arranged, for example, in the small 2.54 mm grid. The contacts should therefore be placed as far as possible from the pivot axis so that the pins or sockets of the plug connections are not bent.
In dem Verbraucherabzweig sind die vom Rückwandbusmodul RMl erhaltenen Daten und die vom Bus zur Verfügung gestellte E- nergie an einen MikroController μCl weiterzuleiten. Dazu ist eine galvanische Trennung zwischen dem Bus und der Energieversorgung (24 V) notwendig. Diese Trennung wird üblicherweise über fünf Optokoppler OK realisiert, die von einem BUS- ASIC BAI angesteuert werden. Durch den BUS-ASIC wird somit eine serielle Schnittstelle mit fünf Leitungen zur Verfügung gestellt. Mit Hilfe der optischen Kopplung kann ein Isolationswiderstand von beispielsweise 500 V bzw. 6 kV gewährleistet werden. Der MikroController dient zur Realisierung von Technologie- bzw. Steuerfunktionen, wie z. B. Treiber fürThe data received from the backplane bus module RM1 and the energy provided by the bus are to be forwarded to a microcontroller μCl in the load feeder. This requires electrical isolation between the bus and the power supply (24 V). This separation is usually implemented via five optocouplers OK, which are controlled by a BUS-ASIC BAI. The BUS-ASIC thus provides a serial interface with five lines. With the help of the optical coupling, an insulation resistance of, for example, 500 V or 6 kV can be guaranteed. The microcontroller is used to implement technology and control functions such as B. Driver for
Schützspulen, thermisches Motormodell, Diagnosen, Sanftstarter und dergleichen.Contactor coils, thermal motor model, diagnostics, soft starters and the like.
Die Aufgabe der vorliegenden Erfindung besteht somit darin, eine Rückwandbusankopplung vorzuschlagen, bei der Kontaktbeschädigungen beim Anschließen eines Verbraucherabzweigs vermieden werden können.The object of the present invention is therefore to propose a backplane bus coupling in which contact damage when connecting a load feeder can be avoided.
Erfindungsgemäß wird diese Aufgabe gelöst durch ein Busmodul zum Anschließen eines Automatisierungsgeräts an einen Rück- wandbus, über den Daten und/oder Energie transportierbar ist/sind, mit mindestens einer Busanschlusseinrichtung zum Anschluss an den Rückwandbus und mindestens einer Gerätean- schlusseinrichtung einschließlich serieller, optischer Schnittstelle zum Anschluss an das Automatisierungsgerät, wobei die Geräteanschlusseinrichtung ein Kopplungselement auf- weist, mit dem eine Punkt-zu-Punkt-Kommunikationsverbindung zu dem Automatisierungsgerät herstellbar ist.According to the invention, this object is achieved by a bus module for connecting an automation device to a backplane bus, via which data and / or energy can / are transported, with at least one bus connection device for connection to the backplane bus and at least one device connection device including serial, optical interface for connection to the automation device, the device connection device opening a coupling element points with which a point-to-point communication connection to the automation device can be established.
Darüber hinaus ist erfindungsgemäß vorgesehen eine entspre- chende Verbraucherabzweigvorrichtung zur Ankopplung an einen Rückwandbus mit einer Schnittstelle zur Kommunikation mit einem Rückwandbusmodul, wobei die Schnittstelle eine serielle, optische Schnittstelle ist.In addition, the invention provides a corresponding consumer branching device for coupling to a backplane bus with an interface for communication with a backplane bus module, the interface being a serial, optical interface.
Vorteilhafterweise ist durch die optische Schnittstelle keine mechanische Steckverbindung nötig. Folglich können auch Kontaktbeschädigungen vermieden werden.Due to the optical interface, no mechanical plug connection is advantageously necessary. As a result, contact damage can also be avoided.
Durch die optische Schnittstelle folgt eine galvanische Tren- nung zwischen einem anzuschließenden Verbraucherabzweig und dem Rückwandbusmodul an deren Verbindungsstelle. Somit bedarf es keiner galvanischen Trennung innerhalb des Verbraucherabzweigs.The optical interface provides a galvanic separation between a load feeder to be connected and the backplane bus module at their connection point. This means that there is no need for electrical isolation within the load feeder.
Durch die optische Schnittstelle ist weiterhin die Flexibilität zur Anbindung von Verbraucherabzweigen erhöht . So können gegebenenfalls mehrere Verbraucherabzweige von einem Busmodul versorgt werden.The optical interface further increases the flexibility for connecting load feeders. If necessary, several load feeders can be supplied by one bus module.
Da die optische Schnittstelle stets einen definierten elektrischen Abschluss darstellt, kommt es nicht zu Undefinierten Zuständen im Bussystem, wenn ein Verbraucherabzweig nicht angeschlossen ist. Insbesondere führt ein nicht gesteckter Verbraucherabzweig nicht zu einer Busunterbrechung.Since the optical interface always represents a defined electrical termination, there are no undefined states in the bus system if a load feeder is not connected. In particular, an unplugged load feeder does not lead to an interruption in the bus.
Vorzugsweise umfasst das Kopplungselement zur Herstellung einer Punkt-zu-Punkt-Kommunikation einen BUS-ASIC. Damit kann sehr wirkungsvoll eine angepasste Kommunikation auf einfacher Ebene realisiert werden.The coupling element for establishing a point-to-point communication preferably comprises a BUS-ASIC. Adapted communication on a simple level can thus be implemented very effectively.
Die Geräteanschlusseinrichtung des Rückwandbusmoduls kann ferner einen Mikrocontroller aufweisen, der an das Kopplungs- element angeschlossen ist und die serielle, optische Schnittstelle steuert. Damit ist die optische Kommunikation flexibel handhabbar.The device connection device of the backplane bus module can furthermore have a microcontroller which is connected to the coupling element is connected and controls the serial, optical interface. This means that optical communication can be handled flexibly.
Die serielle, optische Schnittstelle kann eine UART-Schnitt- stelle umfassen. Mit dieser standardisierten Schnittstelle ist ein breites Einsatzgebiet eröffnet.The serial, optical interface can comprise a UART interface. This standardized interface opens up a wide range of applications.
Bei einer alternativen Ausführungsform kann die UART-Schnitt- stelle direkt in das Kopplungselement, insbesondere den BUS- ASIC, integriert sein, so dass auf einen separaten Mikrocon- troller verzichtet werden kann.In an alternative embodiment, the UART interface can be integrated directly into the coupling element, in particular the BUS-ASIC, so that there is no need for a separate microcontroller.
Die optische Schnittstelle kann ferner Halbduplex- oder Voll- duplexbetrieb ermöglichen. Somit kann je nach den individuellen Gegebenheiten eine einfachere oder komplexere Verbindung zu einem Verbraucherabzweig aufgebaut werden.The optical interface can also enable half-duplex or full-duplex operation. Thus, depending on the individual circumstances, a simpler or more complex connection to a load feeder can be established.
Die vorliegende Erfindung ist anhand der beigefügten Zeich- nungen näher erläutert, in denen zeigen:The present invention is explained in more detail with reference to the accompanying drawings, in which:
FIG 1 ein Blockschaltbild zu einer Rückwandbusankopplung gemäß dem Stand der Technik und FIG 2 ein Blockschaltbild einer Rückwandbusankopplung gemäß der vorliegenden Erfindung.1 shows a block diagram of a backplane bus coupling according to the prior art and FIG. 2 shows a block diagram of a backplane bus coupling according to the present invention.
Das nachfolgend näher beschriebene Ausführungsbeispiel stellt eine bevorzugte Ausführungsform der vorliegenden Erfindung dar.The exemplary embodiment described in more detail below represents a preferred embodiment of the present invention.
Das in FIG 2 wiedergegebene, erfindungsgemäße Rückwandbusmodul RM2 besitzt gegenüber dem Rückwandbusmodul RMl von FIG 1 erhöhte Funktionalität. An die Anschlussleitungen AL2, die Abzweigungen von den Busleitungen BL2 darstellen, ist unmit- telbar ein BUS-ASIC BA2 in dem Rückwandbusmodul RM2 angeschlossen. Der BUS-ASIC BA2 stellt eine einfache Kommunikationsverbindung (Punkt-zu-Punkt) zu einer daran angeschlossenen optischen Schnittstelle dar, die ebenfalls im Rückwandbusmodul RM2 untergebracht ist.The backplane bus module RM2 shown in FIG. 2 has increased functionality compared to the backplane bus module RM1 of FIG. A bus ASIC BA2 in the backplane bus module RM2 is connected directly to the connection lines AL2, which represent branches from the bus lines BL2. The BUS-ASIC BA2 provides a simple communication connection (point-to-point) to one connected to it optical interface, which is also housed in the backplane bus module RM2.
Die optische Schnittstelle besteht aus einem MikroController μC2,. der seinerseits über eine integrierte UART-Schnittstelle eine Optikeinheit OE1 anspricht. Die Optikeinheit OEl ist durch eine Sendediode und einen lichtempfindlichen Empfangstransistor symbolisch angedeutet. So können beispielsweise Sendedaten TxD über eine Infrarot-Sendediode abgestrahlt und Empfangsdaten RxD über einen IR-lichtempfindlichen Transistor empfangen werden.The optical interface consists of a microcontroller μC2. which in turn addresses an OE1 optics unit via an integrated UART interface. The optical unit OE1 is symbolically indicated by a transmitting diode and a light-sensitive receiving transistor. For example, transmission data TxD can be emitted via an infrared transmission diode and reception data RxD can be received via an IR light-sensitive transistor.
In einem geeigneten Abstand zu dem Rückwandbusmodul RM2 wird ein Verbraucherabzweigmodul VA2 platziert. Dieser Abstand ist so zu wählen, dass die optische Kommunikation ungehindert vonstatten gehen kann und andererseits die notwendige elektrische Isolation gegenüber Spannungen von 500 V bzw. 6 kV gewährleistet ist.A load feeder module VA2 is placed at a suitable distance from the backplane bus module RM2. This distance should be selected so that optical communication can take place without hindrance and, on the other hand, the necessary electrical insulation from voltages of 500 V or 6 kV is guaranteed.
Der Verbraucherabzweig VA2 besitzt seinerseits eine Optikeinheit OE2, die ebenfalls mit einer Leuchtdiode und einem lichtempfindlichen Transistor in FIG 2 symbolisiert ist. Sie tritt mit der Optikeinheit OEl des Rückwandbusmoduls RM2 auf optischem Wege in Verbindung. Die dadurch erzielte galvani- sehe Trennung ermöglicht beispielsweise, dass der Verbraucherabzweig VA2 sicher mit einem Potential von 24 V betrieben werden kann.The load feeder VA2 in turn has an optical unit OE2, which is also symbolized in FIG 2 with a light-emitting diode and a light-sensitive transistor. It optically connects to the OE1 optics unit of the RM2 backplane bus module. The electrical isolation achieved in this way enables, for example, the load feeder VA2 to be operated safely with a potential of 24 V.
Die Optikeinheit OE2 wird von einem weiteren MikroController μC3 ebenfalls über eine standardisierte UART-Schnittstelle angesteuert. Der Mikrocontroller μC3 übernimmt auch hier Technologiefunktionen wie das Treiben von Schützspulen und das Durchführen von Diagnose- oder Sanftstarterfunktionen. The OE2 optics unit is also controlled by another microcontroller μC3 via a standardized UART interface. Here too, the microcontroller μC3 takes on technology functions such as driving contactor coils and performing diagnostic or soft starter functions.

Claims

Patentansprüche claims
1. Busmodul zum Anschließen eines Automatisierungsgeräts an einen Rückwandbus, über den Daten und/oder Energie transpor- tierbar ist/sind, mit1. Bus module for connecting an automation device to a backplane bus, via which data and / or energy can / are transported, with
- mindestens einer Busanschlusseinrichtung (BL2) zum Anschluss an den Rückwandbus und- At least one bus connection device (BL2) for connection to the backplane bus and
- mindestens einer Geräteanschlusseinrichtung (AL2, BA2, μC2, OEl) einschließlich serieller, optischer Schnittstelle (μC2 , OEl ) zum Anschluss an das Automatisierungsgerät, d a d u r c h g e k e n n z e i c h n e t , d a s s- At least one device connection device (AL2, BA2, μC2, OEl) including serial, optical interface (μC2, OEl) for connection to the automation device, i.e. a d u r c h g e k e n n z e i c h n e t, d a s s
- die Geräteanschlusseinrichtung (AL2, BA2, μC2, OEl) ein Kopplungselement (BA2) aufweist, mit dem eine Punkt-zuPunkt-Kommunikationsverbindung zu dem Automatisierungsgerät herstellbar ist.- The device connection device (AL2, BA2, μC2, OE1) has a coupling element (BA2) with which a point-to-point communication connection to the automation device can be established.
2. Busmodul nach Anspruch 1, wobei das Kopplungselement (BA2) einen BUS-ASIC aufweist.2. Bus module according to claim 1, wherein the coupling element (BA2) has a BUS-ASIC.
3. Busmodul nach Anspruch 1 oder 2, wobei die Geräteanschlusseinrichtung (AL2, BA2, μC2, OEl) einen Mikrocontroller (μC2) aufweist, der an das Kopplungselement (BA2) angeschlossen ist und die serielle, optische Schnittstelle (μC2, OEl) ansteuert.3. Bus module according to claim 1 or 2, wherein the device connection device (AL2, BA2, μC2, OEl) has a microcontroller (μC2), which is connected to the coupling element (BA2) and controls the serial, optical interface (μC2, OEl).
4. Busmodul nach einem der vorhergehenden Ansprüche, wobei die serielle, optische Schnittstelle (μC2, OEl) eine UART- Schnittstelle umfasst.4. Bus module according to one of the preceding claims, wherein the serial, optical interface (μC2, OEl) comprises a UART interface.
5. Busmodul nach Anspruch 4, wobei die UART-Schnittstelle in das Kopplungselement (BA2) integriert ist.5. Bus module according to claim 4, wherein the UART interface is integrated in the coupling element (BA2).
6. Busmodul nach einem der vorhergehenden Ansprüche, wobei die optische Schnittstelle (μC2, OEl) Halbduplex- oder Voll- duplexbetrieb ermöglicht. 6. Bus module according to one of the preceding claims, wherein the optical interface (μC2, OEl) enables half-duplex or full-duplex operation.
7. Verbraucherabzweigvorrichtung zur Ankopplung an einen Rückwandbus mit7. Load feeder device for coupling to a backplane bus
- einer Schnittstelle (OE2, μC3) zur Kommunikation mit einem Busmodul (RM2), d a d u r c h g e k e n n z e i c h n e t , d a s s- an interface (OE2, μC3) for communication with a bus module (RM2), d a d u r c h g e k e n n z e i c h n e t, d a s s
- die Schnittstelle (OE2, μC3) eine serielle, optische Schnittstelle ist.- The interface (OE2, μC3) is a serial, optical interface.
8. Verbraucherabzweigvorrichtung nach Anspruch 7, die einen Mikrocontroller (μC3) aufweist, der die serielle, optische8. Consumer feeder device according to claim 7, which has a microcontroller (μC3), the serial, optical
Schnittstelle steuert.Interface controls.
9. Verbraucherabzweigvorrichtung nach Anspruch 7 oder 8, wobei die serielle, optische Schnittstelle (OE2, μC3) eine UART-Schnittstelle umfasst.9. Load junction device according to claim 7 or 8, wherein the serial, optical interface (OE2, μC3) comprises a UART interface.
10. Verbraucherabzweigvorrichtung nach einem der Ansprüche 7 bis 9, wobei die optische Schnittstelle (OE2, μC3) Halb- duplex- oder Vollduplexbetrieb ermöglicht. 10. Load junction device according to one of claims 7 to 9, wherein the optical interface (OE2, μC3) enables half-duplex or full-duplex operation.
EP04741005A 2003-08-08 2004-07-14 Bus coupling without plug connections for automation devices Withdrawn EP1652013A2 (en)

Applications Claiming Priority (2)

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DE10336572A DE10336572B4 (en) 2003-08-08 2003-08-08 Bus coupling without plug connections for automation devices
PCT/EP2004/007796 WO2005018141A2 (en) 2003-08-08 2004-07-14 Bus coupling without plug connections for automation devices

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EP1652013A2 true EP1652013A2 (en) 2006-05-03

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CN1826567A (en) 2006-08-30
US20060259670A1 (en) 2006-11-16
DE10336572B4 (en) 2007-04-19
DE10336572A1 (en) 2005-03-10
WO2005018141A2 (en) 2005-02-24
WO2005018141A3 (en) 2005-04-28

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