WO2022156911A1 - Appareil de terrain à interface apl - Google Patents

Appareil de terrain à interface apl Download PDF

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Publication number
WO2022156911A1
WO2022156911A1 PCT/EP2021/051611 EP2021051611W WO2022156911A1 WO 2022156911 A1 WO2022156911 A1 WO 2022156911A1 EP 2021051611 W EP2021051611 W EP 2021051611W WO 2022156911 A1 WO2022156911 A1 WO 2022156911A1
Authority
WO
WIPO (PCT)
Prior art keywords
field device
apl
interface
digital
network
Prior art date
Application number
PCT/EP2021/051611
Other languages
German (de)
English (en)
Inventor
Florian Kraemer
Patrick HEIZMANN
Stefan Allgaier
Original Assignee
Vega Grieshaber Kg
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 Vega Grieshaber Kg filed Critical Vega Grieshaber Kg
Priority to PCT/EP2021/051611 priority Critical patent/WO2022156911A1/fr
Priority to EP21701982.7A priority patent/EP4282133A1/fr
Publication of WO2022156911A1 publication Critical patent/WO2022156911A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/40006—Architecture of a communication node
    • 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
    • H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
    • 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
    • H04L67/50—Network services
    • H04L67/56—Provisioning of proxy services
    • H04L67/563—Data redirection of data network streams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
    • H04L69/08—Protocols for interworking; Protocol conversion

Definitions

  • the invention generally relates to the field of process automation and/or automation technology.
  • the invention relates to a field device for process automation and/or automation technology, the use of such a field device, a measuring system for process automation and the use of such a measuring system.
  • the Open Systems Interconnection (OSI) model is a conceptual model that characterizes and standardizes the communication functions of a telecommunications or computer system without regard to the underlying internal structure and technology. Its goal is the interoperability of different communication systems with standard communication protocols.
  • the model breaks down the flow of data in a communication system into seven layers of abstraction, from the physical implementation of the transmission of bits over a communication medium to the high-level representation of the data of a distributed application.
  • Each intermediate layer serves a class of functionality for the layer above and is served by the layer below.
  • Classes of functionality are implemented in software through standardized communication protocols.
  • the term "Advanced Physical Layer” describes, for example, a physical layer, such as in the OSI model, for Ethernet communication technology. Such a technology can be used in process automation and/or in automation technology, but regularly leads to complex network structures.
  • An improved field device for process automation and/or automation technology and an improved measuring system for process automation can advantageously be provided with embodiments of the invention.
  • a first aspect of the present disclosure relates to a field device for process automation and/or automation technology.
  • the field device has an advanced physical layer interface, APL interface, set up to connect the field device to an APL network and at least one digital and/or analog connection, which is used to connect at least one other field device and/or at least one component of the automation technology the field device and/or to the APL network is set up.
  • additional sensors and/or actuators for example in the form of one or more additional field devices, one or more components of the automation technology and/or one or more actuators (e.g. pumps , valves, motors, drives, etc.) can be coupled to the field device and/or the APL network. In this way, additional sensors and/or actuators can be integrated into the APL network via the field device.
  • one or more components of the automation technology and/or one or more actuators e.g. pumps , valves, motors, drives, etc.
  • additional sensors and/or actuators can be integrated into the APL network via the field device.
  • conventional sensors, field devices, components of automation technology and/or actuators can thus be made APL-capable via the at least one digital and/or analog connection.
  • Existing analogue and/or digital sensors can be integrated directly into an APL network, for example.
  • a connection to a cloud via the field device and/or the APL Network can be enabled and/or simplified.
  • Wiring and/or network topology of the individual sensors, field devices, actuators and/or components of the automation technology can also be simplified. Longer cable distances can be made possible, particularly for analog signals (eg 0...10 V signals).
  • power-intensive sensors and/or actuators can also be integrated into the APL network. Additional control devices, such as a PLC, can also be dispensed with.
  • the field device can generally be a measuring device, a sensor and/or a component of automation technology.
  • the field device can be a fill level measuring device for detecting a fill level of a medium, for example in a container, a radar fill level measuring device, a pressure measuring device for detecting a pressure of a medium, and/or a flow meter for detecting a flow rate of a medium.
  • the automation component can be any device of automation technology.
  • the automation component can be an automation device, a control component, a process automation component, a programmable logic controller ("PLC"), a field device, a control unit, a server, a data processing device, a sensor, an actuator, an actuator, an operating device, a mobile operating device, denote a tablet, a notebook, a smartphone, a gateway, an expansion module, an additional module or the like.
  • PLC programmable logic controller
  • the APL interface can be set up, for example, to be coupled to an APL field switch.
  • the APL interface can have an APL field switch.
  • the field device can also have electronics that can be set up to record and/or record measurement data.
  • the field device can have an operator interface, such as a display, a software controller, for example in the form of one or more programs or apps, and/or a data processing device, for example in the form of a control circuit and/or control unit.
  • the APL network can be any type of network that can be deployed and/or used with advanced physical layer technology. In principle, the APL network can be based on any protocol, such as Ethernet/IP, HART-IP, PROFINET, OPC UA and http.
  • the term APL network is also to be understood broadly in the context of the present disclosure. This can be any APL object and/or an OSI model with an APL layer.
  • automation technology can be defined as a subfield of technology that includes all measures for operating machines and systems without human intervention.
  • Automation technology components or automation components can have, for example, at least one wired interface for supplying the circuits of the component with electrical energy and at least one additional electrical interface for exchanging information with surrounding control components, sensors and/or actuators.
  • Process automation as a first sub-area of automation technology can have a relatively low degree of automation.
  • the aim of process automation can be to automate the interaction of the components of an entire plant, for example in the chemical, petroleum, paper, cement, shipping or mining sectors.
  • a large number of sensors can be used for this purpose, which can be adapted in particular to the specific requirements of the process industry, such as mechanical stability, insensitivity to contamination, extreme temperatures, extreme pressures.
  • the measured values of these sensors can be transmitted to a control room, for example, which monitors process parameters such as filling level, flow, pressure and/or density and/or which can be used to change settings for the entire plant manually or automatically.
  • Wired digital communication interfaces such as HART interfaces, Profibus or FF
  • HART interfaces can enable the secure transmission of small data packets in harsh industrial environments over long distances, whereby the energy used by the communication partners can optionally be limited in order to meet explosion safety requirements.
  • a second area of automation technology relates to factory automation and safety technology. Use cases for this can be found in a wide variety of industries such as automobile manufacturing, food production, the pharmaceutical industry or in general in the field of packaging.
  • the aim of factory automation can be to automate the production of goods using machines, production lines and/or robots, ie to run them without human intervention.
  • the wired digital communication interfaces generally used for this purpose can aim to transmit large amounts of data from a data source to a data sink in an extremely short time, for example with a predefined maximum runtime, latency and/or latency time. Since relatively short distances often have to be bridged here and no requirements with regard to explosion safety have to be taken into account, standards such as Industrial Ethernet or EtherCAT can be used, which have a higher power requirement but are suitable for time-critical systems and systems due to their real-time capability to control and regulate processes.
  • a third area of automation technology relates to logistics automation.
  • Typical applications are systems for logistics automation in the area of baggage and freight handling at airports, in retail, parcel distribution or in the area of vendor managed inventory, in which consumables are automatically delivered by a supplier up to a predetermined stock at the customer.
  • the task of logistics automation components can be, for example, to transmit characteristic values of a transported goods such as fill level, temperature, location or humidity at definable time intervals to an evaluation base, whereby the data is not used for the direct control of a process, and thus a longer time delay between the time of sending a measurement or status value and the time of receiving a measurement or status value can be tolerated.
  • the field device can be set up for this purpose, for example, in particular via the APL network, one or more other (APL) field devices, one or more (APL) components of the automation technology and/or one or more (APL) actuators (e.g. pumps, Valves, motors, drives, etc.), to control, to parameterize, and/or to define operating parameters.
  • the field device also has a control circuit and/or control unit which is set up to convert and convert a signal received via the at least one digital and/or analog connection for forwarding to the APL network via the APL interface /or to process.
  • control circuit can be arranged in a separate housing, like that of the field device, so that, for example, the field device can be retrofitted with such a control circuit.
  • the field device can be designed and/or set up for this purpose, for example based on the APL interface and/or the at least one analog and/or digital connection, an APL functionality, an APL connection, a connection to an APL network, communication via an APL network for one or more other (APL) field devices, one or more (APL) components of automation technology and/or one or more (APL) actuators (e.g. pumps, valves, motors, drives, etc. ), to provide, in particular to provide retrofitted.
  • APL APL interface and/or the at least one analog and/or digital connection, an APL functionality, an APL connection, a connection to an APL network, communication via an APL network for one or more other (APL) field devices, one or more (APL) components of automation technology and/or one or more (APL) actuators (e.g. pumps, valves, motors, drives, etc. ), to provide, in particular to provide retrofitted.
  • control circuit is set up to convert an analog signal received via the at least one digital and/or analog connection into a digital signal. In this way, signals can be reliably fed into the APL network.
  • control circuit of the field device is set up to transmit, via the at least one digital and/or analog connection, a control signal, information and/or data (for example a signal received via the APL interface) to at least one actuator, to at least one other field device and/or to transmit at least one component of the automation technology.
  • the field device can at least partially take over the control and/or monitoring of the at least one actuator, the at least one further field device and/or the at least one component of the automation technology.
  • control circuit of the field device is set up to prioritize and/or multiple received signals, for example from one or more transmitters, for forwarding to the APL network and/or another field device (and/or automation component and/or actuator). weighted differently.
  • control circuit is set up to receive at least one measured value, status information and/or health data from at least one actuator, at least one additional field device and/or at least one component of the automation technology via the at least one digital and/or analog connection process and/or feed them into the APL network via the APL interface.
  • the measured value, status information and/or health data can be transmitted over large distances to a control room.
  • the APL interface has an integrated APL field switch.
  • the APL interface is configured to supply power to the field device and to transmit data.
  • several further sensors, field devices and/or components of the automation technology can be coupled to the APL network via the APL field switch, for example via an associated APL connection.
  • An additional APL field switch in the APL network can also be omitted.
  • the at least one digital and/or analog connection has at least one two-wire connection, at least one 4...20 mA interface and/or at least one 0...10 V interface.
  • a digital connection can be designed as a relay or transistor, for example, in order to control other actuators and/or sensors via the APL network.
  • the at least one digital and/or analog connection has at least one digital input/output and/or at least one relay, one transistor and/or one transistor output for control and/or regulation an actuator, at least one further field device and/or at least one component of the automation technology.
  • the APL interface is set up for data transmission of several Mbps (megabits per second), in particular 10 Mbps or higher.
  • the field device can be used in a potentially explosive area.
  • the field device can be designed in such a way that it can be set up for operation in potentially explosive areas.
  • the field device is designed in such a way that it can be connected to an external APL power switch and/or an external APL field switch.
  • the field device can be connected to an APL power switch, for example, using a single line.
  • the field device can be supplied with intrinsically safe power via the APL field switch.
  • An intrinsically safe power supply can increase safety when using the field device in a hazardous area.
  • the field device can be integrated into an APL network.
  • the APL network has a topology selected from the group consisting of bus topology, line topology, tree topology, star topology and daisy chain topology.
  • the APL network can be, for example, a network based on a protocol such as Ethernet/IP, HART-IP, PROFINET, OPC UA or http.
  • the field device is designed as a filling level sensor and/or limit level sensor and/or control device.
  • This can be, for example, a radar fill level sensor and/or a capacitive limit level sensor.
  • the field device can have the appropriate measurement electronics and the appropriate components.
  • the field device can have a measured value recorder and/or an antenna for acquiring measured values or measurement data.
  • a further aspect of the present disclosure relates to the use of a field device, as described above and below, in automation technology and/or process automation, in particular in a hazardous area.
  • a further aspect of the present disclosure relates to a measuring system for process automation and/or automation technology.
  • the measuring system has at least one field device, as described above and below, which can be connected to an APL network via the APL interface, and at least one further field device and/or at least one component of the automation technology, which can be connected via the at least one digital and /or analog connection of the field device can be connected to the APL network and/or is connected.
  • the measurement system also has at least one APL power switch and/or at least one APL field switch, which is and/or can be coupled to the APL interface of the field device.
  • a further aspect of the present disclosure relates to the use of a measuring system, as described above and below, in automation technology and/or process automation.
  • An APL network or a measurement system in which a field device as described above and below can be used can have one or more intrinsically safe spurs. It is also conceivable to connect an additional APL field switch using one or more trunks.
  • FIG. 1 shows a field device according to an embodiment.
  • Figure 2 shows a field device according to another embodiment.
  • 3 shows a measurement system according to an embodiment.
  • 4 shows a measurement system according to an embodiment.
  • FIG. 1 shows a field device 100 according to an embodiment.
  • FIG. 1 shows in particular a schematic representation of an APL filling and/or limit level sensor.
  • Field device 100 has an APL interface 102 for connecting the field device to an APL network and at least one digital and/or analog connection 104 for connecting at least one additional field device 100 and/or at least one component of the automation technology to field device 100 and/or to the APL network.
  • the field device 100 can have a measured value recorder or measuring electronics 106, which can be set up to record and/or record measured values such as filling level data, limit level data and/or pressure data.
  • a measured value recorder or measuring electronics 106 which can be set up to record and/or record measured values such as filling level data, limit level data and/or pressure data.
  • the field device 100 can be used as a control device for other field devices or components 302, 304 of automation technology (see, for example, FIG. 3). This can, for example, allow another control device, such as a PLC, to be saved.
  • the field device 100 itself can be used as a power supply for further field devices 100 or components 302, 304 of the automation technology, which may be current-intensive. In this way, power-intensive sensors and/or actuators can be integrated into the APL network.
  • Figure 2 shows a field device 100 according to a further embodiment. Unless otherwise described, field device 100 in FIG. 2 has the same elements and/or components as field device 100 in FIG.
  • the field device in FIG. 2 also has a control circuit 210 which is set up to forward a signal to the APL network via the APL interface 102 and can convert, convert and/or process the signal for this purpose.
  • the signal can have been received via the digital and/or analog connection 104 .
  • signals coming from the APL network are received, converted into digital and/or analog signals, transformed and/or processed.
  • the field device has four different digital and/or analog connections 202, 204, 206, 208.
  • Examples of such connections can be a 4...20 mA interface, a 0-10 V interface, a DIO interface (digital input/output) or a relay and/or a transistor.
  • the field device in FIG. 2 is also optionally connected to an external APL power switch 214 via a line 212.
  • the field device 100 can optionally be supplied with intrinsically safe power via the same line 212 .
  • FIG. 3 shows a measuring system 300 according to a further embodiment.
  • FIG. 3 shows in particular a measuring system 300 with a field device 100, as described above and below.
  • the field device 100 of the measuring system 300 in FIG. 3 has the same elements and/or components as the field device 100 in FIGS.
  • the field device 100 of Figure 3 represents in particular a level sensor with the corresponding electronics and / or sensors 106.
  • the field device 100 is connected via an analog connection 202 to a further field device 302, such as a pressure sensor with an analog 4-20 mA connection.
  • the additional field device 302 is connected to the field device 100 via the analog connection.
  • the field device 100 is also connected to an actuator 304 or an actuator system 304 via a digital or analog connection, such as a pump, a valve, a pneumatic actuator or the like.
  • Existing analog and/or digital sensors 302 and/or actuators 304 can thus be integrated into the APL network via the field device 100 .
  • Additional sensors and/or actuators can thus be easily integrated in a cloud via the APL network, for example.
  • the actuators, such as a pump can then be controlled via an existing user interface of the field device 100.
  • the field device 100, the additional field device 302 and the actuator 304 can be located, for example, in a hazardous area Z1.
  • the other components of an APL network 306, such as an APL power switch 214, can be in a different area Z2 are located. So that the components which, in contrast to the field device 100, do not have an intrinsically safe operation, can be used outside of the hazardous area.
  • FIG. 4 shows a measurement system 300 according to an embodiment.
  • the field device 100 of the measuring system 300 in FIG. 3 has the same elements and/or components as the field device 100 in FIGS.
  • the measuring system 300 can have several field devices 100, 100', 100", 100", which can be connected to the APL network 306 via the APL interface 102, optionally via an APL power switch 214 of the measuring system 300. Power-intensive field devices and/or actuators can also be integrated into the APL network in this way.
  • the measuring system 300 has a further field device 402, which can be connected via the at least one digital and/or analog connection 202 of the field device 100''.
  • the further field device 402 can be a conventional sensor. In particular for analog signals, such as 0-10 V, long line distances can be used to connect the devices.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Computing Systems (AREA)
  • General Health & Medical Sciences (AREA)
  • Medical Informatics (AREA)
  • Computer Security & Cryptography (AREA)
  • Communication Control (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Abstract

L'invention concerne un appareil de terrain (100) de l'automatisation de processus et/ou de la technique d'automatisation. L'appareil de terrain (100) comporte une interface APL (couche physique avancée) (102) pour connecter l'appareil de terrain (100) à un réseau APL et au moins une connexion numérique et/ou analogique (202) pour connecter au moins un autre appareil de terrain (302) et/ou au moins un composant (304) de la technique d'automatisation à l'appareil de terrain (100) et/ou au réseau APL.
PCT/EP2021/051611 2021-01-25 2021-01-25 Appareil de terrain à interface apl WO2022156911A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/EP2021/051611 WO2022156911A1 (fr) 2021-01-25 2021-01-25 Appareil de terrain à interface apl
EP21701982.7A EP4282133A1 (fr) 2021-01-25 2021-01-25 Appareil de terrain à interface apl

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2021/051611 WO2022156911A1 (fr) 2021-01-25 2021-01-25 Appareil de terrain à interface apl

Publications (1)

Publication Number Publication Date
WO2022156911A1 true WO2022156911A1 (fr) 2022-07-28

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EP (1) EP4282133A1 (fr)
WO (1) WO2022156911A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023106318A1 (de) 2023-03-14 2024-09-19 Samson Aktiengesellschaft Feldgerätesystem, Verfahren zum Überwachen eines Feldgeräts einer prozesstechnischen Anlage und prozesstechnische Anlage

Citations (1)

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US20070057783A1 (en) * 2005-07-20 2007-03-15 Reller Troy M Field device with power over Ethernet

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ANONYMOUS: "Advanced Physical Layer - Wikipedia - Version vom 30. Juni 2020", 30 June 2020 (2020-06-30), XP055842064, Retrieved from the Internet <URL:https://de.wikipedia.org/w/index.php?title=Advanced_Physical_Layer&oldid=201453794> [retrieved on 20210917] *
SPIELMANN BENEDIKT: "Ethernet-APL", 4 March 2020 (2020-03-04), ODVA 2020 Industry Conference & 20th Annual Meeting, XP055842081, Retrieved from the Internet <URL:https://www.odva.org/wp-content/uploads/2020/05/2020-ODVA-Conference_Ethernet-APL_Spielmann_Final.pdf> [retrieved on 20210917] *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023106318A1 (de) 2023-03-14 2024-09-19 Samson Aktiengesellschaft Feldgerätesystem, Verfahren zum Überwachen eines Feldgeräts einer prozesstechnischen Anlage und prozesstechnische Anlage

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