A standardized XML-based format defining device characteristics and communication parameters in PROFINET networks, ensuring seamless interoperability and integration across industrial automation systems.
お客様の製品にマルチプロトコル通信を – 高度に統合されたソリューションのためのチップとモジュール
機械やデバイスをネットワークに統合 – 当社のターンキー通信ソリューションなら、ネットワーク規格に関係なく簡単に統合できます。
一元化されたエッジ管理が簡単に - デバイスとアプリケーションを管理するための包括的なIIoTプラットフォーム
次世代の産業用通信をご紹介します。netXは、シームレスな接続性、サイバーセキュリティ、長期にわたる拡張を可能にします。
お客様の業界に適した通信ソリューション – オートメーション市場のリーダーであるヒルシャーの長年の経験にお任せください。
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次世代の産業用通信をご紹介します。netXは、シームレスな接続性、サイバーセキュリティ、長期にわたる拡張を可能にします。
産業用ネットワーク、デバイス、システムをインテリジェントかつ効率的に接続する革新的な通信ソリューションの開発。
次世代の産業用通信をご紹介します。netXは、シームレスな接続性、サイバーセキュリティ、長期にわたる拡張を可能にします。
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In a connected world, we unlock the potential of industrial communication. Our success is built on the commitment of our employees.
At Hilscher, we are shaping the future of industrial communication. Turn complex requirements into clear priorities, connect technology with customer value, and take ownership of innovative hardware products. Work with interdisciplinary teams to turn ideas into solutions that make a difference. Shape the future with us.
お客様の製品にマルチプロトコル通信を – 高度に統合されたソリューションのためのチップとモジュール
機械やデバイスをネットワークに統合 – 当社のターンキー通信ソリューションなら、ネットワーク規格に関係なく簡単に統合できます。
一元化されたエッジ管理が簡単に - デバイスとアプリケーションを管理するための包括的なIIoTプラットフォーム
お客様の業界に適した通信ソリューション – オートメーション市場のリーダーであるヒルシャーの長年の経験にお任せください。
レガシー・フィールドバスから産業用イーサネット、最新のセンサのネットワーキングからクラウドまで、ヒルシャーの産業用通信ソリューションが活躍しています。
産業用ネットワーク、デバイス、システムをインテリジェントかつ効率的に接続する革新的な通信ソリューションの開発。
In a connected world, we unlock the potential of industrial communication. Our success is built on the commitment of our employees.
In the field of industrial automation, ensuring that devices from different manufacturers can communicate effectively is a critical challenge. Initially, device manufacturers employed proprietary methods to describe their devices' capabilities and parameters. These varied formats led to interoperability challenges and increased engineering efforts for system integrators, highlighting the need for a standardized approach to device description. To mitigate these challenges, PROFIBUS International (PI) introduced the General Station Description (GSD) format in the mid-1990s. GSD provided a standardized method for manufacturers to outline the characteristics and communication parameters of their PROFIBUS devices. Despite its contributions to easing device integration, GSD was somewhat limited in scope and flexibility, particularly for complex devices. Recognizing these limitations, PI developed an improved and more versatile device description format, leading to the creation of the General Station Description Markup Language (GSDML), a language for describing devices in PROFINET networks, in the early 2000s.
GSDML represented a leap forward, offering a structured and extensible markup language that significantly enhanced the description of devices. Just like the classic keyword-based GSD file for PROFIBUS devices, a GSDML file can also be regarded as a General Station Description (GSD). The difference, however, is that GSDML is structured in XML notation, which gives it some advantages in comparison. But more on this later.
The General Station Description (GSD) file, which GSDML describes, contains essential information about PROFINET devices, including IO Data, IO Channels, Parameters, and Alarms. This information is crucial for engineering tools to effectively integrate and manage these devices within an industrial setting. The GSDML file, being an ASCII text file leveraging XML data description language and includes both general and device-specific specifications for communication and network configuration, making it an indispensable resource for achieving interoperability in industrial networks. The transition from GSD to GSDML reflects a broader shift towards more flexible, extensible, and comprehensive device descriptions. GSDML's XML-based structure not only accommodates detailed device specifications but also supports multiple protocols beyond PROFIBUS, such as PROFINET IO and Process Automation devices. This versatility is crucial in modern industrial environments where diverse communication protocols coexist and where there is a need for seamless integration of devices from various manufacturers.
Moreover, GSDML files are designed to comply with ISO 15745, the base standard for device descriptions, ensuring that they meet international guidelines for device integration into engineering tools. Hence, the adoption of GSDML quickly gained momentum within the industrial automation community, thanks to its standardized format and comprehensive capabilities. It became the de facto standard for describing PROFIBUS devices, facilitating smoother integration, configuration, and management of diverse devices.
GSDML plays a crucial role in ensuring devices from various manufacturers can seamlessly integrate and communicate within industrial networks, thereby facilitating a more efficient and interoperable ecosystem. The essence of GSDML lies in its ability to provide a readable ASCII text file format that encompasses both general and device-specific specifications for communication and network configuration.
A GSDML (General Station Description Markup Language) file is a comprehensive document that outlines the specifications and functionalities of devices within an industrial automation system. These files are pivotal for ensuring seamless integration and communication between various components in the network. The structure of a GSDML file is meticulously designed to cover all necessary details about a device, from its identification and operational parameters to its diagnostic capabilities and communication settings as follow:
In addition to their descriptive capacity, GSDML files also support multilingual content, allowing them to house information in various languages within a single file. This capability significantly reduces the complexity and number of files needed to describe devices, streamlining device management and configuration processes. Furthermore, these files often come accompanied by graphical representations (bitmap files) to visually depict the device during configuration, enhancing user experience and accuracy in setting up devices.
GSDML primarily plays a crucial role at the application layer within industrial automation systems by minimizing the complexities of lower-level communication protocols and network configurations. This abstraction enables applications to concentrate on higher-level tasks, including device configuration, monitoring, and diagnostics. Although GSDML operates at the application layer, it also interacts with lower layers of the OSI model as part of the overall communication process. For instance, GSDML files may be transmitted over network protocols such as TCP/IP, which function at the transport and network layers of the OSI model. These lower layers are responsible for tasks like data transmission, routing, and error detection, ensuring that GSDML files are reliably exchanged between applications over the network.
GSDML utilizes XML (extensible Markup Language) as its underlying format for representing device descriptions in industrial networks as follow:
GSDML uses XML tags to denote various elements such as device parameters, configurations, and diagnostics to provide a clear and organized way to represent detailed information about industrial devices.
Within GSDML files, XML tags are employed to identify different data elements, including the device details, operational parameters, and other specific characteristics.
GSDML uses XML for its extensibility, enabling the accommodation of a broad set of device descriptions and configurations.
The design of XML promotes ease of reading and interpretation by humans, which is critical for developers, engineers, and system integrators working with GSDML files. The clarity and structure of the language facilitate easier management of device descriptions and adjustments when necessary.
Given its standardized syntax, XML ensures that GSDML files can be seamlessly parsed and processed by various software applications and tools.
These tools are used to define the precise structure and constraints of GSDML documents. Adherence to a standardized schema, facilitated by these definitions, is essential for maintaining interoperability and ensuring the reliability of device integrations across different platforms.
GSDML files fulfil a variety of tasks in the development and operation of PROFINET networks, which are described below in connection with various hardware and software components:
One of the primary advantages of GSDML files is their role in enhancing device integration into engineering tools. By adhering to ISO 15745, the base standard for device descriptions, GSDML files ensure a higher level of compatibility and interoperability among devices on a PROFINET network. This standardization simplifies the engineering process, allowing for more efficient system configuration and setup.
Moreover, GSDML files contain comprehensive information about the device, including configuration details, parameters, modules, diagnostics, alarms, and identification data. This wealth of information enables precise control and monitoring of devices, contributing to improved operational efficiency and reliability. The XML structure of GSDML files supports a data structure that accommodates multiple languages, making these files versatile and adaptable to various international projects. The flexible and extensible nature of GSDML allows manufacturers to include custom parameters and functionalities specific to their devices. This adaptability ensures that GSDML can cater to the unique requirements of diverse industrial applications and environments.
The inclusion of a bitmap file with the GSDML also enhances the user experience by providing a graphical representation of the device during configuration. This visual aid can simplify the setup process like providing diagnostic information, status updates, and alarm notifications for each device, especially for complex devices, ensuring that configurations are done correctly and efficiently.
Furthermore, the ability to use standard XML editors for GSDML editing fosters better integration of devices into engineering tools. This flexibility allows for easier updates and modifications, which can be crucial in dynamic industrial environments where changes to the system’s configuration may be frequent.
Hilscher’s product portfolio offers versatile solutions for PROFINET and PROFIBUS networks, enabling device integration and optimizing network performance. Their netX System on Chips (SoCs) and protocol stacks allow devices to support multiple protocols on a single chip, simplifying industrial communication. Embedded modules, pre-configured for quick deployment, save manufacturers time and resources. Hilscher also provides PC cards, gateways, and switches to extend network capabilities, while their IO-Link Masters facilitate seamless integration of IO-Link sensor technology. Additionally, Hilscher’s netX Lifecycle Support and network diagnostics ensure optimal network operation, while their netFIELD Edge Gateways and Edge OS Runtime enhance IoT integration with edge management within PROFINET networks.
Hence, Hilscher's extensive product range caters all aspects of industrial communication needs, from the foundational netX SoCs to advanced edge management systems. Whether clients are integrating legacy fieldbuses or modern sensor networks, Hilscher's solutions offer robust, efficient, and cutting-edge communication capabilities, ensuring that industrial systems are both future-proof and efficient.
