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networks. Accueil Service et assistance Glossary Simple Network Management Protocol (SNMP) Simple Network Management Protocol (SNMP) Evolution of SNMP The Simple Network Management Protocol (SNMP) has undergone [...] specifications. However, SNMPv1 had its limitations like lacking robust authentication and encryption., prompting the development of SNMPv2, which was documented in RFC 1441 in 1993. SNMPv2 aimed to address some [...] At the heart of SNMP's architecture lies the client-server model, which delineates roles between SNMP managers and agents, facilitating efficient network management and monitoring. A SNMP manager, also known
directly connected peers, simplifying network management and topology mapping. Accueil Service et assistance Glossary Link Layer Discovery Protocol (LLDP) Link Layer Discovery Protocol (LLDP) Introduction [...] applications. LLDP-MED introduced specialized TLVs to support voice, video, and other media endpoints, addressing specific needs such as Quality of Service (QoS) settings and Power over Ethernet (PoE) capabilities [...] endpoints, such as those used in voice and video communications. This extension supports advanced features like Quality of Service (QoS) and Power over Ethernet (PoE), enhancing the protocol's utility for
on MAC addresses, reducing congestion and improving communication reliability. Accueil Service et assistance Glossary Switch (Network) Switch (Network) General description In computer networks, switches [...] simple networking needs. Managed switches , on the other hand, provide advanced features such as VLAN support, traffic monitoring, and network security configurations. These are used in larger enterprise networks [...] where data must be delivered with precise timing and minimal latency . Industrial switches often support protocols like EtherCAT , PROFINET , or Modbus TCP, which are widely used in automation technology
applications to expand your knowledge and better understand complex topics. Accueil Service et assistance Glossary Glossary Insights into the language of automation Here, you will find a comprehensive collection [...] Welcome to the Hilscher Glossary! Here you will find concise explanations of terms, technologies, and solutions related to industrial communication and automation. Discover key concepts, terminology and [...] and our innovative solutions. Whether you're a seasoned professional or new to the field, this glossary serves as a valuable resource to enhance your understanding of key concepts and terminology. Acyclic
efficient, reliable data transfer, supporting high speeds and features like link aggregation for greater bandwidth and redundancy. Accueil Service et assistance Glossary Ethernet Channel Ethernet Channel
and Telecoms Support The networking stack of QNX is pre-integrated and fully, reducing development time and accelerating product deployment. It supports a broad range of natively supported networking protocols [...] telecommunications, offering high performance and precise resource management. Accueil Service et assistance Glossary QNX QNX Introduction QNX is a real-time operating system and well known for its microkernel [...] time-to-market. Support for Modern AI and ML Frameworks: To accelerate the development of machine learning (ML) and artificial intelligence (AI) applications in industrial automation, QNX supports popular AI
approach supporting multiple industrial protocols on a single device or system, enabling interoperability and flexibility across diverse automation networks and legacy systems. Accueil Service et assistance [...] the appropriate firmware , protocol stacks, development boards, and extensive product support and development services. This comprehensive approach ensures long-term availability and continuous expansion [...] assistance Glossary Multiprotocol Multiprotocol The diversity of industrial communication protocols Since the emergence of the first fieldbus systems in the 1980s, the landscape of industrial communication
collaborates to support development goals by providing expertise, funding, or technical assistance for successful project planning and implementation. Accueil Service et assistance Glossary Development Partner [...] analysis In addition, Hilscher also offers its customers its own development services and support, including: Project development support Pre-certification Workshops for specific protocol technologies Circuit [...] prevent cyber threats in industrial environments. 8. Ongoing support and maintenance Development partners often provide continuous support, ensuring that the system remains reliable, up-to-date, and functional
error detection, packet routing, and traffic management for optimal performance. Accueil Service et assistance Glossary Communication Controller Communication Controller Introduction A communication controller [...] timely responses and synchronization critical for automated processes. Multiprotocol Support They typically support various industrial Ethernet and fieldbus protocols, such as PROFINET , Ethernet/IP , [...] Internet of Things) Technologies These technologies support advanced data analytics, remote monitoring, and seamless integration with cloud-based services. Key IIoT protocols include: MQTT OPC UA In addition
networks to ensure reliable, real-time communication, supporting efficiency, safety, and scalability in automated systems. Accueil Service et assistance Glossary Network Analysis Network Analysis Introduction [...] as optimizing communication protocols, upgrading hardware components, or implementing Quality of Service (QoS) mechanisms. Security Analysis With the increasing connectivity of industrial systems, cybersecurity [...] Détecter des anomalies complexes dans les réseaux industriels Le netANALYZER permet au spécialiste des services Leadec de bénéficier d'une assistance fiable pour le dépannage des réseaux Ethernet industriels
offered by various vendors in the market, support netX. Hilscher also supports its customers with an additional support contingent or further development services - e.g. the development of a hardware design [...] automation, enabling efficient prototyping and real-world performance evaluation. Accueil Service et assistance Glossary Evaluation Boards Evaluation Boards Introduction to Evaluation Boards Evaluation boards [...] networking (TSN), deterministic Ethernet , and high-speed fieldbus protocols. Modern evaluation boards support advanced features such as synchronized communication, time-critical control loops, and seamless
in industrial automation, automotive systems, and audio/video transmission. Accueil Service et assistance Glossary Time Sensitive Networking (TSN) Time Sensitive Networking (TSN) Introduction Time-Sensitive [...] Networking (TSN) is a set of standards developed to enhance the capabilities of Ethernet networks to support real-time, time-sensitive applications. It aims to address the growing need for deterministic data [...] umbrella of the IEEE 802.1 working group, which has been actively enhancing Ethernet standards to support time-sensitive and interoperable applications. TSN aims to address these challenges by providing
integration of PCs into automated environments using Ethernet and fieldbus protocols. Accueil Service et assistance Glossary Device Drivers for PC Cards Device Drivers for PC Cards Introduction PC cards for industrial [...] control systems. It supports the use of AI/ML models for tasks such as optimising production efficiency and predictive maintenance. Compared to other RTOS such as QNX, VxWorks uniquely supports OCI containers [...] tasks are designed for the integration of PC-based systems into automated environments. These cards support a wide range of industrial Ethernet and fieldbus protocols, allowing PCs to communicate with various
enabling seamless integration and communication in industrial automation systems. Accueil Service et assistance Glossary ESI File / EtherCAT SubDevice Information ESI File / EtherCAT SubDevice Information [...] SubDevices to the MainDevice device. This includes details about the SubDevice's capabilities, supported features, and communication parameters. The ESI file allows the EtherCAT MainDevice to automatically [...] SubDevice during network startup. This includes mapping process data objects (PDOs) and setting up service data object (SDO) initialization sequences. Ensuring the ESI file matches the firmware version of
memory, errors, and real-time processing in computing and industrial automation. Accueil Service et assistance Glossary Runtime Runtime Introduction A runtime describes the length of time and the program life [...] e and responsiveness by utilizing available CPU resources more effectively. Communication Support They support various communication protocols and network configurations, including fieldbuses, real-time [...] for transporting monitoring data and avoiding system calls. Support for Multiple Programming Languages Industrial runtime systems often support multiple programming languages to cater to different engineering
applications, featuring low latency, multi-core support, and seamless integration for precision-critical environments. Accueil Service et assistance Glossary INtime Real-Time Operating System (RTOS) INtime [...] RTOS include a microkernel architecture that minimizes latency and maximizes system responsiveness, support for multi-core processing to increase computational efficiency, and robust communication interfaces [...] hardware platforms, making it a versatile solution for different industrial automation needs. It supports two binary compatible usage configurations: INtime for Windows, where the INtime RTOS runs alongside
events, improving system efficiency, multitasking, and real-time responsiveness. Accueil Service et assistance Glossary Interrupt Mechanism Interrupt Mechanism Introduction to Interrupt The concept of interrupts [...] communication diagnostic devices support the smooth operation of fieldbus networks. Next to RTE systems, Hilscher's components for industrial communication networks also support the most common fieldbus protocols [...] its ongoing operations, saves its state, and executes a specialized function known as an Interrupt Service Routine (ISR). The primary purpose of an ISR is to handle the specific event or condition that triggered
F-Device needs different iParameters at runtime, PROFIsafe provides additional services. PROFIsafe Services The main services provide exchange of F-Output and F-Input data. During start-up or in case of [...] functions like emergency stops and machine guarding in industrial automation. Accueil Service et assistance Glossary PROFIsafe PROFIsafe Introduction PROFIsafe is a technology designed to address safet [...] stacks, supports the development of devices that have to fulfil high functional safety requirements. The netX acts as a black channel for the safety system. The netX firmware provides the services to exchange
integration and interoperability in CANopen, DeviceNet, and EtherNet/IP networks. Accueil Service et assistance Glossary EDS File / Electronic Data Sheet EDS File / Electronic Data Sheet What is an EDS file [...] components. EDS files are mainly used in CANopen , DeviceNet and EtherNet/IP networks. EDS files support the device configuration, programming and commissioning of automation systems. They help to provide [...] Communication settings They specify the communication parameters for the device, including the supported protocols, baud rates, and other network-related settings. This information enables the automation
reliable data exchange between digital circuits in industrial and embedded systems. Accueil Service et assistance Glossary SPI Interface SPI Interface Introduction to SPI Interface The Serial Peripheral Interface [...] all synchronized by the serial clock (SCLK) generated by the master. High Data Transfer Rates They support high data transfer rates, typically ranging from 10 Mbps to several tens of Mbps, making it suitable [...] systems. Daisy-Chaining In addition to the standard configuration with individual SS lines, SPI supports daisy-chaining, where slave devices are connected in series. Data is shifted out of the master into
integration across diverse systems and reducing dependency on proprietary protocols. Accueil Service et assistance Glossary Component Object Model (COM) Component Object Model (COM) Introduction to Component Object [...] among different systems. Moreover, COM supports distributed computing through Distributed Component Object Model (DCOM), which extends the functionality of COM to support applications communicating across network [...] introduced as a significant extension, providing support for distributed transactions, resource pooling, and event publication and subscription among other services. These features are vital for managing complex
usly, commonly used in networking, radio, television, and digital platforms. Accueil Service et assistance Glossary Broadcast Broadcast Definition Broadcast in communication refers to the method of tr [...] Local Area Networks (LANs) for essential tasks like resolving addresses and discovering network services. Broadcast communication is characterized by its one-to-all nature, where a message from one source [...] domain, which is typically confined by routers in a network. IPv4 (Internet Protocol version 4) supports broadcasting using special addresses such as 255.255.255.255 or subnet-directed broadcast addresses
across diverse or incompatible networks by maintaining seamless communication. Accueil Service et assistance Glossary Tunneling Tunneling Introduction to tunneling Network tunneling refers to a method in [...] like Ethernet over EtherCAT (EoE) mailbox protocol, L2TP or MPLS also support cyclic communication while IPsec and SSL/TLS can support acyclic communication by ensuring secure and timely delivery of data [...] another protocol. This encapsulation allows the data to travel over networks that wouldn't otherwise support the original protocol. The destination network then decapsulates the data to retrieve the original
simultaneously, optimizing bandwidth usage and reducing network congestion. Accueil Service et assistance Glossary Multicast Multicast Introduction Multicast is a communication method where a single data [...] ly beneficial in protocols like PROFINET, EtherNet/IP, and EtherCAT, where multicast is used to support time-critical communication, such as cyclic data updates or event notifications. For example, in [...] control in robotics or energy systems. Furthermore, multicast's ability to enable group communication supports features like redundancy protocols and diagnostics, enhancing fault tolerance and system visibility
enabling interoperability between diverse networking systems and technologies. Accueil Service et assistance Glossary OSI Model OSI Model Introduction to OSI model The OSI (Open Systems Interconnection) [...] computing system without regard to its underlying internal structure and technology. Its goal was to support the emergence of diverse computer networking methods and facilitate interoperability among different [...] previously existed. This hierarchical architecture logically partitions the functions required to support system-to-system communication, making it easier to design and implement complex network architectures
interoperability, and efficient communication in industrial automation networks. Accueil Service et assistance Glossary IO Device Description (IODD) IO Device Description (IODD) Introduction of IODD The IO [...] devices into various automated systems due to its open standard communications protocol, which is supported globally by industrial automation companies. Its standardized format and adherence to international [...] industrial operations. Technical Features The technical features of IODD are specifically tailored to support the seamless integration, configuration, and interoperability of industrial devices within automation
communication in industrial automation by capturing data between connected systems. Accueil Service et assistance Glossary Test Access Point (TAP) Test Access Point (TAP) Introduction A Test Access Point (TAP) [...] where network visibility is crucial without disrupting the flow of data. Full-Duplex Monitoring They support full-duplex monitoring, meaning they can simultaneously capture both incoming and outgoing traffic [...] important for industries subject to strict compliance standards. Remote Monitoring and Control It supports secure virtual private network (VPN) connections, enabling remote monitoring and control of industrial
industrial use with stackable modules and long-term reliability, supporting various bus types like ISA and PCI. Accueil Service et assistance Glossary PC/104 PC/104 Introduction PC/104 is a standard and form factor [...] time-to-market. It supports a long product lifecycle, often exceeding 10 years, ensuring long-term availability of parts and upgrades. The extensive ecosystem of compatible boards and support for various bus
updates and reliability in real-time control systems for industrial automation. Accueil Service et assistance Glossary Cyclic Data Transmission Cyclic Data Transmission Introduction Cyclic Data Transmission [...] actualization of process data, which is essential for accurate control and monitoring. Secondly, it supports efficient fault detection and system diagnostics by regularly comparing current data with previous [...] - from communication controllers , embedded modules and PC cards to IO-Link masters - Hilscher supports its customers with both cyclical and acyclical data exchange in production systems. All these components
networking, and accelerators in industrial automation and computing systems. Accueil Service et assistance Glossary PCI Express PCI Express Introduction PCI Express, commonly known as PCIe or PCI-e, is [...] but also supports more efficient and reliable communication protocols such as packet-based transactions, like Industrial Ethernet . Benefits of PCIe for industrial use High Bandwidth PCIe supports high-speed [...] complex tasks and large volumes of data typical in automation systems. PCIe's standardized interface supports various hardware components, including graphics and memory and storage, that are critical to the
between devices, simplifying network development, scalability, and troubleshooting. Accueil Service et assistance Glossary Protocol Stack Protocol Stack General description A protocol stack is a structured set [...] interactions. The stack operates hierarchically, with each layer relying on the services of the one below it while providing services to the one above it. This modular design simplifies development, troubleshooting [...] to maintain data integrity in harsh conditions with electromagnetic interference. The stacks must support scalability to integrate diverse devices and adapt to system expansions. Security features like
Ethernet, ensuring efficient, reliable, and automated manufacturing processes. Accueil Service et assistance Glossary Industrial communication Industrial communication What is Industrial Communication? [...] evolved to include advanced data analytics and cloud-based services that are driving the progress of Industry 4.0 . This modernization supports predictive maintenance, reduces costs and increases overall [...] encrypting and compressing as needed. At the top is the Application Layer (Layer 7), providing end-user services such as email, file transfer, and web browsing. Each layer serves a distinct role and communicates
ns, shaping innovations in telecommunications, computing, and power systems. Accueil Service et assistance Glossary IEEE IEEE Introduction to IEEE The Institute of Electrical and Electronics Engineers [...] underpin many of today's telecommunications, information technology, and power-generation products and services. The IEEE Standards Association (IEEE SA) is responsible for developing globally recognized standards [...] standard champion wireless connectivity in numerous environments, including industrial settings. It supports a range of applications that benefit from wireless communication, such as asset tracking and remote
operation in mission-critical systems like aerospace and industrial automation. Accueil Service et assistance Glossary Time Triggered Protocol Time Triggered Protocol Introduction The Time-Triggered Protocol [...] and extreme fault tolerance are not essential. Comparison of the two Variants Speed and Cost TTP/C supports high-speed communication and is optimized for safety-critical applications with high performance [...] on to ensure seamless communication and fault tolerance. Configuration Flexibility The protocol supports various configurations, including different cluster cycles and balance nodes. Safety and Cost Efficiency
e embedded system development with reduced complexity and faster deployment. Accueil Service et assistance Glossary System on Module System on Module Introduction A System on a Module is essentially a [...] SoMs support advanced motion control algorithms, sensor fusion techniques and flexibility of robotic systems in manufacturing and logistics operations. Communications and Networking SOM’s support a variety [...] systems that can adapt to the dynamic demands of modern industrial environments. With their ability to support various communication protocols and integrate with PLCs , HMIs SCADA systems, and I/O modules, SoMs
across industries, facilitating international trade and technological advancement. Accueil Service et assistance Glossary International Organisation for Standardisation (ISO) International Organisation for [...] decisive role across all branches of industry. The work of the ISO supports the comparability and interoperability of processes, systems and services and thus forms an important pillar in the development and operation [...] specification of the physical layer and the definition of services (IEC 61158-2) as well as other parts that deal with different layers and services within the fieldbus architecture. IEC 61784 - Industrial
in electrical, electronic, and industrial technologies, supporting international compliance and innovation. Accueil Service et assistance Glossary IEC Standard IEC Standard The International Electrotechnical [...] role in ensuring that these technologies are safer, more efficient, and reliable. The IEC directly supports risk and quality management and underpins key international initiatives, including the United Nations' [...] Development Goals. The commission's membership includes countries worldwide, and its activities are supported by various technical committees dedicated to specific areas within electrotechnology. The IEC was
circuit that supports a main processor by managing power, I/O operations, memory interfaces, or connectivity, improving performance and efficiency in electronic systems. Accueil Service et assistance [...] exchange, and supporting interoperability between devices. These technical features vary depending on the specific companion chip and its intended application. Communication Protocols Support Companion chips [...] This flexibility allows them to support a wide range of industrial automation and communication scenarios. They can adapt to different system requirements and support customization for specific applications
industrial communication protocols, ensuring interoperability in automation systems. Accueil Service et assistance Glossary FDT / DTM (Field Device Tool, Device Type Manager) FDT / DTM (Field Device Tool, Device [...] device manufacturers, and they ensure that the devices can be used with any automation system that supports FDT. Interaction between FDT and DTM The interaction between FDT (Field Device Tool) and DTM (Device
forwarding data based on MAC addresses to reduce collisions and enhance efficiency. Accueil Service et assistance Glossary Bridge Network Bridge Network Introduction In the 1980s, the networking landscape began [...] for facilitating seamless connectivity between different network segments, enhancing performance, supporting scalability, and bolstering security. As industrial ecosystems continue to evolve, the role of