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  3. Novelty
  4. Industrial Ethernet
  5. More powerful and flexible Profinet communications

More powerful and flexible Profinet communications

Siemens' Industry Automation division has enhanced the Profinet connectivity of its Simatic S7-300 and S7-400 controllers with the Shared Device, Intelligent Device (I-Device) and Media Redundancy Protocol (MRP) functions.
This simplifies system configuration, for example in security applications, makes network topologies with multiple controllers leaner and more flexible, and contributes to increased system availability. The new firmware also offers more diagnostic functions via user-definable web pages and supports isochronous mode in Profinet communications.

The Shared Device function allows multiple Simatic controllers to access a Profinet I/O device, such as a distributed I/O (DI) system. This simplifies system configuration, for example, in security applications. It enables a standard CPU and a security CPU to share the same DI system.

The Intelligent Device (I-Device) function enables I/O-level communication between a CPU and other higher-level or central controllers. Until now, only hierarchical access was possible: from a central CPU to a subordinate I/O unit. I-Device allows for a leaner and more flexible network topology design between multiple controllers. This simplifies, for example, connections between controllers from different projects and the integration of Siemens and other manufacturers' controllers within a communication network.

The Media Redundancy Protocol (MRP) function helps increase the availability of the installations. To achieve this, the network is initially installed in a ring topology, for example, using Industrial Ethernet switches or via the Profinet interfaces integrated into Simatic controllers and distributed ledger systems. If communication is interrupted in one part of the ring, it only affects a specific section, preventing a complete system failure. This allows for unhurried maintenance or repair work. The MRP protocol guarantees a maximum reconfiguration time of 200 milliseconds.
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Previous Article: Profienergy, saving energy during production breaks Next Article: Integrating industrial systems with Ethernet: less hassle, more benefits

Unlabeled

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    The new variants of Phoenix Contact's Contactron hybrid starter controllers allow for quick and easy integration into common fieldbus systems such as Profibus, Profinet, CANopen, DeviceNet, Modbus, and EtherNet/IP.

  • SIMATIC ET200S Rack I/O Master/Slave CANopen Module

    Er-Soft presents this 1 SI CANopen module, which provides CANopen connectivity to the SIMATIC ET200S distributed I/O system, enabling full integration between CANopen devices and the ET200S. Additionally, adding a 1 SI CANopen module to the ET200S system allows...

  • Ethernet switch for industrial automation for Profinet EL100-200MA

    Eks Engel, distributed by ER-SOFT, presents a new Industrial Ethernet Switch for the e-light 2MA family that meets the Profinet Class B compliance requirements. Therefore, they can be fully integrated into automation systems such as TIA (Totally Integrated Automation) or CODESYS.

  • 1 SI CANopen Module, Plug-in CANopen Master or Slave module for SIMATIC 1200 PLC/Automata systems and for ET200S distributed inputs and outputs...

    The SI CANopen module provides CANopen connectivity to the SIMATIC ET200S distributed I/O system, enabling seamless integration between CANopen devices and the ET200S. Additionally, adding a SI CANopen module to the ET200S system allows for easy network control...

  • ClipX single-channel signal conditioner with 0.01 accuracy, 24-bit resolution, and a 3.5 kHz measurement bandwidth.

    HBM Test and Measurement (HBM) presents its new ClipX industrial signal conditioner, based on the "Insert, Measure, and Control" concept. With its 0.01 accuracy class and integrated digital factory calibration certificate, ClipX sets a new benchmark in the world of control...

  • Signal conditioner for DSE-HIE load cells

    HBM presents its new DSE-HIE load cell signal conditioner, which allows any load cell with strain gauge technology to be integrated into a modern industrial Ethernet system.

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