Open source EtherCAT motion control, ECMC, at PSI

MODG002
22 Sept 2025, 16:15
15m
Grand Ballroom (Palmer House Hilton Chicago)

Grand Ballroom

Palmer House Hilton Chicago

17 East Monroe Street Chicago, IL 60603, United States of America
Contributed Oral Presentation MC08: Diverse Device Control and Integration MODG MC08 Diverse Device Control and Integration

Speaker

Anders Sandström (Paul Scherrer Institute)

Description

The open-source EtherCAT motion control EPICS module, ECMC, is now being extensively deployed at the Paul Scherrer Institute (PSI), with the number of motion axes currently exceeding 600. ECMC is used across PSI facilities, particularly for the ongoing upgrade of the Swiss Light Source (SLS 2.0), as well as in SwissFEL and HIPA. The scale and diversity of motion control and data acquisition (DAQ) applications have driven the development of many new features in ECMC. Recent developments include support for PVT (Position-Velocity-Time) motion profiles for advanced fly scanning applications, along with beam-synchronous data acquisition capabilities. A concept for flexible and mobile motion control solutions has also been introduced, aiming to support beamline common-pool equipment and facilitate the integration of user-provided motors. Efforts have also focused on improving user-friendliness, defining best practices, streamlining commissioning, and simplifying troubleshooting processes. This contribution highlights the ongoing development and deployment of ECMC within the complex motion control environments at PSI.

Footnotes

  • www.ethercat.org
    ** Alvin Acerbo, Tine Celcer, Anders Sandström, Open Source EtherCAT Motion Control Rollout for Motion Applications at SLS-2.0 Beamlines

Author

Anders Sandström (Paul Scherrer Institute)

Co-authors

Dr Alvin Acerbo (Paul Scherrer Institute) Edwin Divall (Paul Scherrer Institute) Felix Maier (Paul Scherrer Institute) Dr Istvan Mohacsi (Paul Scherrer Institute) Dr Tine Celcer (Paul Scherrer Institute) Dr Xiaoqiang Wang (Paul Scherrer Institute)

Presentation materials

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