EtherCAT Networking with Yaskawa Amplifier Performance

Yaskawa engineered SGD7S to provide the latest Sigma-7 SERVOPACK amplifier capabilities for automation systems standardized on EtherCAT industrial networks. Plug-and-play EtherCAT functionality means immediate compatibility, faster refresh rates and minimum system infrastructure for extra cost effectiveness. Yaskawa’s Sigma-7 amplifier technology adds 3.1kHz bandwidth to improve speed and precision. Yaskawa’s advanced set of servo tuning algorithms include world class vibration suppression, ripple and friction compensation, advanced autotuning and tuning-less commissioning right out of the box.


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  • Industry-leading 3.1kHz bandwidth significantly improves settling time.
  • Tuning-less capability reliably tunes servo system automatically – no user adjustment needed.
  • Powerful package of tuning functions include compensation for the effects of machine inertia, vibration, friction, and ripples in output.
  • Maintains tuning accuracy despite inertia changes up to 30:1.
  • IEC 61508 SIL3 safety certification.
  • Completely compatible with Sigma-5 servo motors.
  • Improved filtering minimizes inaccuracies due to electrical interference, machine resonance and mechanical vibration.

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