Documentation notes
4
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Version: 2.1
eXtended Transport System
Documentation notes
Disclaimer
The documentation has been prepared with care. Beckhoff products
are subject to continuous further development.
We reserve the right to revise the documentation at any time and
without notice.
No claims for the modification of products that have already been
supplied may be made on the basis of the data, diagrams and de-
scriptions in this documentation.
Trademarks
Beckhoff
®
, TwinCAT
®
, EtherCAT
®
, EtherCAT P
®
, Safety over Ether-
CAT
®
, TwinSAFE
®
, XFC
®
and XTS
®
are registered and licensed
brands of Beckhoff Automation GmbH & Co. KG.
The use of other brand names or designations by third parties may
lead to an infringement of the rights of the owners of the corre-
sponding designations.
Patents
The EtherCAT technology is protected by patent rights through the
following registrations and patents with corresponding applications
and registrations in various other countries:
• EP1590927
• EP1789857
• DE102004044764
• DE102007017835
The TwinCAT technology is protected by patent rights through the
following registrations and patents with corresponding applications
and registrations in various other countries:
• EP0851348
• US6167425
EtherCAT
®
is a registered trademark and patented technology, li-
censed by Beckhoff Automation GmbH & Co. KG, Germany.