Beckhoff CU2508 Documentation page 39

Specification
Off
Second Adapter
Adapter Reference
Number of ports
A corresponding number of ports must be set to available in the settings for the CU2508 adapter.
After specifying the redundancy adapter, it must be checked whether the System Manager has selected the
correct EtherCAT slave port as the field-side connection point, see fig. Specification of the field-side
redundancy port.
Fig. 49: Specification of the field-side redundancy port
The correct selection can be checked in the Topology window.
Fig. 50: Checking topology with EtherCAT cable redundancy
Real-time Ethernet port multiplier
Meaning
no EtherCAT cable redundancy
physical adapter/Ethernet port of the controller
logical adapter such as in the CU2508
Version: 2.6
Commissioning
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