Interface description
CX20x3
24
Version: 1.0
5.4.5
EtherCAT slave (B110)
The latest generation of Embedded PCs can be ordered ex factory with an EtherCAT slave interface (B110).
On the devices the optional B110 interface is referred to as X300.
Fig. 11: EtherCAT slave interface X300.
The incoming EtherCAT signal is connected to the upper LAN interface. The lower LAN interface relays the
signal to other EtherCAT slave devices.
Table 18: EtherCAT slave interface X300, pin assignment.
PIN
Signal
Description
1
TD +
Tr
2
TD -
Transmit -
3
RD +
R
4
connected
reserved
5
6
RD -
Receive -
7
connected
reserved
8
For the optional EtherCAT slave interface (B110), documentation with further information is available for
download from the Beckhoff website:
https://www.beckhoff.de/german/download/epc.htm?id=71003127100362
Document name
CXxxx0-B110 optional interface EtherCAT slave.