Beckhoff FC1028, Manual, Page: 9 / 32

Product overview
FC1028 9 Version: 1.0
2.2 Interfaces
Fig. 2: EtherCAT interfaces, X1 to X8.
Table 2: EtherCAT interfaces X1 to X8, PIN assignment.
PIN Assignment according to
TIA-568B Description
1 white/orange Pair 1
2 orange
3 not connected Pair 2
4 white/blue Pair 3
5 blue
6 white/green Pair 4
7 green
8 not connected Pair 2
9 white/brown Pair 5
10 brown
C9900-K921 connection cable
With the help of the C9900-K921 connection cable, two RJ45 sockets (P1 and P2) are made from one x-
Industrial
®
plug (P3).
Fig. 3: Connection cable C9900-K921, structure and PIN assignment.