4.7 Connecting EtherCAT Communications Cables
4.7.1 EtherCAT Connectors (RJ45)
4-37
4
W
iring and Connecting SER
VOP
ACKs
4.7
Connecting EtherCAT Communications Cables
Connect the EtherCAT Communications Cables to the CN6A and CN6B connectors.
Note: The length of the cable between stations (L1, L2, ... Ln) must be 50 m or less.
4.7.1
EtherCAT Connectors (RJ45)
Connector Pin Assignments
*
These pins are not connected to any signals.
EtherCAT Controller
Ln
L1
L2
Connector
Description
CN6A
EtherCAT input signals
CN6B
EtherCAT output signals
Pin
Signal
Remarks
1
TD+
Send data
2
TD–
3
RD+
Receive data
4
–
N.C.
*
5
–
N.C.
*
6
RD–
Receive data
7
–
N.C.
*
8
–
N.C.
*
