User manual of EL8-EC***F AC Servo
39
2.10 EtherCAT communication port CN3/CN4
Port
Diagram
Pin
Signal
Description
CN3
CN4
1
8
9
16
1, 9
E_TX+
EtherCAT Data sending
positive terminal
2, 10
E_TX-
EtherCAT Data sending
negative terminal
3, 11
E_RX+
EtherCAT Data receiving
positive terminal
4, 12
--
--
5, 13
--
--
6, 14
E_RX-
EtherCAT Data receiving
negative terminal
7, 15
--
--
8, 16
--
--
Frame
PE
Shielding grounded
EtherCAT communication can be between multiple drivers and a master device or single
driver and a master device.
PLC
CN3 IN
CN4 OUT