3 Specifications
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G5-series AC Servomotors and Servo Drives User’s Manual (with Built-in EtherCAT Communications)
This example shows how to connect a CJ1W-NC281/NC481/NC881/NCF81/NC482/NC882 Position
Control Unit to Servo Drives using EtherCAT Communications Cables.
Connect the EtherCAT master to the ECAT IN connector on the first Servo Drive. Connect the ECAT
OUT connector on the first Servo Drive to the ECAT IN connector on the next Servo Drive. Do not
connect the ECAT OUT connector on the last Servo Drive.
Additional Information
• Always turn OFF the power supply to the Position Control Unit and Servo Drives before
connecting or disconnecting the EtherCAT Communications Cables.
• The cable between the two nodes (L1, L2 ... Ln) must be 100 m or less.
Wiring
L1 L2 Ln
CJ-series
CPU Unit
Power
Supply Unit
NC Unit
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