9 Setting Up Slave Terminals
9 - 2
NX-series EtherCAT Coupler Unit User’s Manual (W519)
9-1 Settings and Setting Procedures
This section describes the settings that are required to access I/O data in EtherCAT Slave Terminals
from an NJ-series CPU Unit. This section also describes the setting procedures.
The settings that are used to access I/O data in the EtherCAT Slave Terminals from the NJ-series CPU
Unit are given below.
Make the above settings on the Sysmac Studio. Then connect the Sysmac Studio to the CPU Unit and
transfer the settings to the CPU Unit and Slave Terminals.
The Slave Terminal parameters must be set to ensure that the EtherCAT Slave Terminal operates as
intended, and performs process data communications with the EtherCAT master. The settings are listed
in the following table.
9-1-1 Items to Set
Setting Description
Setting Slave Terminal param-
eters
Set the settings of the EtherCAT Coupler Unit as an EtherCAT slave, and the
Slave Terminal configuration and operation settings.
Assigning variables Assign and register the variables that are required to access the I/O data from
the user program.
9-1-2 Slave Terminal Parameters
Setting Description
Settings as an EtherCAT slave These settings are required for operation as an EtherCAT
slave.
CPU Unit (EtherCAT master)
Setting Slave Terminal parameters
Assigning variables
EtherCAT
Coupler Unit
EtherCAT
NX Units
Variables