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1 Introduction to NJ-series Controllers
NJ-series CPU Unit Software User’s Manual (W501)
1-1 The NJ-series Controllers
1
1-1-2 Introduction to the System Configurations
You can connect the Sysmac Studio directly to the Communications Coupler Unit to set up the
Slave Terminal. Refer to the NX-series EtherCAT Coupler Units User’s Manual (Cat. No. W519)
for details.
Network Configurations
• Host computers, HMIs, and other NJ-series Controllers are connected to the built-in EtherNet/IP
port or to a CJ1W-EIP21 EtherNet/IP Unit.
• A DeviceNet network is connected to a DeviceNet Unit. A CompNet network is connected to a
CompNet Unit. A serial communications network is connected to a Serial Communications Unit.
Refer to Section 10 Communications Setup for details on the network configuration.
NJ-series Controller
NJ-series Controller
HMI
Host computer
EtherNet/IP
Power Supply Unit CPU Unit
Built-in EtherNet/IP port
Built-in EtherCAT port
Serial Communications Unit
DeviceNet Unit
Serial
DeviceNet
NJ-series Controller
EtherNet/IP Unit
EtherNet/IP slave
EtherNet/IP
REMOTE
TERMINAL
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