A - 37
  Appendices
NX-series EtherNet/IP Coupler Unit User’s Manual (W536)
A-2  TCP/UDP Message Service
A
A-2-3  Detailed Setup Procedure for TCP/UDP Message Service
A-2-3 Detailed Setup Procedure for TCP/UDP Message Service
Procedure Item Description Reference
1
Preparing for 
Work
Selecting NX 
Units
Select the NX Units and the quantity and types of I/O 
that are required.
• 2-2-2 Types of NX 
Units on page 2-7
• Manuals for the spe-
cific NX Units
Confirming Suit-
ability of Slave 
Terminal Speci-
fications
Confirm that the following specific restrictions for the 
Slave Terminal are met.
• Number of NX Units
• Message service maximum message size
• Design conditions for the NX Unit power supply and 
I/O power supply
• Installation orientation
• 3-1 Specifications on 
page 3-2
• Section 5 Designing 
the Power Supply 
System
• 6-1-3 Installation Ori-
entation on page 6-8
• A-2-4 TCP/UDP Mes-
sage Service Specifi-
cations on page A-38
2
Making Hard-
ware Settings 
and Wiring the 
Slave Terminal
Switch Settings Set the IP address of the EtherNet/IP Coupler Unit with 
the hardware switches. 
You can also use the Network Configurator to set the IP 
address. Refer to 9-4 Setting IP Address on page 9-31.
• 4-3 Hardware Switch 
Settings on page 4-8
• 9-4 Setting IP 
Address on page 9-31
Set the network interface type of the EtherNet/IP Cou-
pler with the hardware switches to enable UDP/IP com-
munications and TCP/IP communications.
4-3-2 DIP Switch on 
page 4-9
Installation Connect the NX Units and End Cover to the EtherNet/IP 
Coupler Unit and secure the Slave Terminal to a DIN 
Track to install it.
6-1 Installing Units on 
page 6-2
Wiring Wire the Slave Terminal.
• Connect the communications cables.
• Connect the Unit power supply.
• Connect the I/O power supply.
• Connect the ground wire.
• Connect the external I/O devices.
Section 7 Wiring
3
Configuring the Slave Terminal 
and Making the Operation Set-
tings
Set up the Slave Terminal (create the configuration and 
set the parameters) with the Support Software.
9-2 Setting Slave Termi-
nal Parameters on page 
9-7
Creating the 
Unit Configura-
tion Information
Create the Slave Terminal configuration information 
such as number and order of NX Units, individual NX 
Unit information and information about the EtherNet/IP 
Coupler Unit.
9-2-2 Setting the NX 
Unit Configuration Infor-
mation on page 9-7
Setting the I/O 
Allocation Infor-
mation
Make the I/O allocations for the EtherNet/IP Coupler 
Unit and NX Units as required.
9-2-3 I/O Allocation 
Information on page 
9-12
Unit Operation 
Settings
Make the Uni
t operation settings for the EtherNet/IP 
Coupler Unit and NX Units as required.
9-2-4 Unit Operation 
Settings on page 9-22
Setting Unit 
Application Data
Create the Unit application data. This step applies only 
to Units that have Unit application data.
9-2-5 Unit Application 
Data on page 9-23
4
Transferring and Comparing Eth-
erNet/IP Coupler Unit Parameter 
Settings
Transfer and compare Slave Terminal settings with the 
Support Software.
9-3 Transferring and 
Comparing Settings on 
page 9-28