02\192.168.250.2\01\#00
Route path
(1)
(2)
:
3. Communicating between EtherNet/IP Units
Example: Communicating via EtherNet/IP Units mounted to CPU Unit 1 and CPU Unit 2
EtherNet/IP port
IP address:
192.168.250.2
Backplane
port #01
U
nit address
00 hex
Unit address
11 hex
Communications
port (#02)
Backplane
port #01
EtherNet/IP Unit 2
CPU Unit 2 EtherNet/IP Unit 1
CPU Unit 1
a) CPU Unit 1 to EtherNet/IP Unit 1
•
Network type number: "#01" (Output the command via the internal backplane port)
• Destination address: "#11" (Unit address of EtherNet/IP Unit (Unit number: 1+10 hex))
b) EtherNet/IP Unit 1 to EtherNet/IP Unit 2
• Network type number: "#02" (Output the command via the EtherNet/IP port)
• Destination address: Specify the destination IP address
c) EtherNet/IP Unit 2 to CPU Unit 2
• Network type number: "#01" (Output the command via the internal backplane port)
• Destination address: "#00" (Unit address of the CPU Unit)
01\#11\02\192.168.250.2\01\#00
Route path
(1)
(2)
:
(3)
Version Information
You can use the CJ1W-EIP21 EtherNet/IP Unit mounted to an NJ-series Controller with a CPU
Unit with unit version 1.01 or later and Sysmac Studio version 1.02 or higher
.
4. Accessing via a Relay Node
Example: Communicating from CPU Unit 1 to CPU Unit 3 via CPU Unit 2
CPU Unit 1
EtherNet/IP port
IP address:
192.168.257.3
Backplane
port #01
U
nit address
00 hex
Communications
port (#02)
EtherNet/IP
port
Unit address
12 hex
Backplane
port #01
Built-in
EtherNet/IP port
IP address:
192.168.250.2
EtherNet/IP Unit 3
CPU Unit 3
EtherNet/IP Unit 2
CPU Unit 2
Built-in
EtherNet/IP
port
Communica-
tions port
(#02)
a) CPU Unit 1 to CPU Unit 2
•
Network type number: "#02" (Output the command via the EtherNet/IP port)
8 CIP Message Communications
8-15
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
8-2 CIP Message Communications Client Function
8
8-2-4 Route Path
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