Omron Sysmac NJ-series User Manual page 262

8 CIP Message Communications
Accessing via a Relay Node
Example: Communicating from CPU Unit 1 to CPU Unit 3 via CPU Unit 2
CPU Unit 1
Communica-
tions port
Built-in
(#02)
EtherNet/IP port
Built-in
EtherNet/IP
port
(1) CPU Unit 1 to CPU Unit 2
• Network type number: "#02" (Output the command via EtherNet/IP port.)
• Remote address:
(2) CPU Unit 2 to EtherNet/IP Unit 2
• Network type number: "#01" (Output the command via internal backplane port.)
• Remote address:
12 hex))
(3) EtherNet/IP Unit 2 to EtherNet/IP Unit 3
• Network type number: "#02" (Output the command via EtherNet/IP port.)
• Remote address:
(4) EtherNet/IP Unit 3 to CPU Unit 3
• Network type number: "#01" (Output the command via internal backplane port.)
• Remote address:
Route path
8-16
CPU Unit 2 EtherNet/IP Unit 2
Backplane
IP address:
port #01
192.168.250.2
Unit address
Communications
EtherNet/IP
port
Specify the remote IP address.
"#12" (Unit address of EtherNet/IP Unit (Unit number: 2+10 hex =
Specify the remote IP address.
"#00" (unit address of CPU Unit)
02\192.168.250.2\01\#12\02\192.168.257.3\01\#00
:
(1)
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User's Manual (W506)
CPU Unit 3
Unit address
00 hex
12 hex
port (#02)
(2) (3) (4)
EtherNet/IP Unit 3
Backplane
port #01
IP address:
192.168.257.3
EtherNet/IP port