5 Understanding Programming
Using Tags in Communications with an NS-series PT
The data in a remote PLC can be specified with tags by using objects on the display of the NS-series
PT. Set the network symbol to Publication in the Network Symbol Column in the Global Symbol
Table.
Example: Specify "A" for the address of the object on the screen.
NS-series PT
CJ2 CPU Unit
Name: A
EtherNet/IP
Global symbol table
Address Data type Network symbol
Name
A
W0.00
BOOL
Publish
W0.00 can be accessed from an element on the display of the NS-series PT.
Using Tags in CIP Message Communications from the Host Computer
Data in a remote PLC can be specified with tags from a host computer. Set the network symbol to
Publish in the global symbol table.
Example: Specify with Name from the host computer.
Host computer
CJ2 CPU Unit
Name: A
EtherNet/IP
Global symbol table
Address Data type Network symbol
Name
A
W0.00
BOOL
Publish
W0.00 can be accessed from a host computer.
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CJ2 CPU Unit Software User's Manual
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How do I retrieve fault codes from plc: CJ2M-CPU35