Omron SYSMAC CJ1W-EIP21, Operation Manuals

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7 Tag Data Link Functions
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
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Number of Tags in Tag Sets
You can set any tag sets containing one or more tags for the input and output tag sets for one con-
nection. For example, you can set a tag set with one tag for the input tag set and set a tag set with
more than one tag for the output tag set.
Tag Sets with Only One Tag Each
With basic Network Configurator procedures, each tag set contains only one tag.
Tag Sets with Multiple Tags Each
As shown below, tags can be grouped. You can place up to eight tags (with a total of up to 722
words) in one tag set.
Tag set SP1_IN
(tag a)
Tag set SP2_OUT
(tag b)
NJ-series CPU Unit
EtherNet/IP
Variable a
Individual tags
NJ-series CPU Unit
Variable c
Tag set SP1_OUT
(tag c)
Connection
Connection
Tag set SP2_IN
(tag d)
Variable d
Variable b
Individual tags
NJ-series CPU Unit
NJ-series CPU Unit
EtherNet/IP
Variable h
Variable g
Variable f
Connection
Tag set SP2_IN
Connection
Tag set SP1_OUT
Tag set SP1_IN
(group of tags a, b, and c)
Tag set SP2_OUT
(group of tags d and e)
Variable j
Variable i
Variable e
Variable d
Variable c
Variable b
Variable a