Omron SYSMAC CJ1W-EIP21 - Manual (Page 104)

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CIO Area Allocations Section 4-2
4 Invalid Communi-
cations Parameter ON Unit ON when there was an error
in the validation check of tag
data link parameters stored in
the Unit’s non-volatile mem-
ory, and a checksum error
occurred. (Includes parame-
ters related to basic Ethernet
settings.)
The tag data links will stop.
OFF Unit OFF when the validation
check of parameters in non-
volatile memory was normal.
5 Tag Refresh Error ON Unit ON when a specified data
area or address range is not
supported in tag data links.
OFF Unit OFF when the specified data
areas and addresses are sup-
ported in tag data links.
6 Tag Database
Error ON Unit ON if a tag database error
occurs in the CPU Unit when
a symbol name is used incor-
rectly in a setting for the Eth-
erNet/IP Unit or built-in
EtherNet/IP port (tag data
link, status area allocations
setting, etc.). (CJ2H-CPU6
@ -
EIP or CJ2M-CPU3 @ only)
OFF Unit OFF when a symbol name is
not used in a setting for the
EtherNet/IP Unit or built-in
EtherNet/IP port, when a tag
database error has not
occurred, or when a previous
error has been cleared.
7 to 13 (Not used) --- --- ---
14 All Tag Data Links
Operating ON Unit Indicates that tag data links
are communicating in all con-
nections as the originator.
OFF Unit Indicates that a tag data link
failed in on or more connec-
tions as the originator.
(OFF even if some tag data
links are communicating.)
15 Tag Data Links
Operating ON Unit Indicates that tag data links
are communicating in one or
more connections as the origi-
nator.
OFF Unit Indicates that not even one
tag data link is communicating
in connections as the origina-
tor.
(OFF even if the Unit is com-
municating as a target.)
Bit Name Status Manipulated
by
Unit operation