Omron CJ1W-EIP21 Operation Manuals page 91

For nj-series cpu unit. cj-series ethernet/ip units
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Device variable name for CJ-
series Unit
*_TDLOprSta
*_IPAdrChgErr
*_UserStaAreaEnblSta
*_MultiSwOnErr
*_ErrLogStoreSta
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
3 Assigning Device Variables for CJ-series Units
Data
R/W
Meaning
type
BOOL
R
Tag Data Link Oper-
ating
BOOL
R
Operating IP Address
Change
BOOL
R
User Setting Area
Enabled
BOOL
R
Multiple Switches ON
Error
BOOL
R
Error Log Stored
Description
TRUE:
The tag data links are operating. This vari-
able changes to TRUE in the following
cases:
• The EtherNet/IP Unit was set as an origi-
nator and then the power was cycled, the
Controller was reset, or the EtherNet/IP
Unit was restarted.
• The Unit is set as the originator and the
Tag Data Link Start Bit was changed to
TRUE.
FALSE: The tag data links are stopped. This variable
changes to FALSE when communications
stop in the following cases:
• The tag Data Link Stop Bit was set to
TRUE.
• Hardware error
• IP Address Duplication Error
• BOOTP Server Error
• Basic Ethernet Settings Error
• Memory Error (MAC Address Error)
TRUE:
The setting on the node address switches
was changed during CPU Unit operation.
FALSE: The setting on the node address switches is
the same as when CPU Unit operation
started.
TRUE:
The data in the user settings area is
enabled.
This variable changes to TRUE when the
user settings are specified to use for the lay-
out of the allocated words in the CIO Area
and refreshing of the user settings area
starts.
FALSE: The data in the user settings area is dis-
abled.
Communications stop in the following cases
and this variable changes to FALSE.
• When the default layout is specified for the
allocated words in the CIO Area
• When the user settings specified for the
allocated words in the CIO Area and there
is an error in the layout settings
TRUE:
Two or more software switches where
changed to TRUE simultaneously. (Unused
software switches are ignored.)
FALSE: The next control operation started.
TRUE:
An error record was registered in the error
log.
FALSE: There are no errors in the error log. This
variable also changes to FALSE when an
error log clear request is received.
3
3-11

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