3-13
3 Assigning Device Variables for CJ-series Units
CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)
3-2 Device Variables for the CJ-series Unit
3
3-2-3 Device Variables for the CJ-series Unit for Status
Communications Status 2 (EtherNet/IP Unit to CPU Unit) (*_CommSta2)
The status of Ethernet is given in the following variable.
Communications Status 3 (EtherNet/IP Unit to CPU Unit) (*_CommSta3)
The error status of Ethernet is given in the following variable.
*_TDLAllRunSta BOOL R All Tag Data Links
Operating
TRUE: Tag data links are communicating in all con-
nections as the originator.
FALSE: A tag data link failed in one or more connec-
tions as the originator.
(FALSE even if some tag data links are communicat-
ing.)
*_TDLRunSta BOOL R Tag Data Links Oper-
ating
TRUE: Tag data links are communicating in one or
more connections as the originator.
FALSE: Not even one tag data link is communicating
in connections as the originator.
(FALSE even if the Unit is communicating as a target.)
Device variable name for CJ-
series Unit
Data
type
R/W Meaning Description
*_CommSta2 WORD R Communications Sta-
tus 2
Bit 00: FTP Status
Bit 14: Link Status
*_FTPSta BOOL R FTP Status TRUE: The FTP server is operating (i.e., when
there is an FTP client connection).
FALSE: The FTP is on standby (i.e., waiting for a cli-
ent connection).
*_LkSta BOOL R Link Status TRUE: A link was established with the Ethernet
switch.
FALSE: The link with the Ethernet switch was
stopped.
Device variable name for CJ-
series Unit
Data
type
R/W Meaning Description
*_CommSta3 WORD R Communications Sta-
tus 3
Bit 02: Basic Ethernet Setting Error
Bit 03: IP Address Table Error
Bit 04: IP Router Table Error
Bit 05: DNS Server Error
Bit 06: Routing Table Error
Bit 09: Ethernet Advanced Setting Error
Bit 10: BOOTP Server Error
Bit 11: SNTP Server Error
Bit 14: Address Mismatch
Bit 15: Non-volatile Memory Error
*_ETNBaseSetErr BOOL R Basic Ethernet Set-
tings Error
TRUE: One of the following Ethernet settings is not
correct.
• TCP/IP settings (IP address, subnet
mask, or link settings)
FALSE: The settings are normal.
*_IPAdrTblErr BOOL R IP Address Table
Error
TRUE: The IP address table information is not cor-
rect.
FALSE: The IP address table information is correct.
*_IPRouterTblErr BOOL R IP Router Table Error TRUE: The IP router table information is not cor-
rect.
FALSE: The IP router table information is correct.
Device variable name for CJ-
series Unit
Data
type
R/W Meaning Description