3 System-defined Variables Related to the Built-in EtherNet/IP Port
3-14
NJ-series CPU Unit Built-in EtherNet/IP Port User’s Manual (W506)
Variable name _EIP_TDLinkErr
Meaning Tag Data Link Communications Error Global/local Global
Function TRUE: A timeout occurred in a tag data link connection.
FALSE: Other than the above.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name _EIP_TagAdrErr
Meaning Tag Name Resolution Error Global/local Global
Function TRUE: Tag resolution failed (i.e., the address could not be identified from the tag name). The following causes are
possible.
• The size of the network-published variable does not agree with the tag setting.
• The I/O direction that is set in the tag data link settings does not agree with the I/O direction of the vari-
able in the CPU Unit.
• There is no network-published variable in the CPU Unit that corresponds to the tag setting.
FALSE: Other than the above.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name _EIP_MultiSwONErr
Meaning Multiple Switches ON Error Global/local Global
Function TRUE: More than one data link start/stop switch changed to TRUE at the same time.
FALSE: Other than the above.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name _EIP_TcpAppCfgErr
Meaning TCP/IP Setting Error Global/local Global
Function TRUE: At least one of the set values for a TCP/IP application (FTP, NTP, SNMP) is incorrect. Or, a read operation
failed.
FALSE: Normal.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
Variable name _EIP_NTPSrvErr
Meaning NTP Server Connection Error Global/local Global
Function TRUE: The NTP client failed to connect to the server (timeout).
FALSE: NTP is not set or the connection was successful.
Data type BOOL Range of values TRUE or FALSE
R/W access R Retained Not retained. Network Publish Published.
Usage in user program Possible. Related instruc-
tions
---
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