Omron Sysmac NJ-series User Manual page 475

Event name Tag Data Link Connection Failed
Meaning Establishing a tag data link connection failed.
Source EtherNet/IP Function Module
Error attributes Level
Effects User program
Indicators EtherNet/IP NET RUN
Flashes at 1-s intervals.
System-defined Variable
variables
_EIP_TDLinkOpnErr
_EIP1_TDLinkOpnErr
_EIP2_TDLinkOpnErr
Cause and Assumed cause
correction
The tag data link connection informa-
tion is not the same for the originator
and target.
Insufficient connections
Attached Attached information 1: Target node IP address (example: C0A8FA01 hex = address 192.168.250.1)
information
Attached information 2: Connection instance No. 0 to 255
Attached information 3: Connection status (example: 010000117 hex for General Status 01 and Additional Status 0117)
Precautions/ • You can investigate a detailed cause from the connection status.
Remarks Refer to 15-3-2 Connection Status Codes and Troubleshooting.
• This event occurs only once even if this error occurred simultaneously in several connections for the same target
node.
*1 This applies to an NJ-series CPU Unit.
*2 This applies to an NX-series CPU Unit.
NJ/NX-series CPU Unit Built-in EtherNet/IP Port User's Manual (W506)
Source details
Minor fault Recovery
Continues. Operation
EtherNet/IP NET ERR
Flashes at 1-s intervals.
Data type
*1 BOOL
*2 BOOL
*2 BOOL
Correction
Correct the tag data link connection
information, and then download the
device parameters or connection set-
tings from the Network Configurator
or Sysmac Studio.
Reduce the number of class-3 mes-
sages.
15 Troubleshooting
Event code 84070000 hex
*1 *2 Detection
CIP, CIP1, or
timing
*2
CIP2
Automatic Log category
recovery
Data links will not operate for connections that could not
be established. Data links for other connections will oper-
ate.
EtherNet/IP LINK/ACT
---
Name
Tag Data Link Connection Failed
CIP Communications1 Tag Data Link
Connection Failed
CIP Communications2 Tag Data Link
Connection Failed
Prevention
Before you use the tag data links,
make sure that the tag data link con-
nection information in the originator
and target are suitable.
Reduce the number of data links and
class-3 messages that are used.
When establish-
ing tag data link
connection
System
15
15-37