Omron SYSMAC CJ1W-EIP21 Operation Manual page 103

CIO Area Allocations
Communications
Status 1
(EtherNet/IP Unit to
CPU Unit) (n + 12)
Bit Name
15 Error Log Stored
Word n+12 contains status flags related to the tag data links, as shown in the
following diagram.
15 14 13 12 11 10
n+12
All Tag Data Links Operating
Tag Data Links Operating
Bit Name
0 Verification Error
1 (Not used)
2 Tag Data Link Error ON
3 (Not used)
Status Manipulated
by
ON Unit
OFF Unit
9 8 7 6 5 4 3 2
Status Manipulated
by
ON Unit
OFF Unit
--- ---
Unit
OFF Unit
--- ---
Section 4-2
Unit operation
Indicates that an error record
is registered in the error log.
Indicates that no error records
are registered in the error log.
Also turned OFF when an
error log clear request is
received.
1 0
Verification Error
Tag Data Link Error
Invalid Communications Parameter
Tag Refresh Error
Tag Database Error
Unit operation
Indicates that the information
registered for a target node in
the tag data link parameters is
different from the actual node
information.
Main causes:
• The specified target does not
exist.
• The variable name does not
match.
• The connection size is differ-
ent.
• Connection resources are
insufficient.
Indicates that a verification
error has not occurred. Also
turned OFF when a verifica-
tion error is cleared.
---
Indicates that there were two
or more errors in a connection
as an originator.
This status does not indicate
the following errors.
• Connection as a target
• Connection timeout due to a
Link OFF Error with the
switching hub
Indicates that the errors listed
above did not occur.
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