75
CIO Area Allocations Section 4-2
Unit Status 2
(EtherNet/IP Unit to
CPU Unit) (n + 11)
10 to
13
(Not used) --- --- ---
14 Status Area Layout
Setting Error
ON Unit Indicates that there was an
error in the allocated CIO
Area’s layout settings. When
this error occurs, the allo-
cated CIO Area layout is set
to the default pattern.
In the following cases, how-
ever, the allocated CIO Area
layout is set to the user-set
pattern. In this case, the
user-set area will not be
refreshed.
• A non-existent area has
been specified.
OFF Unit There was not an error in
the layout settings.
15 (Not used) --- --- ---
Bit Name Status Manipulated
by
Unit operation
Bit Name Status Manipulated
by
Unit operation
0 Online ON Unit Indicates that the Unit is
online. (The EtherNet/IP Unit
can perform communications
processing.)
OFF Unit Indicates that the Unit is not
online. This bit is turned OFF
in the following cases.
• IP Address Duplication Error
• Ethernet Communications
Controller Error (hardware
error)
• BOOTP Server Error
Tag Data Link Operating
Operating IP Address Change
Multiple Switches ON Error
Online
User Settings Area Enabled
Error Lo
g
Stored
n+11
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0