Connection status
Source of error
Handling
General
Status
(hex)
Additional
Status
(hex)
Configuration
1
Configuration
2
Configuration
3
01 0204 Error code generated by originator:
The connection open process timed out.
There was no response from the target. Check the
power supply and cable wiring of the devices in the
communications path, including the target and
switches.
Also, check whether the CIP message communica-
tions of the target or originator are stopped and
whether the CIP communications are permitted by
Packet Filter function of the target device or the de-
vice on the route.
01 0205 Error code returned from target:
There was a parameter error in the
frame used to open the connection.
This error does
not occur
.
Depends on
the target's
specifications.
(Contact the
target device's
manufacturer.)
Depends on
the originator's
specifications.
(Contact the
originator devi-
ce's manufac-
turer.)
01 0301
Error code generated by originator or re-
turned from target:
Total number of tag sets that are set to
the product was exceeded.
Check the total
number of the
tag sets that
are set to the
product and set
the tag sets so
that the total
number does
not exceed the
maximum of
the allowable
number.
Check the total
number of the
tag sets that
are set to the
product and set
the tag sets so
that the total
number does
not exceed the
maximum of
the allowable
number.
Check the total
number of the
tag sets that
are set to the
product and set
the tag sets so
that the total
number does
not exceed the
maximum of
the allowable
number.
01 0302
Error code generated by originator or re-
turned from target:
The tag data link's allowable bandwidth
(pps) was exceeded.
Check the con-
nection set-
tings (number
of connections
and RPI) at the
originator and
target.
Check the tar-
get's connec-
tion settings
(number of
connections
and RPI).
Check the con-
nection set-
tings (number
of connections
and RPI) at the
originator and
target.
Check the con-
nection settings
(number of
connections
and RPI) at the
originator and
target.
01 0311 Error code returned from target:
There was a parameter error in the
frame used to open the connection.
This error does
not occur.
Depends on
the target's
specifications.
(Contact the
target device's
manufacturer.)
Depends on
the originator's
specifications.
(Contact the
originator devi-
ce's manufac-
turer.)
14 Troubleshooting
14-59
NX-series EtherNet/IP Unit User's Manual (W627)
14-6 Checking with the Network Configurator
14
14-6-2 Connection Status Codes and Troubleshooting