Appendices
A-42
NJ-series Instructions Reference Manual (W502)
Name CIP Handle Out of Range Error code 16#1C02
Meaning The handle that is specified for the CIP communications instruction is not correct.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
The handle that is specified for the
CIP communications instruction is not
correct.
Correct the handle for the instruction
to the handle that was obtained with
the CIPOpen instruction.
Specify handles that were obtained
with the CIPOpen instruction.
Precautions/
Remarks
None
Name CIP Communications Resource Overflow Error code 16#1C03
Meaning The maximum resources that you can use for CIP communications instructions at the same time was exceeded.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
More than 16 CIP communications
instructions were executed at the
same time.
Correct the user program so that no
more than 16 CIP communications
instructions are executed at the same
time.
Write the user program so that no
more than 16 CIP communications
instructions are executed at the same
time.
An attempt was made to use more
than 32 handles at the same time.
Correct the user program so that no
more than 32 handles are used at the
same time.
Write the user program so that no
more than 32 handles are used at the
same time.
Precautions/
Remarks
None
Name CIP Timeout Error code 16#1C04
Meaning A CIP timeout occurred during execution of a CIP communications instruction.
Effects User program Continues. Operation The relevant instruction will end according to specifica-
tions.
System-defined
variables
Variable Data type Name
None --- ---
Cause and
correction
Assumed cause Correction Prevention
A device does not exist for the speci-
fied IP address.
Correct the specified IP address to
the IP address of the remote device.
Specify the correct IP address of the
remote device.
The CIP connection for the specified
handle timed out and was closed.
Execute the instruction before the
connection times out. Or, increase the
timeout time of the connection.
Execute the instruction before the
connection times out.
Power to the remote device is OFF. Check the status of the remote device
and start it normally.
Check the status of the remote device
and start it normally.
Communications are stopped at the
remote device.
The Ethernet cable connector for Eth-
erNet/IP is disconnected.
Reconnect the connector and make
sure it is mated correctly.
Connect the connector securely.
The Ethernet cable for EtherNet/IP is
disconnected.
Replace the Ethernet cable. None
Noise Implement noise countermeasures if
there is excessive noise.
Implement noise countermeasures if
there is excessive noise.
Precautions/
Remarks
None
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