Omron NJ501-1500 Reference Manual page 972

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