YASKAWA MP2000 Series User Manual page 61

( 2 ) Status Code Table
The following table lists the status codes and their details.
Status Code
0000H Waiting
8000H I/O communication normal
4001H
Connection error
4002H Connection timeout
Error details returned from
4003H
the target
4004H Connection shutoff
4005H Request send error
4006H Request timeout
4007H Memory error
4008H Socket error
4009H Session number error
400AH Connection number error
400BH Request number error
400CH
Request receiving error
 If the status code is "4003H," more details are displayed in the General Status and Extended Status fields. For
details of the code displayed in these fields, refer to A.1 General Status Code Table on page A-2 and A.2 Extended
Status Code Table on page A-3.
Contents
I/O communication has not been started.
I/O communication is being correctly performed.
Connection to the target failed.
Although connection to the target was successful, no response for the
ForwardOpen service was returned.
Although connection to the target was successful, an error response was
received for the ForwardOpen service.
Timeout was detected while establishing the connection
Sending the request to the specified path failed.
No response was returned for the request.
(After establishing the session)
Failed to secure memory.
An error occurred with the socket function.
The number of sessions exceeded the limit.
The number of connections exceeded the limit.
The number of requests exceeded the limit.
The device is not in response receivable status, or the request
transmission target remote station does not exist.
4.2 EtherNet/IP Transmission Definition
4.2.7 Status Detail Window
Description
4
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