Mitsubishi Electric MELSEC iQ-R16MTCPU - Event History List

APPENDICES
Appendix 2 Event List
423
A
Event history list
The following table lists events related to the Motion CPU.
Event
code
Event
type
Event
category
Detected event Description Detailed information
Detailed
information 1
Detailed
information 2
Detailed
information 3
0100 System Information Link-up The Motion CPU has been entered
into the link-up state as a result of
operation such as connection of the
network cable from an external
device.
Operation
source
information
Communication
speed and
communication
mode

0110 TCP connection
communication start/
end
Communication with an external
device through TCP connection has
been started. Or, communication
with an external device through TCP
connection has been terminated.
Communication
status
0120 FTP connection start/
disconnection
FTP connection with an external
device has been started. Or, FTP
connection with an external device
has been disconnected.
0130 Receive frame error A receive frame error has been
detected.

0140 SNTP server time
synchronization failure
Time setting by the time
synchronization function time has
been failed because there was no
response from the SNTP server.
07FA G-code control system
information
During G-code control, a detailed
code event has occurred.
G-code control
information
07FB Machine control
system information
During machine control, a detailed
code event has occurred.
Machine control
information
07FC Override ratio "0" • The override ratio is "0" when
starting.
• The override ratio was changed to
"0" when controlling.
Axis control
event
information
07FD Operation cycle
change
Operation cycle will be changed to
the time (measured) [s]
automatically because the servo
amplifier which unsupported to
setting operation cycle (time (setting
value) [s]) has been connected.
Time
information
07FE Home position return
request OFF to ON
*1
Home position return request is ON. Home position
return
information
07FF Disconnect normal
connection with
SSCNET(/H)
*2
SSCNET(/H) communication has
been disconnected by connection
function or re-connection after
disconnecting function.
SSCNET(/H)
communication
information
Communication
status
0800 Warning Link-down The Motion CPU has been entered
into the link-down state as a result of
operation such as disconnection of
the network cable from an external
device.
Operation
source
information
Communication
speed and
communication
mode
0904 Socket
communications send
error
Sending a message over socket
communication failed.

0906 Alive check error Alive check of the target device
could not be completed within the
period specified by the response
monitoring timer value.