Event name FSoE Master Connection Timeout Event code 80300001 hex
Meaning A communication timeout occurred in FSoE communications with the FSoE slave.
Source Depends on where the Sysmac
Studio is connected and the sys-
tem configuration.
Source details NX Unit Detection tim-
ing
In DEBUG
mode (ST
OP-
PED), DEBUG
mode (RUN),
or RUN mode
Error attrib-
utes
Level Minor fault Recovery Automatic re-
covery when
cause of error
is removed
Log category System
Effects
User program Continues. Operation The Unit continues to operate, but the safe states
are used for the I/O data of the safety connection
where the error was detected.
System-de-
fined varia-
bles
Variable Data type Name
None None None
Cause and
correction
Assumed cause Correction Prevention
A setting is not correct. The set-
ting of the safety task period is
too short.
Increase the safety task period
and then transfer the settings to
the Safety CPU Unit.
Set the system configuration and
setup according to the correc-
tions that are given on the left.
There is excessive noise. Implement noise countermeas-
ures.
Implement noise countermeas-
ures if excessive noise caused
the error
.
The Safety CPU Unit or FSoE
slave entered a state where it
could not continue FSoE commu-
nications.
Check the status of the Safety
CPU Unit or FSoE slave.
Refer to troubleshooting informa-
tion for the Safety CPU Unit or
FSoE slave.
The process data communica-
tions were not performed correct-
ly because an error or status
change occurred in the NX bus
master to which the Unit is con-
nected.
Check the status of the NX bus
master to which the Unit is con-
nected.
Set the system configuration and
setup according to the correc-
tions that are given on the left.
Attached in-
formation
None
Precautions/
Remarks
The relevant Units will maintain the safe states for I/O data with FSoE connections after an error is de-
tected. However
, when the cause of the error is removed, FSoE communications will recover automati-
cally
.
12 Troubleshooting
12 - 38
NX-series Safety Control Unit User's Manual (Z930)
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