Mitsubishi Electric NZ2GFSS2 32D S1 User Manual page 159

Error code Safety error subset code
(hexadecimal)
Error
classification
8402H 311
8403H 450
8404H 450
8405H 311
8406H 450
8407H 450
Classification
Error item
number
(hexadecimal)
0001H Communication
error
8403H Communication
error
8404H Communication
error
0000H Communication
error
8406H Communication
error
8407H Communication
error
Error name Description
and cause
Safety Response
communication monitoring timeout
connection being was detected while
established the safety
Response connection was
monitoring being established
timeout in the safety
communication
with the master
station.
Safety Response
communication monitoring timeout
being refreshed was detected while
Response the safety
monitoring communication
timeout was being
refreshed in the
safety
communication
with the master
station.
Safety Response
communication monitoring timeout
error in was detected while
processing a safety
Response communication
error was being
monitoring
timeout processed in the
safety
communication
with the master
station.
Safety Receiving interval
communication monitoring timeout
receiving interval was detected in the
monitoring safety
timeout communication
with the master
station.
Safety Unacceptable
communication delay was detected
receive data in the analysis of
delay detection the data received
from the master
station.
Safety A loss was
communication detected in the
receive data loss analysis of the data
detection received from the
master station.
Action
• Correct "Sending Interval
Monitoring Time" of the module
parameter as well as "Safety
Communication Setting" of the
master station. After that, refer to
the following and set module
parameters and perform the
safety module validation
according to the parameter
setting procedure. (Page 68
VARIOUS SETTINGS)
• When the parameter setting has
no errors, there may be an
influence from noise or a
hardware failure. If the same
error occurs again even after
measures have been taken
against noise, the module may
be in failure. Please consult your
local Mitsubishi representative.
10 TROUBLESHOOTING
157
10.7 List of Error Codes
10