TECHTOP TD350 - Page 252

TD350 Series VFD Troubleshooting
-247-
Fault
code
Fault type
Possible cause
Corrective measures
timeout fault
communication card and the
host computer (or PLC)
loose or dropped
ESCAN
[58] CAN
master/slave
communication card
communication
timeout fault
There is no data
transmission between the
CAN master and slave
communication cards
Check whether the
communication card wiring is
loose or dropped
S-Err
[69] Master-slave
synchronous CAN
slave fault
Fault occurred to one of the
CAN slave VFDs
Detect the CAN slave VFD and
analyze the corresponding fault
cause of the VFD
E-EIP
[72] EtherNet IP
communication
timeout
There is no data
transmission between the
communication card and the
host controller (or PLC)
Check whether the
communication card wiring is
loose or dropped
7.5.2 Other state
Displayed code
State type
Possible cause
Solution
PoFF
System power
failure
The system is powered off or
the bus voltage is too low.
Check the grid
conditions.
EET
External
Event
User set Sx Triggers output
from P06.01-P06.05.
Check digital input
and relay output's
setting