Frequency Inverter ST600 Series High-Performance Multifunction VFD Troubleshooting
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interfaces after power down,
and confirm whether fault still
occurs at next power-on;
Check whether the insertion
port is damaged, if yes,
replace the insertion port after
power down
[65] Communication
timeout occurred to the
expansion card in card
slot 3
There is no data transmission in
interfaces of card slot 3
Confirm whether the
expansion card inserted can
be supported;
Stabilize the expansion card
interfaces after power down,
and confirm whether fault still
occurs at next power-on;
Check whether the insertion
port is damaged, if yes,
replace the insertion port after
power down
[29] PROFIBUS card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
[30] Ethernet card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer
Check whether the
communication card wiring is
loose or dropped
[31] CANopen card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
[57] PROFINET card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
[66] EtherCAT card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
[67] BACNet card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
[68] DeviceNet card
communication timeout
fault
There is no data transmission
between the communication card
and the host computer (or PLC)
Check whether the
communication card wiring is
loose or dropped
[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
[69] CAN slave fault in
master/slave
synchronization
Fault occurred to one of the CAN
slave VFDs
Detect the CAN slave VFD
and analyze the
corresponding fault cause of
the VFD