Promac SY-350V Operating Instructions Manual page 26

Fault Name Fault Descriptions
Auto tuning error
Communication time-out
error on the control board or
power board
Motor overheat
protection
PG signal error
CANopen guarding time out (only
for VFDxxxExxC )
CANopen heartbeat time out
(only for VFDxxxExxC )
CANopen
SYNC time out (only for
VFDxxxExxC)
CANopen SDO time out
(only for VFDxxxExxC )
CANopen SDO buffer
overflow (only for
VFDxxxExxC)
CAN-Bus off (only for
VFDxxxExxC)
CAN boot up fault (only for
VFDxxxExxC)
Error communisation protocol
of CANopen
(only for VFDxxxExxC)
It will be displayed during
deceleration when Pr. 08-24 is
not set to 0 and unexpected
power off occurs, such as
momentary power loss.
Abnormal communication loop
Corrective Actions
1. Check cabling between drive and
motor.
2. Retry again..
1. Press RESET key to set all parameterst o
factory setting.
2. Return to factory.
1. Check if motor is overheated.
2. Check Pr.07.12 bis Pr.07.17 settings.
1. Check wiring of PG card.
2. Try another PG card.
Connect to CAN bus again and reset CAN bus.
Connect to CAN bus again and reset CAN bus.
Check if CANopen synchronous message is
abnormal.
Check if command channels are full..
1. Too short time between commands,
please check SDO message sent from the
master.
2. Reset CAN bus.
1. Check if it connects to terminal resistor.
2. Check if the signal is abnormal.
3. Check if the master is
connected.
1. Check if the master is
connected.
2. Reset CAN bus.
Check if the communication protocol is
correct.
1. Set Pr.08-24 to 0
2. Check if the input power is stable.
1. Check if the communication wiring is
correct.
2. Return to factory.
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