Veichi AC300 Series Technical Manual page 20

AC300 Series Vector Control Inverter Manual
connect fault ● Keyboard component
damage.
● Baud rate not right.
RS485 ● Communication connection
18 communicatio not right.
n fault ● Communication format not
right.
● Parameter copy
Parameter communication is fault.
E.CPE
copy fault ● Copy keyboard is not match
the inverter.
● The expansion card
Expansion
communicates with the inverter
card
- for timeout;
connection is
● The expansion card does not
abnormal
match the drive.
PG card
● PG card and inverter
27 connection is
connection failure
abnormal
● PID feedback disconnection
alarm upper limit is set
improperly
● PID feedback disconnection
29 PID feedback
alarm lower limit is set
/66 fault
improperly
● Lose PID feedback wiring
● Feedback sensor failure
● Feedback input loop fault
Initial position
31 angle learning ● Check motor parameters
failed
Speed ●Checkout time or check level
32
deviation is setting is unreasonable
/70
too large ● Motor parameter is abnormal
● FA.27/FA.28 parameter
33 Speed
setting is abnormal
/71 protection
● Motor parameter is abnormal
Fault Diagnoses and Processing
● Seek support from factory.
● Set right Baud rate
● Check communication wiring
● Check Communication
format
● Check wire.
● Select the specified external
keyboard model.
● Check the connector and
re-plug the cable;
● Use the expansion card of
the specified model.
● Check connection
● Confirm the sensor status
and replace the sensor if it is
damaged.
● Correct wiring
● Confirm the set values of
F11.27 and F11.28
● Check the motor parameters;
● Learn after the motor is
stationary;
● Seek technical support from
manufacturers.
● Check the motor parameters
and re-learn again;
● Check the F10.24/F10.25
parameter settings;
● Seek technical support from
manufacturers.
● Check the motor parameters
and re-learn again;
● Check the F10.27/F10.28
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AC300 Series Vector Control Inverter Manual
● Check the F6 group vector
control parameters
34 Load ● The checkout time or check
/67 protection 1 level setting is unreasonable
35 Load ● The checkout time or check
/68 protection 2 level setting is unreasonable
CPU
36 ● CPU timing timeout
time out
GPS lock
72 ● GPS timing timeout
machine
GPS ● GPS communication
73
disconnection disconnection
Fan short
40 ● Fan short circuit
circuit
Motor short to
39 ● Motor short circuit to ground
ground
Fault Diagnoses and Processing
parameter settings;
● Check the F10.18/F10.19
parameter settings;
● Check the F10.20/F10.21
parameter settings;
● Seek technical support from
manufacturers.
● Seek technical support from
manufacturers.
● Whether the GPS expansion
card is connected properly;
● GPS communication card is
arrears;
● Seek technical support from
manufacturers.
● Check if the fan is smooth
● Check if the motor is shorted
to ground
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