acceleration/decelerationtime.
●Mechanical inertia too great
★
Reduce the mechanical inertia.
15
Encoder
coun
t incorrect
In operation
●
Encoder damaged
★
Replace the encoder.
●Encoder wiring incorrect
★
Check the wiring and replace the
encoder.
●
Encoder power supply unstable
★
5V voltage should be stable.
●The number of encoder wires
incorrect
★
Adjust the number of wires
corresponding to the parameter.
16
Motor
therma
l overload
Power on
●
Servo parameter incorrect
★
Restore the factory value.
In operation
●Mechanical transmission not freely
★
Add lubricant and reduce load.
●Overload time long
★
Reduce load; start/stop are smooth.
17
Speed response
failure
In operation
●
Long-time error too great
★
Adjust
parameter
position
feed-forward.
●Start/start time too short
★
Adjust the acceleration/deceleration
time.
19
Hot reset
In operation
●
Power supply unstable
★
Check power supply and wiring.
20
ROM alarm
In operation
●
Parameter storage alarm
★
Restore the parameter and replace
the servo.
23
Electric leakage
failure
In operation
●Short circuit or motor leakage
★
Check the wiring or replace the
motor.
29
Torque
insufficient
In operation
●
Set torque exceeded
★
Check Parameters PA30 and PA31.
●
Check the model selection of the
motor.
★
Readapt the motor again.
●
Mechanical overload
★
Disconnect the load and try again.
30
Encoder Z-pulse
loss
In operation
●Z-pulse doesn’t exit.
★
Replace the encoder.
●Cable weld line incorrect
★
Check the weld line.
●5V Voltageunstable
★
Shorten the wire and reduce
attenuation.
●Poor shielding leads to interference.
★
Well ground the shielding layer.
31
Encoder UVW
signal incorrect
In operation
●UVW pulse doesn’t exit.
★
Replace the encoder.
●Cable weld line incorrect
★
Check the weld line.
●5V Voltageunstable
★
Shorten the wire and reduce
attenuation.
●Poor shielding leads to interference.
★
Well ground the shielding layer.
32
Encoder
UVW
signal
angle
misplacement
In operation
●UVW pulse doesn’t exit.
★
Replace the encoder.
●Encoder model incorrect
★
Check the encoder model.
●Weld line misplacement
★
Check the weld line.
●5V Voltageunstable
★
Shorten the wire and reduce
attenuation.
●Poor shielding leads to interference.
★
Well ground the shielding layer.
● Where the Alm red lamp is on and the Alarm
―
Err--xx
‖
in the digital tube flashes, the alarm is a driver alarm.
Cut off the power in time and find out the cause of the alarm.
61
