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