Chapter 5 Protection
Features
Alarm code
Alarm
name
Operating
status
the reason
Approach
29
User torque
Overload
alarm
The pa30 and pa31
parameters are unreasonable.
Unexpected large loads
occur.
Change parameters.
Overhaul the machinery.
30
Encoder z
Pulse loss
The z pulse does not exist
and the encoder is damaged.
Bad cable.
Poor cable shielding.
The shielded ground wire is
not connected.
The encoder interface circuit
is faulty.
Replace the encoder.
Check the encoder
interface circuit.
31
Encoder
Uvw signal
error
The encoder uvw signal is
corrupted.
The encoder z signal is
corrupted.
Bad cable.
Poor cable shielding.
The shielded ground wire is
not connected.
The encoder interface circuit
is faulty.
Replace the encoder.
Check the encoder
interface circuit.
32
Encoder
Ivw signal
illegal
coding
The encoder uvw signal is
corrupted.
Bad cable.
Poor cable shielding.
The shielded ground wire is
not connected.
The encoder interface circuit
is faulty.
Replace the encoder.
Check the encoder
interface circuit.
33
Provincial
line encoder
signal
wrong
Encoder problem.
The motor model is not set
correctly.
Replace the encoder.
Check the wiring.
Reset the motor model.
Summary of Contents for SD300
Page 87: ......
Page 89: ...Chapter 7 Running 7 9 2 Operation l Set the parameter values ...