INVT DA180-S2R8SG0 Operation Manual page 274

DA180 series basic AC servo drive
Code Name
Hybrid control deviation
Er22-1
too large
Position increment
Er22-2
overflow
Er23-0 Drive overtemperature
Application fault–Encoder
Er25-4
offset angle test timeout
Application fault–Encoder
Er25-5
offset angle test failed
Application fault–Homing
Er25-6
offside
Application fault–Inertia
Er25-7
identifying failed
Possible cause
stalling.
3. Pulse input frequency is
too high, exceeding
maximum motor speed.
4. The step variable in the
position command
exceeds the setting of P4.33.
In fully-closed loop control,
the feedback
deviation between
grating ruler and encoder
exceeds the setting of P4.64.
The single-variation position
command after electronic
gear ratio conversion
31
exceeds (2 -1).
1. The ambient temperature
of the drive exceeds the
specified temperature.
2. The drive is overloaded.
An exception occurred in the
encoder offset angle test.
There is great fluctuation in
current feedback
encoder offset angle test.
The limit switch or software
limit is enabled
homing.
1. During inertia identifying,
the motor stops rotating with
vibration of longer than 3.5s.
-268-
Workaround
position
feed-forward
the Alternatively, increase the setting
of P4.33.
3. Adjust electronic gear ratio
input parameters.
4. Reduce the step variable in the
position command input.
1. Ensure the motor and load are
connected properly.
position
2. Ensure the grating ruler and
the
encoder are connected properly.
3. Ensure P4.60, P4.61, and
P4.62 are set properly.
1. Decrease the single variation of
the position command.
2. Modify the electronic gear ratio
to a proper setting.
1. Reduce the ambient temperature
and improve
condition.
2. Replace it with a servo system
with greater power.
3. Increase the ACC/DEC time
and reduce the load.
Ensure the motor shaft can rotate
freely and then carry out the test
after repower-on.
Reduce the setting of P4.53 and
in the then carry out the test after
repower-on.
Modify the setting of P5.10 and
during then execute
repower-on.
1. Improve the mechanical rigidity
properly.
2. Increase the setting of P1.07.
Fault handling
loop or speed
gain parameters.
the ventilation
homing after