YASKAWA SGDV-180A - Page 4

setting
was out of
the setting
range.)
of the setting range.
parameters that have
been changed.
the setting range.
The electronic gear ratio is
out of the setting range.
Check the electronic
gear ratio. The ratio
must satisfy: 0.001<
(Pn20E/Pn210) < 4000.
Set the electronic gear ratio in the
range: 0.001< (Pn20E/Pn210) <
4000.
A.041
Encoder
Output
Pulse
Setting
Error
The encoder output pulse
(Pn212) is out of the setting
range and does not satisfy
the setting conditions.
Check the parameter
Pn212.
Set Pn212 to a correct value.
A.042
Parameter
Combination
Error
The speed of program JOG
operation (Fn004) is lower
than the setting range after
having changed the
electronic gear ratio
(Pn20E/Pn210) or the
servomotor.
Check that the
detection conditions
are satisfied.
Decrease the setting of the
electronic gear ratio (Pn20E/Pn210).
The speed of program JOG
operation (Fn004) is lower
than the setting range after
having changed the setting
of the program JOG
movement speed (Pn533).
Check that the
detection conditions
are satisfied.
Increase the setting of the program
JOG movement speed (Pn533).
The moving speed of
advanced autotuning is
lower than the setting range
after having changed the
electronic gear ratio
(Pn20E/Pn210) or the
servomotor.
Check that the
detection conditions
are satisfied.
Decrease the setting of the
electronic gear ratio (Pn20E/Pn210).
A.044
Semi-
closed/Fullyclosed
Loop
Control
Parameter
Setting
Error
The setting of the fully-
closed module does not
match with that of Pn002.3.
Check the settings of
Pn002.3.
The setting of fully-closed module
must be compatible with the setting
of Pn002.3.
A.050
Combination
Error
(The
SERVOPACK
and
servomotor
capacities
do not
correspond.)
The SERVOPACK and
servomotor capacities do
not match each other.
Check the capacities to
see if they satisfy the
following condition: 1/4
<= (Servomotor
capacity)/(SERVOPACK
capacity) <= 4.
Select the proper combination of
SERVOPACK and servomotor
capacities.
An encoder fault occurred.
Replace the
servomotor and see if
the alarm occurs again.
Replace the servomotor (encoder).
A SERVOPACK fault
occurred.
--
The SERVOPACK may be faulty.
Replace the SERVOPACK.
A.051
Unsupported
Device
Alarm
An unsupported serial
converter unit, encoder, or
external encoder is
connected to the
SERVOPACK.
Check the product
specifications, and
select the correct
model.
Select the correct combination of
units.
A.0b0
Cancelled
Servo ON
Command
Alarm
After executing the utility
function to turn ON the
power to the motor, the
servo ON signal (/SON) was
sent from an external
device.
--
Turn the SERVOPACK power supply
OFF and then ON again or execute a
software reset.
Overcurrent
or Heat
Sink
Overheated
Incorrect wiring or contact
fault of main circuit cable or
servomotor main circuit
cable.
Check the wiring.
Correct the wiring.
Short-circuit or ground fault
Check for short-circuits
across the servomotor