51
Contents of troubles
Estimated causes
Reference pages/documents/measures
(6) The voltage and the
frequency cannot be set.
・
Isn't the operation lock or the knob
lock turning on.
Refer to the function in P.34 and after or the
paragraph of panel lock in P.45.
Release the operation lock or the knob lock.
(7) Reset is not effective.
・
There is a signal of the driving
instruction.
Press the reset key after the controller is
stopped (Refer to P.49)
(8) The output voltage
doesn't go up.
・
The limiter by the F-V curve operates. The setting of the F-V curve is confirmed
(Refer to P.47).
(9) The beat sound is
generated.
・
Plural parts feeders are driven with
driving frequencies that are
approximate with each other.
Separate the driving frequencies by 5Hz or
more, or drive by the same frequency.
Adjustment of a leaf spring may be needed
for some case.
(10) OL blinks immediately.
・
The setting of the current rating is
wrong.
Refer to the paragraph of the setting method
of the function in P.34 and after. Set the
correct current rating.
(11) Driving cannot be
controlled by the sensor
signal.
・
2 is set for driving method (J02).
Referring to clause of setting of functions of
P.34 and after, set the driving method (J02)
of function to 0 or 1 or 3.
(12) Calibration is slow. It
stops immediately.
・
Bad installation of the vibration
sensor.
Refer to P.14-15. Please confirm the
installation of the vibration sensor.
・
Noise is appearing on the vibration
sensor.
Try to change the general purpose cable to
the shield cable. Try to change the wiring
method of the lead wire.
(13) Gain can not be found
during calibration.
・
Work is in.
Remove work.
・
Noise is appearing on the vibration
sensor.
Try to change the general purpose cable to
the shield cable. Try to change the wiring
method of the lead wire.
・
Defect of vibration sensor installation
or wiring.
Check vibration sensor installation and
wiring.
(14) Even if the speed
adjustment knob was
turned, amplitude does
not quite become larger.
・
Bad adjustment of the soft switch
Please try to make the set value of the soft
switch small.
・
Noise is appearing on the vibration
sensor.
Try to change the general purpose cable to
the shield cable. Try to change the wiring
method of the lead wire
・
Defect of vibration sensor calibration
adjustment.
Try to adjust manually the gain data with the
function H22 (P.30)
(15)
LIMIT lamp lights up
even if the speed
adjustment knob is
turned up only a little.
・
Defect of vibration sensor installation
or wiring.
Check vibration sensor installation and
wiring.