9-3
MHT260a (Engl.)
(2) When error (failure) is not displayed
The following exemplifies checkup procedure. As required, contact us.
(a) Motor does not rotate
(i) Sequeuce display
(*1) Displays current (present) status
Indication Description Check and remedy
In base-off condition, the motor has no
driving force and in free-run status.
• Turn on the run command [RUN].
• Turn off the free-run command [BX].
The motor can rotate. Proceed to (ii).
The amplifier has received a forced
stop [EMG] signal and stops with the
speed zero signal on.
Reset [EMG] by on.
ＥＮＴ (1 [s] or more)
ＥＳＣ
Motor does not rotate
Supply commercial power to amplifier.
The motor does not rotate even if control power is supplied.
Supply the main circuit power. as well as control power.
LED (CHARGE) lit on front panel ?
Check the connection of :
• Motor power to U, V, W of amplifier
• Encoder to CN2
Amplifier and motor connected ?
Check the control input/output signal on CN1
Remedy as per (3). If alarm is detected, display is headed by AL.
Alarm detection indicated on
7-segment LED ?
24[V] DC supplied to CN1 [P24]
and [M24] ?
Unless 24[V] DC is supplied, all control input signals are invalid.
(*1)
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