Alarms - Toshiba ACE-tronics G9 ASD Installation And Operation Manual

Alarms

Table 14 lists the alarm codes that may be displayed during operation of the ASD. Each alarm code listed
is accompanied by a description and a possible cause. In the event that the source of the malfunction
cannot be determined, contact your ACE World Companies Customer Support Center for additional
information on the condition and for an appropriate course of action.
LCD Screen
Screen
*ASD Overload
Autotuning
Brake Failure
Brake Fault
*Brake Resistor
Overload
Brake Seized
Comm1 Error
* Reset ignored if active.
ACE-tronics G9 ASD Installation and Operation Manual
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Table 14. ACE-tronics G9 ASD Alarms.
LED
Description
OLI
Load requirement in excess of
the capability of the ASD.
ATN
Autotune active.
BRKF
Encoder pulses greater than
F994 setting detected while
brake is set or during normal
operation more pulses than
the F995 setting occurred
after applying the brake.
BrF
Encoder pulses received with
brake on during torque
proving or during continuous
brake load-hold.
OLR
Excessive current at the
Dynamic Braking Resistor.
BRS
No encoder pulses received
after brake release with active
Run command.
CM1
Internal communications
error.
Possible Causes
• The carrier frequency is too high.
• An excessive load.
• Acceleration time is too short.
• DC damping rate is set too high.
• The motor is starting into a spinning load
after a momentary power failure.
• The ASD is improperly matched to the
application.
• Autotune active.
• Brake Failure.
• Pulses received from encoder during torque
proving.
• Closed-loop Hoist Mode operation, brake is
on with no Run command and encoder pulses
are received.
• Deceleration time is too short.
• DBR configuration improperly set.
• Closed-loop Hoist Mode operation, encoder
pulses less than the F993
after brake release with an active Run
command.
• DeviceNet/Profibus/CC-Link Failure.
• Improperly programmed ASD.
• Improper communications settings.
• Improperly connected cables.
setting received
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