PY Manual
Copyright © 2006 SANYO DENKI
AMERICA
, Inc.
124
Velocity Control Error
Symbol
7-Segment Display
Alarm code
CN1- [46,45,44,43]
SE
C
1100
Operating Condition
Cause
Corrective Action
Alarm occurs when the
control power supply is
turned ON
•
Faulty PC board
•
Replace servo
amplifier
•
Perform servo tuning
•
Replace servo
amplifier
Alarm occurs with Servo
ON
•
The motor oscillates
(vibrates)
•
Replace servo motor
Alarm occurs when a
velocity command is
entered
•
Incorrect motor power
wiring
•
Correct motor power
wiring
Deviation Overflow (Position)
Symbol
7-Segment Display
Alarm code
CN1- [46,45,44,43]
OVF
1101
Operating Condition
Cause
Corrective Action
•
Faulty PC board
•
Replace servo
amplifier
Alarm occurs when the
control power supply is
turned ON
•
Command pulses are
being sent before the
amplifier is ready
•
Stop inputting
command pulses and
enter deviation clear
•
The maximum
deviation value is set
too low
•
Review the deviation
over value and position
loop gain
•
The load inertia is too
large
•
Lower the load inertia
•
The holding brake is
not released
•
Release the brake
•
Incorrect encoder
wiring
•
Correct encoder wiring
Alarm occurs during motor
operation
•
High command pulse
frequency, resulting in
high acceleration rate
•
Lower the frequency
within specification
•
Make the commanded
velocity lower
P
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