Omron R88M-W60010T User Manual page 366

Troubleshooting
Display Error
Overload
a.910
a.911 Vibration
5-34
Status when
error occurs
Occurs when the • Servomotor wiring is
Servo is turned
incorrect (faulty wiring or
ON.
connections).
• Encoder wiring is incor-
rect (faulty wiring or con-
nections).
• Servo Driver is defective. • Replace the Servo
Occurs without • Servomotor wiring is
Servomotor rota-
incorrect (faulty wiring or
tion by command
connections).
input.
• Encoder wiring is incor-
rect (faulty wiring or con-
nections).
• The starting torque
exceeds the maximum
torque.
• Servo Driver is defective. • Replace the Servo
Occurs during nor- • The effective torque
mal operation.
exceeds the rated torque.
• The temperature is high
in the Servo Driver's
panel
• Servo Driver is defective. • Replace the Servo
Occurs during nor- • The Servo Driver gain is
mal operation.
incorrect.
• The inertia ratio (Pn103)
value is greater than the
actual value, or it is
greatly fluctuating.
Cause of error
• Correct the Servomotor
wiring.
• Correct the encoder wir-
ing.
Driver.
• Correct the Servomotor
wiring.
• Correct the encoder wir-
ing.
• Recheck the load condi-
tions, the operating con-
ditions, and the
Servomotor capacity.
Driver.
• Recheck the load condi-
tions, the operating con-
ditions, and the
Servomotor capacity.
• Lower the temperature in
the panel to 55 ° C or less.
Driver.
• In order to set the correct
gain, lower the speed
loop gain (Pn100) and
the position loop gain
(Pn101), and increase fil-
ter time constants such
as the1st step 1st torque
command filter time con-
stant (Pn401).
• Set a suitable value for
the inertia ratio (Pn103).
Chapter 5
Countermeasures