15.2 Alarm Displays
15.2.1 List of Alarms
15-6
040 hex Parameter Setting Error
A parameter setting is outside of the setting
range.
Gr.1
No
041 hex
Encoder Output Pulse
Setting Error
The setting of Pn212 (2212 hex) (Encoder Output
Pulses) or Pn281 (2281 hex) (Encoder Output
Resolution) is outside of the setting range or does
not satisfy the setting conditions.
Gr.1
No
042 hex
Parameter Combination
Error
•
The value of the program jogging movement
speed (Pn533 (2533 hex) or Pn585 (2585 hex))
is below the setting range.
•
The required parameters (Pn001, Pn601, and
Pn604) have not been set.
Gr.1
No
044 hex
Semi-Closed/Fully-Closed
Loop Control Parameter
Setting Error
The settings of the Option Module and Pn002 =
n.X
(External Encoder Usage) do not
match.
Gr.1
No
050 hex Combination Error
The capacities of the SERVOPACK and Servomo-
tor do not match.
Gr.1
Yes
051 hex
Unsupported Device
Alarm
An unsupported device was connected.
Gr.1
No
070 hex
Motor Type Change
Detected
The connected motor is a different type of motor
from the previously connected motor.
Gr.1
No
080 hex
Linear Encoder Pitch Set-
ting Error
The setting of Pn282 (2282 hex) (Linear Encoder
Pitch) has not been changed from the default set-
ting.
Gr.1
No
0b0 hex
Invalid Servo ON Com-
mand Alarm
The Servo ON command (Enable Operation com-
mand) was sent from the host controller after a
utility function that turns ON the Servomotor was
executed.
Gr.1
Yes
100 hex Overcurrent Detected
An overcurrent flowed through the power trans-
former or the heat sink overheated.
Gr.1
No
101 hex
Motor Overcurrent
Detected
The current to the motor exceeded the allowable
current.
Gr.1
No
231 hex
Built-in Brake Relay
Answer Error
The built-in brake relay malfunctioned.
Gr.1
No
232 hex
Built-in Brake Relay Life
Alarm
The number of built-in brake relay operations
exceeded the service life of the relay.
Gr.1
No
300 hex Regeneration Error
There is an error related to regeneration.
Gr.1
Yes
320 hex Regenerative Overload
A regenerative overload occurred.
Gr.2
Yes
330 hex
Main Circuit Power Supply
Wiring Error
•
The AC power supply input setting or DC power
supply input setting is not correct.
•
The power supply wiring is not correct.
Gr.1
Yes
400 hex Overvoltage
The main circuit DC voltage is too high.
Gr.1
Yes
410 hex Undervoltage
The main circuit DC voltage is too low.
Gr.2
Yes
450 hex
Main-Circuit Capacitor
Overvoltage
The capacitor in the main circuit has deteriorated
or is faulty.
Gr.1
No
510 hex Overspeed
The motor exceeded the maximum speed.
Gr.1
Yes
511 hex
Encoder Output Pulse
Overspeed
•
Rotary Servomotor: The pulse output speed for
the setting of Pn212 (2212 hex) (Encoder Out-
put Pulses) was exceeded.
•
Linear Servomotor: The motor speed upper
limit for the setting of Pn281 (2281 hex)
(Encoder Output Resolution) was exceeded.
Gr.1
Yes
520 hex Vibration Alarm
Abnormal oscillation was detected in the motor
speed.
Gr.1
Yes
Continued on next page.
Continued from previous page.
Alarm
Code
Alarm Name
Alarm Meaning
Servo-
motor
Stop-
ping
Method
Alarm
Reset
Possi-
ble?
