Yaskawa Servopack Fault Codes

Yaskawa Drive alarms Faults,Errors

Alarm
Number
Alarm Name
Meaning
Servo- motor Stopping Method
Alarm
Reset
A.020
Parameter Checksum
Error 1
The data of the parameter in the SERVOPACK is incorrect.
Gr.1
N/A
A.021
Parameter Format Error 1
The data of the parameter in the SERVOPACK is incorrect.
Gr.1
N/A
A.022
System Checksum Error 1
The data of the parameter in the SERVOPACK is incorrect.
Gr.1
N/A
A.030
Main Circuit Detector Error
Detection data for main circuit is incorrect.
Gr.1
Available
A.040
Parameter Setting Error 1
The parameter setting is outside the setting range.
Gr.1
N/A
A.041
Encoder Output Pulse
Setting Error
The encoder output pulse (Pn212) is outside the setting range or does not satisfy the setting conditions.
Gr.1
N/A
A.042
Parameter Combination
Error
Combination of some parameters exceeds the setting range.
Gr.1
N/A
A.044
Semi-closed/Fully-closed Loop Control Parameter Setting Error
The settings of the option module and Pn00B.3, Pn002.3 do not match.
Gr.1
N/A
A.04A
Parameter Setting Error 2
Bank member/bank data setting is incorrect.
Gr.1
N/A
A.050
Combination Error
The SERVOPACK and the servomotor capacities do not match each other.
Gr.1
Available
A.051
Unsupported Device Alarm
The device unsupported was connected.
Gr.1
N/A
A.0b0
Cancelled Servo ON Command Alarm
After executing the utility function to turn ON the power to the motor, the servo ON command (SV_ON) was sent from the host controller.
Gr.1
Available
A.100
Overcurrent or Heat Sink
Overheated
An overcurrent flowed through the IGBT or the heat sink of the SERVOPACK was overheated.
Gr.1
N/A
A.300
Regeneration Error
Regenerative circuit or regenerative resistor is faulty.
Gr.1
Available
Alarm
Number
Alarm Name
Meaning
Servo- motor Stopping Method
Alarm
Reset
A.320
Regenerative Overload
Regenerative energy exceeds regenerative resistor capacity.
Gr.2
Available
A.330
Main Circuit Power
Supply Wiring Error
• Setting of AC input/DC input is incorrect.
• Power supply wiring is incorrect.
Gr.1
Available
A.400
Overvoltage
Main circuit DC voltage is excessively high.
Gr.1
Available
A.410
Undervoltage
Main circuit DC voltage is excessively low.
Gr.2
Available
A.450
Main-Circuit
Capacitor Overvoltage
The capacitor of the main circuit has deteriorated or is faulty.
Gr.1
N/A
A.510
Overspeed
The servomotor speed is above the maximum rota- tional speed.
Gr.1
Available
A.511
Overspeed of Encoder
Output Pulse Rate
The pulse output speed upper limit of the set encoder output pulse (Pn212) is exceeded.
Gr.1
Available
A.520
Vibration Alarm
Incorrect vibration at the motor speed was detected.
Gr.1
Available
A.521
Autotuning Alarm
Vibration was detected while performing tuning-less function.
Gr.1
Available
A.710
Overload: High Load
The motor was operating for several seconds to several tens of seconds under a torque largely exceeding rat- ings.
Gr.2
Available
A.720
Overload: Low Load
The motor was operating continuously under a torque exceeding ratings.
Gr.1
Available
A.730
A.731
Dynamic Brake Overload
When the dynamic brake was applied, rotational energy exceeded the capacity of dynamic brake resis- tor.
Gr.1
Available
A.740
Overload of Surge
Current Limit Resistor
The main circuit power was frequently turned ON and
OFF.
Gr.1
Available
A.7A0
Heat Sink Overheated
The heat sink of the SERVOPACK exceeded 100°C.
Gr.2
Available
A.7AB
Built-in Fan in
SERVOPACK Stopped
The fan inside the SERVOPACK stopped.
Gr.1
Available
A.810
Encoder Backup Error
The power supplies to the encoder all failed and posi- tion data was lost.
Gr.1
N/A
A.820
Encoder Checksum Error
The checksum results of encoder memory is incorrect.
Gr.1
N/A
A.830
Absolute Encoder Battery
Error
The battery voltage was lower than the specified value after the control power supply was turned ON.
Gr.1
Available
A.840
Encoder Data Error
Data in the encoder is incorrect.
Gr.1
N/A
A.850
Encoder Overspeed
The encoder was rotating at high speed when the power was turned ON.
Gr.1
N/A
A.860
Encoder Overheated
The internal temperature of encoder is too high.
Gr.1
N/A
A.8A0*
External Encoder Error
External encoder is faulty.
Gr.1
Available
A.8A1*
External Encoder Error of
Module
Serial converter unit is faulty.
Gr.1
Available
A.8A2*
External Encoder Error of
Sensor
External encoder is faulty.
Gr.1
Available
A.8A3*
External Encoder Error of
Position
The position data of external encoder is faulty.
Gr.1
Available
A.8A5*
External Encoder
Overspeed
The overspeed from the external encoder occurred.
Gr.1
Available
A.8A6*
External Encoder
Overheated
The overheat from the external encoder occurred.
Gr.1
Available
A.b31
Current Detection Error 1
The current detection circuit for phase U is faulty.
Gr.1
N/A
Alarm
Number
Alarm Name
Meaning
Servo- motor Stopping Method
Alarm
Reset
A.b32
Current Detection Error 2
The current detection circuit for phase V is faulty.
Gr.1
N/A
A.b33
Current Detection Error 3
The detection circuit for the current is faulty.
Gr.1
N/A
A.b6A
MECHATROLINK Communications ASIC Error 1
ASIC error occurred in the MECHATROLINK com- munications.
Gr.1
N/A
A.bF0
System Alarm 0
"Internal program error 0" of the SERVOPACK
occurred.
Gr.1
N/A
A.bF1
System Alarm 1
"Internal program error 1" of the SERVOPACK
occurred.
Gr.1
N/A
A.bF2
System Alarm 2
"Internal program error 2" of the SERVOPACK
occurred.
Gr.1
N/A
A.bF3
System Alarm 3
"Internal program error 3" of the SERVOPACK
occurred.
Gr.1
N/A
A.bF4
System Alarm 4
"Internal program error 4" of the SERVOPACK
occurred.
Gr.1
N/A
A.C10
Servo Overrun Detected
The servomotor ran out of control.
Gr.1
Available
A.C80
Absolute Encoder Clear Error and Multiturn Limit Setting Error
The multiturn for the absolute encoder was not prop- erly cleared or set.
Gr.1
N/A
A.C90
Encoder Communications
Error
Communications between the SERVOPACK and the encoder is not possible.
Gr.1
N/A
A.C91
Encoder Communications
Position Data Error
An encoder position data calculation error occurred.
Gr.1
N/A
A.C92
Encoder Communications
Timer Error
An error occurs in the communications timer between the encoder and the SERVOPACK.
Gr.1
N/A
A.CA0
Encoder Parameter Error
Encoder parameters are faulty.
Gr.1
N/A
A.Cb0
Encoder Echoback Error
Contents of communications with encoder are incor- rect.
Gr.1
N/A
A.CC0
Multiturn Limit
Disagreement
Different multiturn limits have been set in the encoder and the SERVOPACK.
Gr.1
N/A
A.CF1*
Feedback Option Module Communications Error (Reception error)
Reception from the Feedback Option Module is faulty.
Gr.1
N/A
A.CF2*
Feedback Option Module Communications Error (Timer stop)
Timer for communications with the Feedback Option
Module is faulty.
Gr.1
N/A
A.d00
Position Error Overflow
Position errors exceeded parameter Pn520.
Gr.1
Available
A.d01
Position Error Overflow
Alarm at Servo ON
This alarm occurs if the SV_ON command is received when the position error is greater than the set value of Pn526 while the servomotor power is OFF.
Gr.1
Available
A.d02
Position Error Overflow Alarm by Speed Limit at Servo ON
When the position error remain in the error counter, Pn529 limits the speed if the SV_ON command is received. If Pn529 limits the speed in such a state, this alarm occurs when position references are input and the number of position errors exceeds the value set for the excessive position error alarm level (Pn520).
Gr.2
Available
A.d10*
Motor-load Position Error
Overflow
During fully-closed loop control, the position error between motor and load is excessive.
Gr.2
Available
A.E02
MECHATROLINK-II Internal Synchronization Error 1
Synchronization error during MECHATROLINK-II
communications with the SERVOPACK.
Gr.1
Available
Alarm
Number
Alarm Name
Meaning
Servo- motor Stopping Method
Alarm
Reset
A.E40
MECHATROLINK-II Transmission Cycle Setting Error
The setting of the MECHATROLINK-II transmission cycle is out of the allowable range.
Gr.2
Available
A.E50
MECHATROLINK-II
Synchronization Error
A synchronization error occurs during MECHA- TROLINK-II communications.
Gr.2
Available
A.E51
MECHATROLINK-II
Synchronization Failed
A synchronization failure occurs in MECHA- TROLINK-II communications.
Gr.2
Available
A.E60
MECHATROLINK-II Communications Error (Reception error)
A communications error occurs continuously during
MECHATROLINK-II communications.
Gr.2
Available
A.E61
MECHATROLINK-II Transmission Cycle Error (Synchronization interval error)
The transmission cycle fluctuates during MECHA- TROLINK-II communications.
Gr.2
Available
A.E72∗
Feedback Option Module
Detection of the Feedback Option Module failed.
Gr.1
N/A
A.EA2
DRV Alarm 2 (SERVOPACK WDT error)
A SERVOPACK DRV alarm 0 occurs.
Gr.2
Available
A.Eb1
Safety Function Signal
Input Timing Error
The safety function signal input timing is faulty.
Gr.1
N/A
A.ED1
Command Execution
Timeout
A timeout error occurred when using a MECHA- TROLINK command.
Gr.2
Available
A.F10
Main Circuit Cable Open
Phase
With the main power supply ON, voltage was low for more than 1 second in phase R, S, or T.
Gr.2
Available
CPF00
Digital Operator
Transmission Error 1
Digital operator (JUSP-OP05A-1-E) fails to communi- cate with the SERVOPACK (e.g., CPU error).

N/A
CPF01
Digital Operator
Transmission Error 2

N/A
A.− −
Not an error
Normal operation status


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