Menu
Yaskawa Drive alarms Faults,Errors ,Servo Pack Yazkawa,
| 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 |
− |
− |