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Changes for page 10 Malfunctions

Last modified by Iris on 2025/09/08 10:50
From version 1.1
edited by Wecon
on 2025/09/03 21:04
Change comment: Imported from XAR
To version 1.5
edited by Iris
on 2025/09/05 17:25
Change comment: There is no comment for this version

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1 -XWiki.Wecon
1 +XWiki.Iris
Content
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93 93  |(% style="vertical-align:middle" %)The motor shaft vibrates left and right|Load inertia ratio is too large|After the inertia recognition is complete, performs gain adjustment.
94 94  |(% colspan="3" style="vertical-align:middle" %)After troubleshooting, the servo motor should be able to rotate normally
95 95  
96 -✎**Note: **VD2F does not support monitoring u0-21 and U0-22.
96 +✎**Note: **VD2F and VD2L do not support monitoring u0-21 and U0-22.
97 97  
98 98  == **Torque control mode** ==
99 99  
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139 139  |(% style="vertical-align:middle" %)The motor shaft vibrates left and right|(% style="vertical-align:middle" %)Load inertia ratio is too large|(% style="vertical-align:middle" %)After the inertia recognition is complete, performs gain adjustment.
140 140  |(% colspan="3" %)After troubleshooting, the servo motor should be able to rotate normally
141 141  
142 -✎**Note: **VD2F does not support monitoring u0-21 and U0-22.
142 +✎**Note: **VD2F and VD2L do not support monitoring u0-21 and U0-22.
143 143  
144 144  = **Faults and warnings handling during operation ** =
145 145  
146 146  == **Overview** ==
147 147  
148 -The faults and warnings of Wecon VD2 series servo drives are graded according to their severity, which can be divided into four grades: Category 1, Category 2, Category 3, Category 4. Severity level: Category 1> Category 2> Category 3 > Category 4, the specific classifications are as follows:
148 +The faults and warnings of Wecon VD2 series servo drives are graded according to their severity, which can be divided into four grades: Category 1> Category 2> Category 3 > Category 4. Severity level: Category 1> Category 2> Category 3 > Category 4, the specific classifications are as follows:
149 149  
150 150  * Category 1: faults cannot be cleared;
151 151  * Category 2: faults are clearable;
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229 229  )))|(% style="width:105px" %)No|(% style="width:135px" %)Stop immediately
230 230  |(% style="width:114px" %)Category 1|(% style="width:300px" %)Over current|(% style="width:92px" %)Er.20|(% style="width:330px" %)Servo drive hardware overcurrent|(% style="width:105px" %)No|(% style="width:135px" %)Stop immediately
231 231  |(% style="width:114px" %)Category 1|(% style="width:300px" %)The brake resistor is turned on abnormally|(% style="width:92px" %)Er.24|(% style="width:330px" %)The brake resistor of servo drive is turned on abnormally|(% style="width:105px" %)No|(% style="width:135px" %)Stop immediately
232 +|Category 1| Motor model error|Er.26| Wrong servo motor model|No|Stop immediately
233 +|Category 1| Encoder disconnection|Er.27| Encoder cable wiring errors|No|Stop immediately
234 +|Category 1| Encoder Z-pulse loss|Er.28| Encoder Z-pulse loss|No|Stop immediately
235 +|Category 1| Encoder UVW signal error|Er.30| Encoder UVW signal error|No|Stop immediately
236 +|Category 1| Exceeding the maximum speed of the motor|Er.32| Motor speed exceeding the maximum speed limit|No|Stop immediately
237 +|Category 1| ADC conversion not completed|Er.60| The ADC conversion is abnormal|No|Stop immediately
238 +|Category 1| Internal software fault|Er.61| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
239 +|Category 1| Internal software fault|Er.62| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
240 +|Category 1| Internal software fault|Er.63| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
241 +|Category 1| Internal software fault|Er.64| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
242 +|Category 1| Internal software fault|Er.65| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
232 232  
233 233  **The 2nd category (category 2 for short) clearable faults**
234 234  
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266 266  **The 4th category (category 4 for short) clearable warnings**
267 267  
268 268  |=(% style="width: 100px;" %)**Category**|=(% style="width: 294px;" %)**Error name**|=**Fault code**|=(% style="width: 392px;" %)**Content**|=(% style="width: 96px;" %)**Whether Clearable**|=(% style="width: 115px;" %)**Operation**
280 +|Category 4|Drive over-power alarm|A-80|The driver exceeds the power limit for more than 5 seconds|Yes|Continue to run
269 269  |(% style="width:100px" %)Category 4|(% style="width:294px" %)Overspeed alarm|A-81|(% style="width:392px" %)Motor exceeds the speed limit|(% style="width:96px" %)Yes|(% style="width:115px" %)Continue to run
270 270  |(% style="width:100px" %)Category 4|(% style="width:294px" %)Overload|A-82|(% style="width:392px" %)The motor was run continuously with a torque exceeding the rated value|(% style="width:96px" %)Yes|(% style="width:115px" %)Continue to run
271 271  |(% style="width:100px" %)Category 4|(% style="width:294px" %)Braking resistor is over temperature or overloaded|A-83|(% style="width:392px" %)Braking resistor is over temperature or overloaded|(% style="width:96px" %)Yes|(% style="width:115px" %)Continue to run
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432 432  |(% style="width:492px" %)Check whether there are sources of interference such as power supply inverter equipment nearby|(% style="width:358px" %)Separate strong and weak power as much as possible, with good ground contact between motor and servo drive, and keep away from power cable wiring.
433 433  |(% style="width:226px" %)Servo drive fault|(% style="width:492px" %)Factory reset the parameter (P10-02=1) and power on again. If the servo drive still alarms after multiple operations, it is faulty.|(% style="width:358px" %)If there is still alarm after multiple power-on, contact the technician.
434 434  
447 +**Er.19 Overcurrent**
448 +
449 +
450 +Fault
451 +
452 +|**Servo drive panel display**|**Fault name**
453 +|[[image:1757064155433-166.png]]|Software overcurrent
454 +
455 +Troubleshooting
456 +
457 +|**Reason**|**Troubleshooting methods**|**Handling**
458 +|The UVW phase sequence of motor power cable is incorrect|Check whether the phase sequence of the motor power cable on the servo drive side and motor side corresponds to each other.|Connect correctly according to UVW on the drive side and UVW on the motor side
459 +|Motor power cables are short-circuited|Check whether power cable UVW is short-circuited to PE|Replace motor power cable
460 +|The motor power cable wiring port is poorly contacted|Check whether the motor power cable connection port is connected reliably|Tighten the fixing screws of the motor power cable connection ports
461 +|(% rowspan="4" %)Abnormal braking resistance|Internal brake resistance wiring error: check whether C, D are connected to the short cap and the contact is normal|Connect the short cap or short wire between C and D reliably
462 +|External braking resistor wiring error: Check whether the external resistor is connected reliably between P+ and C.|External braking resistance is reliably strung between P+ and C
463 +|Short-circuit of the built-in brake resistance: Check whether the built-in brake resistance is short-circuited.|(((
464 +Remove the shorting cap between C and D, and reliably string the external braking resistor of equal resistance between P+ and C.
465 +
466 +Contact technician to replace the internal braking resistor
467 +)))
468 +|The resistance value of the external braking resistor is too small: Test the resistance value of the external braking resistor actually selected and compare it with the recommended braking resistor to confirm whether the resistance value of the actual resistor is too small|Choose a suitable external braking resistor
469 +|(% rowspan="3" %)Encoder wiring error; loose plug|Check whether the cable port (CN1) of the encoder is properly connected|Tighten the fixing screws on the CN1 port
470 +|Check whether the servo drive CN1 port jack is deformed|If the cable is deformed, replace the cable or its port
471 +|Check whether both ends of the rectangular connector are reliably connected|Make sure that both ends of the rectangular connector are connected reliably; Replace it with an encoder cable with higher connection reliability.
472 +|(% rowspan="2" %)Unreasonable parameter settings|Check that the 2003-01 load inertia ratio and 2003-02 (load rigidity class) settings are reasonable.|(((
473 +Set 2003-01 (load inertia ratio) to a reasonable
474 +
475 + value and appropriately adjusted 2003-02 (Load Rigidity Level) setting value.
476 +)))
477 +|Check whether the gain parameters are set properly, resulting in overshoot|Adjust gain parameters reasonably
478 +|Frequent acceleration and deceleration|Check whether the acceleration and deceleration motion is frequent or the acceleration and deceleration time is too small|Appropriately extend the acceleration and deceleration time
479 +|Internal servo drive fault|Cross-verification. Use the normal motor, encoder cable to connect to the servo drive, only connect the encoder cable. If the servo drive still alarm, it is failure.|Contact technician for repair
480 +
435 435  **Er.20 Overcurrent**
436 436  
437 437  Fault
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