Changes for page 10 Malfunctions

Last modified by Iris on 2025/09/08 10:50

From 1.10 to 1.9

From version 1.9

edited by Iris
on 2025/09/08 09:58

Change comment: There is no comment for this version

To version 1.1

edited by Wecon
on 2025/09/03 21:04

Change comment: Imported from XAR

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- 1757064155433-166.png
- 1757296062376-469.png

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@@ -1,1 +1,1 @@
--XWiki.Iris
++XWiki.Wecon

Content

@@ -93,7 +93,7 @@
  |(% 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.
  |(% colspan="3" style="vertical-align:middle" %)After troubleshooting, the servo motor should be able to rotate normally
--✎**Note: **VD2F and VD2L do not support monitoring u0-21 and U0-22.
++✎**Note: **VD2F does not support monitoring u0-21 and U0-22.
  == **Torque control mode** ==
@@ -139,13 +139,13 @@
  |(% 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.
  |(% colspan="3" %)After troubleshooting, the servo motor should be able to rotate normally
--✎**Note: **VD2F and VD2L do not support monitoring u0-21 and U0-22.
++✎**Note: **VD2F does not support monitoring u0-21 and U0-22.
  = **Faults and warnings handling during operation ** =
  == **Overview** ==
--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:
++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:
  * Category 1: faults cannot be cleared;
  * Category 2: faults are clearable;
@@ -229,17 +229,6 @@
  )))|(% style="width:105px" %)No|(% style="width:135px" %)Stop immediately
  |(% 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
  |(% 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
--|Category 1| Motor model error|Er.26| Wrong servo motor model|No|Stop immediately
--|Category 1| Encoder disconnection|Er.27| Encoder cable wiring errors|No|Stop immediately
--|Category 1| Encoder Z-pulse loss|Er.28| Encoder Z-pulse loss|No|Stop immediately
--|Category 1| Encoder UVW signal error|Er.30| Encoder UVW signal error|No|Stop immediately
--|Category 1| Exceeding the maximum speed of the motor|Er.32| Motor speed exceeding the maximum speed limit|No|Stop immediately
--|Category 1| ADC conversion not completed|Er.60| The ADC conversion is abnormal|No|Stop immediately
--|Category 1| Internal software fault|Er.61| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
--|Category 1| Internal software fault|Er.62| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
--|Category 1| Internal software fault|Er.63| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
--|Category 1| Internal software fault|Er.64| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
--|Category 1| Internal software fault|Er.65| Abnormality occurred in the internal program of the servo unit|No|Stop immediately
  **The 2nd category (category 2 for short) clearable faults**
@@ -277,7 +277,6 @@
  **The 4th category (category 4 for short) clearable warnings**
  |=(% style="width: 100px;" %)**Category**|=(% style="width: 294px;" %)**Error name**|=**Fault code**|=(% style="width: 392px;" %)**Content**|=(% style="width: 96px;" %)**Whether Clearable**|=(% style="width: 115px;" %)**Operation**
--|Category 4|Drive over-power alarm|A-80|The driver exceeds the power limit for more than 5 seconds|Yes|Continue to run
  |(% 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
  |(% 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
  |(% 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
@@ -444,40 +444,6 @@
  |(% 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.
  |(% 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.
--**Er.19 Overcurrent**
--
--
--Fault
--
--|**Servo drive panel display**|**Fault name**
--|[[image:1757064155433-166.png]]|Software overcurrent
--
--Troubleshooting
--
--|**Reason**|**Troubleshooting methods**|**Handling**
--|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
--|Motor power cables are short-circuited|Check whether power cable UVW is short-circuited to PE|Replace motor power cable
--|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
--|(% 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
--|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
--|Short-circuit of the built-in brake resistance: Check whether the built-in brake resistance is short-circuited.|(((
--Remove the shorting cap between C and D, and reliably string the external braking resistor of equal resistance between P+ and C.
--
--Contact technician to replace the internal braking resistor
--)))
--|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
--|(% 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
--|Check whether the servo drive CN1 port jack is deformed|If the cable is deformed, replace the cable or its port
--|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.
--|(% rowspan="2" %)Unreasonable parameter settings|Check that the 2003-01 load inertia ratio and 2003-02 (load rigidity class) settings are reasonable.|(((
--Set 2003-01 (load inertia ratio) to a reasonable
--
-- value and appropriately adjusted 2003-02 (Load Rigidity Level) setting value.
--)))
--|Check whether the gain parameters are set properly, resulting in overshoot|Adjust gain parameters reasonably
--|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
--|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
--
  **Er.20 Overcurrent**
  Fault
@@ -588,7 +588,7 @@
  )))
  |(% style="width:476px" %)The resistance value of the external braking resistor is too large: Check 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 large.|(% style="width:364px" %)Choose a suitable external braking resistor
  |(% style="width:236px" %)The motor is in a state of rapid acceleration and deceleration motion|(% style="width:476px" %)Monitor the servo drive monitoring quantity U0-31 (bus voltage) to confirm whether the voltage exceeds the fault value when the motor is in the deceleration section.|(% style="width:364px" %)Ensure that the input voltage is within specification and increase acceleration and deceleration times
--|(% style="width:236px" %)Internal servo drive fault|(% style="width:476px" %)The servo drive is still faulty after power on again|(% style="width:364px" %)Servo drive may be damaged and contact technician for repair
++|(% style="width:236px" %)Internal servo drive fault|(% style="width:476px" %)The servo drive is still faulty after power on again|(% style="width:364px" %)Servo drive may be damaged.Contact technician for repair
  **Er.23 Braking resistor is not connected**
@@ -619,7 +619,7 @@
  |(((
  (% style="text-align:center" %)
  [[image:image-20220709163326-60.png]]
--)))|**Braking resistor turns on abnormally**
++)))|Braking resistor is not connected
  Troubleshooting
@@ -646,7 +646,7 @@
  VD2-0xxSA1G model: earlier than V1.14.
--VD2F-0xxSA1P model: earlier than V1.01
++VD2F-0xxSA1P model: earlier than V1.02
  )))|(% style="width:362px" %)(((
  VD2-0xxSA1G model: Contact manufacturer to upgrade the firmware to V1.14 and above.
@@ -653,7 +653,7 @@
  VD2F-0xxSA1P model: Contact technician to upgrade the firmware to V1.02 and above.
  )))
--**Er.26 Motor model error**
++**Er.26 Braking resistor resistance is too large**
  Fault
@@ -661,9 +661,7 @@
  |(((
  (% style="text-align:center" %)
  [[image:image-20220709165622-15.png]]
--)))|(((
--**Motor model error**
--)))
++)))|Motor code wrong
  Troubleshooting
@@ -723,7 +723,7 @@
  |=(% style="width: 212px;" %)**Reason**|=(% style="width: 463px;" %)**Troubleshooting methods**|=(% style="width: 401px;" %)**Handling**
  |(% style="width:212px" %)External interference|(% style="width:463px" %)Check that the motor and servo drive are well grounded|(% style="width:401px" %)Motor and servo drive are well grounded
  |(% style="width:212px" %)Encoder cable fault|(% style="width:463px" %)Cross-verification. Use the normal motor, encoder cable to connect to the servo drive.|(% style="width:401px" %)Replace it with an encoder cable with higher connection reliability.
--|(% style="width:212px" %)Servo drive fault|(% style="width:463px" %)The servo drive is still faulty after power on again|(% style="width:401px" %)Servo drive may be damaged. Contact technician for repair
++|(% style="width:212px" %)Servo drive fault|(% style="width:463px" %)The servo drive is still faulty after power on again|(% style="width:401px" %)Servo drive may be damaged.Contact technician for repair
  **Er.31 Power line disconnection**
@@ -994,11 +994,11 @@
  Fault
--|=(% style="width: 394px;" %)**Servo drive panel display**|=(% style="width: 529px;" %)**Fault name**
--|(% style="width:394px" %) (((
++|=(% style="width: 794px;" %)**Servo drive panel display**|=(% style="width: 627px;" %)**Fault name**
++|(% style="width:794px" %) (((
  (% style="text-align:center" %)
--[[image:企业微信截图_16877625944107.png||height="57" width="156"]]
--)))|(% style="width:529px" %)Drive overload fault
++[[image:企业微信截图_16877625944107.png]]
++)))|(% style="width:627px" %)Drive overload fault
  Troubleshooting
@@ -1006,27 +1006,6 @@
  |The average output power (U0-34) exceeds the limit power (overload 110%) for more than 20 minutes.|Whether the average output power (U0-34) often exceeds the limit (overload 110) Check whether the drive meets the requirements.|Observed whether the U0-34 is often greater than the servo limit power (overload 110%) during servo operation. When ER.43 alarm is found in the process of machine adjustment, please check whether the servo power is suitable. It is recommended to replace the driver model with higher power.
  |Servo drive fault|The servo drive is still faulty after power on again|Servo drive may be damaged, contact the manufacturer's technician for repair.
--**Er.44 Return to origin timeout failure**
--
--Fault
--
--(% style="margin-left:auto; margin-right:auto" %)
--|(% style="width:403px" %)**Servo drive panel display**|(% style="width:520px" %)**Fault name**
--|(% style="width:403px" %)(((
--
--
--                              [[image:1757296062376-469.png||height="61" width="160"]]
--)))|(% style="width:520px" %)Return to origin timeout failure
--
--Troubleshooting
--
--|**Reason**|**Troubleshooting**|**Treatment**
--|(% rowspan="2" %)Return-to-origin switch failure|Checks if the origin regression was always in high-speed search, and not low-speed search;|(% rowspan="2" %) First confirm whether the PI function 26 is set by the P06 group, then check the DI terminal connection, and when manually changing the DI terminal logic, check whether the servo driver receives the corresponding DI level signal through U0-17. If it is not received, it means that the DI switch is wired incorrectly, please wire it correctly; when manually changing the logic of the DI terminal, if there is a received level signal, it means that there is an error in the origin regression operation, please operate it correctly.
--| Checks if the origin regression high-speed search has been in the reverse low-speed search process.
--|The speed of searching for the origin switch signal at high speed is too small|Check if the P01-41 setting value is too small|Servo drive may be damaged, contact manufacturer technician for repair.
--|(% rowspan="2" %)Unreasonable hardware switch settings|Confirm whether the limit switch signals on both sides are in valid at the same time;|(% rowspan="2" %)Set hardware switch positions reasonably.
--|Confirm whether a certain limit switch signal is valid at the same time as the deceleration point signal or the origin signal.
--
  **Er.45 Drive Blocking Overtemperature Protection**
  Fault

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Changes for page 10 Malfunctions

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