Maintenance Guidelines of the Servomotor Driver
The servo motor we are using is Inovance, which is amply applied in the injection molding machine.
The following is the maintenance guideline, which will help you to focus the problem and fix it at the first time. Please share it with your electrical engineer.
Function Code/Setting | Parameter Description/Control Mode Selection | Instruction |
A3-01 | Maximum speed | 0-2500 |
A3-02 | System pressure | 0-175 |
A3-03 | Maximum oil pressure | 0-10V regulation |
F4-18 | AI1 minimum input | Voltage input for minimum oil pressure, corresponding to AI1 zero drift |
F4-20 | AI1 maximum input | Voltage input for maximum oil pressure, maximum input of 10V |
F4-23 | AI2 minimum input | Voltage input for minimum flow, corresponding to AI1 zero drift |
F4-25 | AI2 maximum input | Voltage input for maximum flow, maximum input of 10V |
A3-08 | Maximum reverse speed | Corresponding to the percentage setting of the maximum speed A3-01 |
A3-09 | Base current | 0.0%-50.0%，Corresponding to the percentage setting of the maximum speed A3-01 |
A3-10 | Base pressure | Range 0.0KG-50KG |
A3-25 | Given oil pressure rise time | 0.000S-1.000S |
A3-26 | Given oil pressure drop time | 0.000S-1.000S |
A4-04 | Flow response time | 0.000S-1.000S |
U1-04 | AI1 analog voltage (pressure) | -10V – 10V(monitoring) |
U1-05 | AI1 analog voltage (flow) | -10V – 10V(monitoring) |
U0-02 | Bus voltage | 0V-830V |
U0-03 | Output voltage | 0V – motor rated voltage |
U0-04 | Output current | 0.01A – 6553.5A |
U0-05 | Output Power | 0.4KW-1000.0KW |
FP-00 | User password | 0-65535 |
FP-01 | Parameter initialization | 0-None, 1-Restore factory, 2-Clear fault, 3-Restore user parameters |
U1-11 | Resolver signal anti-interference degree | 0-1000 (resolver disconnection) 0 is normal |
F1-15 | Counter electromotive force | 0-65535V (343 normal) is too small to demagnetize the motor |
F2-10 | Torque upper limit | 0.0%-250.0% |
F0-09 | Running direction of motor | 0: same direction, 1: opposite direction |
A3-00 | Control mode | 0: Speed mode, 1: CAN communication mode, 2: AI1\AI2 control mode |
Motor self-learning | Disconnect the enable signal D01: A3-00=0, F1-16=2 After displaying TUNE, press the RUN key to start learning TUNE flashes, the self-learning ends after TUNE disappears, set A3-00=2 | |
Operation Panel Diagram
Servo Driver Model Explanation
PG Card Terminal Description and Wiring Method
Motor Self-learning
System Application Wiring Diagram
Oil Pressure Function Parameter Setting
The corresponding setting of system oil pressure and flow
(1) System flow and pressure settings
Related Function Codes | Description | Settings |
A3-01 | Maximum speed | Set the maximum speed of motor running, on which the motor speed corresponding to 100% of the flow command |
A3-02 | Hydraulic system | Set the maximum pressure of the system, 0~maximum oil pressure (A3-03) |
A3-03 | Maximum oil pressure | Set the pressure range of the pressure sensor, corresponding to the voltage 0~10Vdc output type pressure sensor |
(2) AI1 oil pressure command corresponding setting
Related Function Codes | Description | Settings |
F4-18 | A/1 mini input | Oil pressure command minimum voltage input, corresponding to A/1 zero drift |
F4-19 | AI1 mini input corresponding setting | The minimum command of oil pressure, the default is 0.0%,on which is zero pressure |
F4-20 | AI1 max input | Maximum voltage input of the oil pressure command, generally the maximum input is 10V |
F4-21 | AI1 max input corresponding setting | Maximum oil pressure command, 100.0% corresponds to system oil pressure (A3-02) |
Used to set the corresponding relationship between AI1 oil pressure command 0V~10V (or other ranges) corresponding to 0 kg/cm2 ~ system oil pressure (A3-02)
(3) AI2 flow command corresponding setting
Related Function Codes | Description | Settings |
F4-23 | AI2 mini input | Flow command minimum voltage input, corresponding to A/1 zero drift |
F4-24 | AI2 mini input corresponding setting | The command of minimum flow, the default is 0.0%, that is, zero flow |
F4-25 | AI2 max input | The maximum voltage input of the oil pressure command, generally the maximum input is 10V |
F4-26 | AI2 max input corresponding setting | The maximum oil pressure command, the default 100.0% corresponds to the maximum speed (A3-01) |
Used to set the corresponding relationship between AI2 flow command 0V~10V (or other ranges) corresponding to 0 rpm ~ maximum speed (A3-01)
(4) AI3 Oil pressure feedback corresponding setting
Related Function Codes | Description | Settings |
F4-28 | AI3 mini input | Oil pressure feedback minimum voltage input, corresponding to A/3 zero drift |
F4-29 | AI3 mini input corresponding setting | The minimum value of oil pressure feedback, the default is 0.0%, that is, zero pressure |
F4-30 | AI3 max input | Oil pressure feedback maximum voltage input, generally maximum 10V output |
F4-31 | AI3 max input corresponding setting | The maximum oil pressure feedback, the default 100% corresponds to the maximum oil pressure (A3-03) |
Parameter Initialization
The settings of the servo drive can be restored to the factory settings. After initialization, the FP-01 will automatically return to zero.
FP-01 | Parameter Initialization | Factory Default | 0 | |
Setting Range | 0 | No action | ||
1 | Restore factory parameters, excluding motor parameters | |||
2 | Clear fault log information | |||
3 | Restore user-set parameters | |||
4 | Restore system factory parameters, excluding A2-01 | |||
5 | Restore all parameters, excluding FF, FP, FA group parameters, pay attention to backup parameters | |||
Fault Codes and Troubleshooting
Fault Code | Fault Type | Troubleshooting |
ERR02 | Acceleration overcurrent | Whether the drive output circuit is grounded or short-circuited, and check the motor parameters |
ERR03 | Deceleration overcurrent | Whether the drive output circuit is grounded or short-circuited, and check the braking resistor |
ERR04 | Constant speed overcurrent | Whether the drive output circuit is grounded or short-circuited |
ERR05 | Acceleration overvoltage | Whether the input voltage of the drive is too high and check the braking resistance |
ERR06 | Deceleration overvoltage | Whether the input voltage of the drive is too high and check the braking resistance |
ERR07 | Constant speed overvoltage | Whether the input voltage of the drive is too high and check the braking resistance |
ERR09 | No voltage | Whether there is a momentary power failure and check the input voltage of the driver |
ERR10/ERR11 | Servo drive/motor overload | Whether the motor parameter F9-01 is suitable, the load is too large or the oil pump motor is stuck |
ERR12 | Phase loss on input side | Check the input voltage |
ERR13 | Phase loss on output side | Check the connection between the driver and the motor |
ERR14 | Module overheating | Check if the driver ambient temperature is too high and if the driver fan is working |
ERR15 | External device failure | Check the drive button and input terminal DI signal |
ERR16 | Communication failure | Check the host computer and the RS485 communication wiring |
ERR17 | Contactor failure | Check the power board of the driver board and the internal contactor |
ERR18 | Current detection failure | Check the internal Hall of the driver and the driver board |
ERR19 | Motor tuning failure | Check the motor parameter setting and motor tuning |
ERR21 | Data overflow | Replace the drive motherboard |
ERR23 | Short to ground fault | Check whether the motor and driver are shorted to ground |
ERR42 | CAN communication interruption failure | Check the communication line or module |
ERR43 | Motor parameter identification encoder fault | Check the encoder model, wiring and the installation, change the PG card |
ERR44 | Excessive speed deviation fault | Check the encoder installation, wiring, and the motor power line, and replace the PG card |
ERR45 | Motor temperature Overheating fault | Check the motor temperature, the motor fan and temperature sensing line |
ERR46 | Oil pressure sensor failure | Check the pressure sensor and wiring |
ERR49 | Resolver PG disconnection fault | Check the connection between the encoder and the PG card, and the three sets of coils of the encoder resistance about 40 euros, whether the PG card is normal (the red light means abnormal) |
ERR58 | Parameter recovery error failure | Check the parameter setting again |
Case: Motor Over Heat and Solution
