Ori drive maintenance method:
1. Maintenance of the drive board
The structure of the drive board is basically the same as that of the inverter, which is composed of switching power supply, protection circuit, PWM wave isolation drive and three-phase inverter bridge. The maintenance principle and method can be referred to the frequency converter. Start from the fault, check the inverter fault, starting circuit fault, driving intentional fault, switching power supply fault.
2. Maintenance of control board
This board is more complex, generally composed of DSP and CPLD two main control chips. Includes current sampling, A/D, encoder signal processing.
DSP power supply system, I/O system, relatively speaking, the failure rate of the board is low, mainly to understand the meaning of the main parameters, which is very helpful for maintenance. Maintenance should make good use of the parameter tool.
3, display board maintenance
This is mostly composed of resistors and digital tubes, and rarely broken.
4, motor maintenance
For the incremental type is easier, hand turn the motor rotor, use the oscilloscope to measure the code disk output signal can be. You can read the numbers with a logic analyzer. Positive and negative turn, the number can add or subtract!
Ryan servo drive alarm code maintenance method:
AL-01 overflows
AL-02 overpressure
AL-03 is under pressure
The AL-04 hardware is faulty
AL-05 motor parameter identification error
AL-06 is overloaded
AL-07 is speeding
The AL-08 drive is overloaded
The tracking error of AL-09 position loop is too large
The AL-10 encoder is faulty
Emergency stop of AL-11
The AL-12 drive overheats
AL-13 main circuit power supply is out of phase
AL-14 energy braking error
The AL-17 encoder is disconnected
AL-18 moment of inertia identification error
AL-19 encoder battery warning
AL-23 torque mismatch protection
AL-24 encoder battery alarm
AL-27 over-range protection
AL-29 leakage protection
AL-30 rotating block protection
AL-31 full closed loop mixing error
AL-32 gantry synchronization error
AL-33 electronic CAM error
AL-34 PLC command error Error
AL-35 failed to find the origin. Procedure
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