EM522-CAN Field bus Stepper Drive User Manual V1.0
28
Under No.28 homing mode, the sliding block will slow down to 0, then turn left to stop immediately when meeting
home switch again.
b. Under No.29/30 homing mode, the sliding block will move left until leaving the home switch
Under No. 30 homing mode, the sliding block will stop immediately
Under No. 29 homing mode, the sliding block will slow down to 0 , then turn right to stop immediately when meeting
home switch again.
Initial position 3 (between home switch and negative limit)
Sliding block move from the left of the home switch to the right, after meeting the negative limit, it will slow down to 0 and
turn right until meeting home switch,
a. Under No. 29 homing mode, the sliding block will stop immediately
b. Under No. 30 homing mode, the sliding block will slow down to 0 and turn left, it will stop immediately when meeting
home switch again.
c. Under No.27/28 homing mode, the sliding block will move right until leaving the home switch,
Under No. 27 homing mode, the block will stop immediately
Under No. 28 homing mode, the block will slow down to 0, then turn left to stop immediately when meeting home
switch again.
The rest of the various tracks of homing mode, please refer to definition of CANopen DSP 402 standard protocol. The
mode of comprehending is similar with above figures.
6. Trouble Shooting
Description
Likely cause
Recommended Actions
Motor is not rotating
Wrong wiring
Check power, motor and communication cables wiring
Parameter configuration is
wrong
Check the parameters configuration in object dictionary is
wrong or not
Drive is protected
Reset power
Motor rotates in the
wrong direction
Wrong wiring
Exchange the two cables of any phase (Such as A+/A-)
Parameter configuration is
wrong
Check the parameters configuration in object dictionary is
wrong or not
The drive in fault
Wrong wiring
Check the wiring of motor cable is short-circuit or not, and the
polarity of power supply is inverse or not
Over voltage
Check whether the power supply voltage is reached over
voltage point
Motor or drive damaged
Replace the motor or drive
Wrong position
Motor resolution setting is
wrong
Set a correct motor resolution
Output current of drive is too
small
Increase the output current
Stall during motor
Acceleration time is too short
Increase the acceleration time
