11
ICAN
July
2016
ICAN
3-Phase Stepper Motor Drive
3MR8
■
Troubleshooting
Situation
Possible cause
Suggestion
Motor
disabled
Motor is in EN status
Input a falling signal into the EN input.
Wrong wiring
Check the wiring and make sure connection is right
Output current is low
Set the switch to set suitable current
Microstep resolution is low
Set the resolution higher
No pulse signal input
Make sure pulse signal input
Input pulse signal is weak
Make sure the input signal voltage DC5-24V, 7-16Ma
CW and CWW signal are input simultaneously
Make sure the pulse input mode
No power supply
Make sure power supply works
Motor
motion is not
smooth
Motor speed is in resonance zone
Set the microstep resolution higher
External interference exists
Make sure the interference source and interference
position
The amount
of movement
of the motor
v a r i e s w i t h
the set value
Microstep resolution is not right
Set the right resolution
Output current is low
Set the switch to set suitable current
Motor out of
step
Acceleration / deceleration time is too short
Set the Acceleration / deceleration time longer
Rated torque is low
Select suitable motor
Start frequency is too high
set the frequency lower when start
Current value is low
Set the current higher
Voltage value is low
Set the voltage higher
External interference exists
Make sure the interference source and interference
position
