50
IM483 Operating Instructions Revision R032306
51
IM483 Operating Instructions Revision R032306
Current adjust resistor is wrong value or not in place.
Fault condition exists.
Unit is disabled.
Motor moves in the wrong direction.
• P o s s i b l e P r o b l e m
Motor phases may be connected in reverse.
• S y m p t o m
Unit in fault.
• P o s s i b l e P r o b l e m
Current adjust resistor is incorrect value or not in place.
Motor phase winding shorted.
Power input or output driver electrically overstressed.
• S y m p t o m
Erratic motor motion.
• P o s s i b l e P r o b l e m
Motor or power wiring unshielded or not twisted pair.
Logic wiring next to motor/power wiring.
Ground loop in system.
Open winding of motor.
Phase bad on drive.
Invalid microstep resolution select setting.
• S y m p t o m
Motor stalls during acceleration.
• P o s s i b l e P r o b l e m
Incorrect current adjust setting or resistor value.
Motor is undersized for application.
Acceleration on controller is set too high.
Power supply voltage too low.