7
8
5 Motor Wiring
5.1 Connections of 4-lead Motor
Figure 4: 4-lead Motor Connections
5.2 Connections of 6-lead Motor
Figure5: 6-lead motor half coil (higher speed)
connections
Figure 6: 6-lead motor full coil (higher torque)
connections
5.3 Connections of 8-lead Motor
Figure 7: 8-lead motor series connections
Figure 9: 8-lead motor parallel connections
Figure10: 8-lead motor half coil
6 Frequently Asked Questions
Symptoms
Possible Problems
Motor is not rotating
No power
Microstep resolution setting is wrong
Fault condition exists
The drive is disabled
Motor rotates in the wrong direction
The Direction signal level is reverse
The drive in fault
Power supply voltage beyond drive’s input range
Something wrong with motor coil
Wrong connection
Erratic motor motion
Control signal is too weak
Control signal is interfered
Wrong motor connection
Something wrong with motor coil
Motor stalls during acceleration
Current setting is too small
Motor is undersized for the application
Acceleration is set too high
Power supply voltage too low
Excessive motor and drive heating
Inadequate heat sinking / cooling
Current is set too high
Motor vibration when power on
Speed loop Kp is too high
7 Warranty
STEPPERONLINE
®
warrants its products against defects in materials and workmanship for a period
of 12 months from shipment. During the warranty period, STEPPERONLINE will either, at its option,
repair or replace products which proved to be defective. To obtain warranty service, a returned
material authorization number (RMA) must be obtained before returning product for service.
Exclusions:
The above warranty does not extend to any product damaged by reasons of improper
or inadequate handlings by customer, improper or inadequate customer wirings, unauthorized
modification or misuse, or operation beyond the electrical specifications of the product and/or
operation beyond environmental specifications for the product.
