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Solutions to Common Problems of Stepper Motor

time:2019-06-12 Browse:

Phenomenon

Possible situation

Solution

The motor does not turn

Power light is not lit
 

Check the power supply circuit, normal power supply
 

Signal current is too low
 

The pulse signal is weak and the signal current is increased to 7-16mA.
 

Micro-stepping setting error
 

Selective Micro-stepping level
 

The current is set too small
 

Selective current
 

Drive is protected
 

Power supply on again
 

Enable signal is low
 

Pull the enable signal high or not
 

Does not respond to control signals
 
Not powered
 

Motor steering error

Motor line is wrong
 

Exchange A+A- (or B+B-)
 

The motor line has an open circuit
 

Check and pick up
 

Alarm indicator is on

Motor line is wrong
 

Check wiring
 

Voltage is too high or too low
 

Check the power supply
 

Motor or driver damage
 

Replace the driver
 

Inaccurate location

Signal interference
 

Eliminate interference, shield or separate the lines
 
Shield or ground wire is handled well
 
Reliable grounding
 
Motor line has short circuit

Check and pick up

Micro-stepping error
 
Selective Micro-stepping level
 

The current is too small
 

Increase current
 
Accelerated blockage of motor Acceleration time is too short

 
Increase time of acceleration

 
Motor torque is too small
 

Select a large torque motor
 

Low voltage or too small current

Appropriately increase the voltage or current

 
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