Festo Шаговые моторы MTRE-ST - Manual (Page 44)

MTRE−ST42−48S−..
Festo MTRE−ST42−48S−.. 0503b English
44
9 Diagnosis and error treatment
Fault Cause Possibilities
Motor does not
move Motor cable defective Check motor cable
move
Brake not activated Open brake by applying 24ĂV DC
Supply voltage is below 21 V DC
or above 51 V DC Measure supply voltage
Motor loses
steps Motor cannot give torque
required Check characteristic curve of
motor, check which torque can
be given
Frequency too high Reduce frequency (controller)
10 Technical specifications
Motor MTRE−ST42−48S−A A MTRE−ST42−48S−AB
Rated voltage 24 ... 48 V DC +5/−10 %
Current setting 0.3 ... 1.2 A (Steps of 0.2 A)
Holding torque M 0.34 Nm
Step angle ö 1.8° ±5 %
Moment of inertia of drive J 0.068 kg cm 2 0.07 kg cm 2
Holding torque of brake M ć 0.4 Nm
Output of brake P ć 6 W
Voltage of brake V ć 24 V
Radial shaft load N 18 N 18 N
Axial schaft load N 7 N 7 N
Weight of product m 0.45 kg 0.55 kg