Arduino crane machine

Question

im thinking about using the arduino mega w/ ramps sheild to power a crane assembly from an old machine i would like help with this since this is my first arduino project

billabott · Answer

Great! How big is your crane? I am reading Dustyn Robert's "Making Things Move DIY Mechanisms for Inventors, Hobbyists, and Artists " . I highly recommend it.

billabott · Answer

These are stepper motors, yes? What are the motors rated? voltage and amps max under load.

The Kysan 1124090 Nema 17 motors recommended by Ultimachine for that control board have the following specifications:

Model number: 1124090
Holding Torque: 5.5Kg.cm
Rated Voltage: 4.2V
NO.of Phase: 2
Step Angle: 1.8° ± 5%
Resistance Per Phase: 2.8Ω± 10%
Inductance Per Phase: 4.8mH± 20%
Current Per Phase: 1.5A
Shaft: 5mm diameter w/ one flat
Insulation Class: Class B
Dielectric Strength: 100Mohm
Operation Temp Range: -20 ~ +40° C
Lead Wire: 22AWG / 750mm