The VXM-1J is a jog and autoreverse single axis stepping motor controller. Speed is adjusted with a potentiometer - a computer is not used.
It is the ideal controller for:
- simple, variable speed motion
- precise movement between two teachable points

It features:

• 100% standalone operation (no computer required)
• Automatic reversing
• Variable or fixed speeds each direction
• Low cost - $467
  
  
• Automatic referencing to limit switch for absolute repeatability
• Speed up to 6000:1 steps/second
• Auto reverse teach for start point, reverse point, and speed
• Switch less reversing for longest cycle life & highest accuracy
  
  
• Trigger pulse output at reversing points
• Precise, digitally controlled speeds
• Can be reconfigured for different size motors
• Auto-detects presence of (N/C to run) limit switches
  More about the VXM-1J:
• User guide
• got a VXM question? Visit the VXM support site
  
  The VXM is used to control stepper motors on Velmex positioning equipment.