ServoWire Overview
What is IEEE-1394?
How ServoWire Works
ServoWire is fast
ServoWire is consistent
ServoWire is flexible
ServoWire is Plug N Play
ServoWire is easy to install
ServoWire is low cost

Extensive ServoWire 
presentation on CD-ROM

ServoWire is ... digital

All motion control and servodrive parameters are software-driven --- eliminating physical settings.


No more digital-to-analog conversions at the controller … and no more analog-to-digital conversions at the servodrive. When most controllers are powered by DSPs, and all the modern servodrives are also DSP-based, it’s obvious that digital communications between them makes sense. But until now, high cost and lack-of-speed have kept most servo installations mired in analog transmission of servodrive commands, and using phase-quadrature position feedback.

Traditional analog drive interface

Digital communications allow all drive parameters in a ServoWire® system to be defined in software … not by potentiometers. At startup, setup parameters are delivered automatically by the motion controller --- which reads them from the removable system PC Card. Installing a replacement servodrive in the field has never been this simple.

New ServoWire Interface

The digital nature of the ServoWire® network also provides greater software control and flexibility than ever before. Information is a major part of this flexibility and covers a wide range of areas, from speed and torque of the motor to detailed diagnostic information. While detailed diagnostic information is often known by servodrives, it is rarely available to be transmitted to the operator, or recorded in an event recorder by the system software. Finally, a digital network for servodrives that provides torque mode performance along with the advantages of digital operation.

ServoWire is digital ...

  • ServoWire replaces traditional analog interface, eliminating hundreds of electrical terminations with simple, plug-together cables.
  • All drive parameters in system are defined in software ... not by potentiometers.

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