Rockwell Automation 20-COMM-I Interbus Adapter User Manual

Page 107

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Glossary-2

Datalinks

A Datalink is a type of pointer used by some PowerFlex drives to
transfer data to and from the controller. Datalinks allow specified
parameter value(s) to be accessed or changed without using explicit
messages. When enabled, each Datalink consumes either four bytes or
eight bytes in both the input and output image table of the controller. The
drive determines the size of Datalinks.

DPI

DPI is a second generation peripheral communication interface used by
various Allen-Bradley drives and power products. It is a functional
enhancement to SCANport.

DriveExplorer Software

DriveExplorer software is a tool for monitoring and configuring
Allen-Bradley products and adapters. It can be used on computers
running Microsoft Windows 95, Windows 98, ME, Windows NT
(version 4.0 and 2000), and Windows CE (version 2.11 and higher)
operating systems. DriveExplorer (version 2.01 or higher) can be used to
configure this adapter and PowerFlex drives. Information about
DriveExplorer software and a free lite version can be accessed at http://
www.ab.com/drives/driveexplorer.

DriveTools 2000 Software

A software suite designed for Microsoft Windows 98, Windows ME and
Windows NT (4.0 or greater) and Windows 2000 operating systems.
This software suite will provide a family of tools that you can use to
program, monitor, control, troubleshoot, and maintain Allen Bradley
products. DriveExecutive (version 1.01 or higher) can be used with
PowerFlex drives. Information about DriveTools 2000 can be accessed
at http://www.ab.com/drives/drivetools_2000.

E

Explicit Messaging

See Peripheral Communications Protocol (PCP) Messaging.

F

Fault Action

A fault action determines how the adapter and connected product act
when a communications fault (for example, a cable is disconnected)
occurs.

20COMM-UM007A-EN-P.book Page 2 Tuesday, January 22, 2002 10:52 AM

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