Rockwell Automation 1203-EN1 EtherNet/IP-to-SCANport Module User Manual

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Glossary

D

Data Rate

The data rate is the speed at which data is transferred on the EtherNet/IP
network.

You can set the module to a data rate of 10 Mbps Full-Duplex, 10 Mbps
Half-Duplex, 100 Mbps Full-Duplex, or 100 Mbps Half-Duplex. If the
network hub or switch sets or auto-negotiates the data rate, you can set
the module to automatically detect the data rate.

Datalinks

A Datalink is a type of pointer used by some Allen-Bradley 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 four bytes in both the
input and output image table of the controller. The drive determines the
size of Datalinks.

DriveExplorer Software

DriveExplorer software is a tool for monitoring and configuring
Allen-Bradley products and modules. It can be run on computers running
Microsoft Windows 95, Windows 98, Windows NT (version 4.0 or
higher), Windows CE (version 2.0 or higher), and Windows 2000
operating systems. DriveExplorer (version 4.03 or higher) can be used to
configure this module and Allen-Bradley drives. Information about
DriveExplorer software and a free lite version can be accessed at http://
www.ab.com/drives/driveexplorer.

DriveTools SP Software

A software suite designed for Microsoft Windows 95, Windows 98,
Windows NT (4.0 or higher), and Windows 2000 operating systems.
This software suite provides a family of tools that you can use to
program, monitor, control, troubleshoot, and maintain Allen-Bradley
products. DriveTools SP (version 3.01) can be used with Allen-Bradley
drives. Information about DriveTools SP can be accessed at http://
www.ab.com/drives/drivetools.

Duplex

Duplex describes the mode of communication. Full-duplex
communications let a device exchange data in both directions at the
same time. Half-duplex communications let a device exchange data only
in one direction at a time. The duplex used by the module depends on the
type of duplex that other network devices, such as switches, support.

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