Rockwell Automation 1779-KP3R DATA HIGHWAY II - Manual (Page 8)

Overview
Chapter 1
1-2
Figure 1.1
Front Panel of the KP3
The following sections provide a brief overview of the Data Highway II
environment and related concepts you should be familiar with before
using the 1779–KP3 module.
Allen–Bradley Data Highway II is local area network designed for the
plant environment that allows your intelligent devices to communicate
with each other (figure 1.2).
Figure 1.2
Sample Data Highway II Network
computer
Data Highway II
1779-KFL Interface
1779-KP3
Interface
PLC-3
1779-KFM Interface
VAX

Computer
10992-I
A Brief Look at Data Highway II