Overview of the flex i/o profibus apbdpv1 module, Overview, The flex i/o system – Rockwell Automation 1794-APBDPV1 FLEX I/O PROFIBUS Adapter User Manual User Manual
Page 13: Chapter 1, Overview the flex i/o system, Chapter

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Publication 1794-UM064B-EN-P - May 2014
Chapter
1
Overview of the FLEX I/O PROFIBUS
APBDPV1 Module
Overview
Read this chapter to familiarize yourself with the adapter module.
The FLEX I/O System
The FLEX I/O system is a small, modular I/O system for distributed
applications that performs all of the functions of rack-based I/O. The FLEX I/O
system contains the following components:
• PROFIBUS adapter/power supply – powers the internal logic for as many
as eight I/O modules
• terminal base – contains a terminal strip to terminate wiring for two- or
three-wire devices
• I/O module – contains the bus interface and circuitry needed to perform
specific functions related to your application
For Information About
See Page
Purpose of the FLEX I/O PROFIBUS APBDPV1 Adapter
Differences Between APB and APBDPV1 Adapters
PROFIBUS APBDPV1 Adapter Components
Mounting Dimensions and Spacing Requirements
Adapter
I/O module
Terminal base
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