Section 2 Product Description; Introduction - ABB S800 Product Manual

Introduction

Figure 2
To increase the up-time, a number of component can be set up with redundancy:
•
•
•
•
•
3BSE015969-600 A

Section 2 Product Description

shows the basic construction of I/O stations without any redundancy. 
Power Supply
I/O Module
Fieldbus Communication Interface (FCI)
Fieldbus
ModuleBus
21