Product data
6
The Modicon Quantum Ethernet 
I/O (QEIO) automation platform is 
designed to meet the requirements 
of both the industrial automation and 
process industries. 
An integral part of the PlantStruxure
™
architecture, Modicon Quantum 
Ethernet I/O supports remote I/O 
architectures that meet your physical 
requirements today, as well as being 
both scalable and flexible – to adapt 
to future modifications of 
your installation.
The improved Modicon
™
Quantum
™
 controller
DIO 
Ring
RIO 
Ring
DIO Cloud
RIO 
Ring
PlantStruxure
™
 is a collaborative architecture that allows industrial and 
infrastructure companies to meet their automation needs and, at the same 
time, deliver on growing energy management requirements. In a single 
environment, measured energy and process data can be analyzed and 
used to optimize your plant's performance. PlantStruxure is not only easy 
to engineer and simple to maintain, it delivers a detailed snapshot of what 
is happening in your process. It integrates easily with third party devices 
and provides added value in the form of historian and manufacturing 
execution system functionalities. In short, PlantStruxure helps you drive 
increased return on assets while meeting your application needs.
DIO 
Ring
RIO 
Ring
DIO Cloud
RIO 
Ring
DIO Cloud
DIO 
Ring
RIO 
Ring
RIO 
Ring
Unity
™
 Pro, a unique 
conguration software for your 
Modicon PAC architecture
Ethernet, 
the backbone of 
PlantStruxure: 
the choice for 
a standard, 
industrial network
Compatible 
with High 
End Modicon 
Quantum 
controller 
Remote I/Os ring + 
distributed I/Os on 
the same cable
Separated distributed 
I/Os and remote I/Os
DIO 
Ring
RIO 
Ring
DIO Cloud
RIO 
Ring
DIO 
Ring
RIO 
Ring
DIO Cloud
RIO 
Ring
DIO 
Ring
RIO 
Ring
DIO Cloud
RIO 
Ring
DIO 
Ring
RIO 
Ring
DIO Cloud
RIO 
Ring
Unity
™
 Pro
Distributed I/OsRemote I/Os
Controllers
Ethernet










