Quickstart Guide
ABB PLC and drives integration using Modbus RTU
Modbus
RTU
‐
25
‐
PLC
and
drives
integration
CODESYS
Double
‐
click
“AC500”
from
the
Device
tree
in
the
Control
Builder
Plus
project
to
open
CODESYS.
CODESYS
tabs
In
CODESYS
there
are
four
different
tabs
for
programming,
configuration,
etc.
1.
POUs
(Program
Organization
Units):
This
tab
contains
your
Functions,
Function
blocks
and
Programs.
2.
Data
types:
In
this
tab,
along
with
the
standard
data
types
you
can
define
your
own
user
‐
specific
data
types.
3.
Visualizations:
In
this
tab
you
can
create
your
own
or
use
predefined
visualizations
to
display
your
project
variables
graphically.
In
Online
mode,
these
can
then
change
their
form,
color,
text,
position,
output,
etc.
in
response
to
specified
variable
values.
4.
Resources:
In
this
tab
you
can
configure
and
organize
your
project.
It
includes
Global
variables,
Library
manager,
etc.
