Technical
Manual
Room
Temperature
Controller
SCN
‐
RT1
MDT technologies GmbH •
51766 Engelskirchen • Papiermühle 1
Tel.: +49-2263-880 • Fax: +49-2263-4588 • [email protected] • www.mdt.de
37
4.5.3
PI
control
switching
(PWM)
The
following
settings
are
available
at
the
ETS
‐
Software
(here
for
controller
type
heating):
Illustration
24:
PI
control
switching
(PWM)
The
PI
control
switching
is
a
development
of
the
PI
control
continuous.
All
settings
of
the
continuous
control
are
also
available
at
the
PI
control
switching.
Additional
a
PWM
cycletime
can
be
adjusted
(4.5.3.1).
The
following
chart
shows
the
dynamic
range
for
this
parameter:
ETS
‐
text
Dynamic
range
[default
value]
comment
Direction
of
controller
normal
inverted
indicates
the
controlling
behavior
at
rising
temperature
(4.5.5)
Max
value
of
control
value
100%;
90%;
80%;
75%;
70%;
60%;
50%;
40%;
30%;
25%;
20%;
10%;
0%
[100%]
indicates
the
output
power
at
maximum
amount
Heating
system
Warm
water
heating
(5K/150
min)
Underfloor
heating
(5K/240
min)
Split
Unit
(4K/90min)
Adjustment
via
control
parameter
Adjustment
of
the
used
heating
system
Individual
parameterization
available
by
“Adjustment
via
control
parameter”