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Siemens RDF301.50 Series Basic Documentation

Siemens RDF301.50 Series
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Siemens
RDF301, RDF301.50..., RDF600KN
Building Technologies
The
state
(
diagnostic value
thermostat
With a 2 pipe application
application mode (see
changeover signal (via local sensor or bus), or fixed according to the selected
control sequence (P01 = heating (0) / cooling (1)).
Application
mod
e (via bus)
Auto (0)
Heat (1), (2), (8)
Cool (3), (5)
Night purge (4),
Fan
only (9)
With a 4
control sequence
cooling demand.
Application
Mode (via bus)
Auto (0)
Heat (1), (2), (8)
Cool (3),
Night purge (4),
Fan only (9)
The value of the output as a function of the room temperature is shown in the
following diagram in case of a heating and cooling system:
0
100%
0 = Cool
1 = Heat
ACS
Heating OR cooling
Heating AND cooling
RDF301, RDF301.50..., RDF600KN
, RDF600KN/S Basic D
ocumentation
state
(heating or cooling) of the thermostat
can be monitored
diagnostic value
"Control sequence").
The last active mode is dis
thermostat
is in the
dead zone or temperature control is disabled.
With a 2 pipe application
, the control sequence state
is determined by the
application mode (see
section 3.6.3) and by the state
of the heating / cooling
changeover signal (via local sensor or bus), or fixed according to the selected
control sequence (P01 = heating (0) / cooling (1)).
Application
e (via bus)
State changeover / conti-
nuous heating or cooling
C
ontrol sequence
Auto (0)
Heating
Heating
Cooling
Cooling
Heat (1), (2), (8)
Heating
Heating
Cooling
Heating
Cool (3), (5)
Heating
Cooling
Cooling
Cooling
Night purge (4),
only (9)
Heating
Heating
Cooling
Cooling
With a 4
-pipe, 2-pipe with electric heater, and 2-
pipe with radiator application
control sequence
state
depends on the application mode and on the heating /
cooling demand.
Application
Mode (via bus)
Heating / cooling demand
Control sequence
Auto (0)
Heating
Heating
No demand
Heating
on
Cooling
Cooling
Heat (1), (2), (8)
Heating
Heating
No demand
Heating
Cooling
Heating
Cool (3),
(5)
Heating
Cooling
No demand
Cooling
Cooling
Cooling
Night purge (4),
Fan only (9)
No temperature control active
Heating
on
The value of the output as a function of the room temperature is shown in the
following diagram in case of a heating and cooling system:
TR
Wheat Wcool
100%
0 = Cool
1 = Heat
3171D01
Wheat =
c
Wcool =
c
37 / 94
ocumentation
CE1P3171en
2017-12-07
can be monitored
with the ACS tool
The last active mode is dis
played when the
dead zone or temperature control is disabled.
is determined by the
of the heating / cooling
changeover signal (via local sensor or bus), or fixed according to the selected
ontrol sequence
state
Heating
Cooling
Heating
Heating
Cooling
Cooling
Heating
Cooling
pipe with radiator application
, the
depends on the application mode and on the heating /
Control sequence
state
Heating
Heating
/ cooling depending
on
last active sequence
Cooling
Heating
Heating
Heating
Cooling
Cooling
Cooling
Heating
/ cooling depending
on
last active sequence
The value of the output as a function of the room temperature is shown in the
following diagram in case of a heating and cooling system:
c
urrent heating setpoint
c
urrent cooling setpoint

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Siemens RDF301.50 Series Specifications

General IconGeneral
BrandSiemens
ModelRDF301.50 Series
CategoryThermostat
LanguageEnglish

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