Siemens RDF301 Basic Documentation page 17

„
Presence detector via
bus (on RDF600KN
1)
„
Operating mode button Operating mode button
„
Operating mode via bus The operating mode can be changed via bus Operating mode via bus
„
Temporary extended Temporary extended
Comfort mode via Comfort mode via
operating mode button operating mode button
„
Time schedule via bus Time schedule via bus
Auto Timer mode
with time schedule via
bus
Behavior when bus
sends new operating
mode
Pre-Comfort via bus
Behavior when bus
sends Protection
Availability of Economy
mode
P02 Without time
schedule
1 ⇓
2 ⇓ ⇓
Siemens
Building Technologies
detector via "Presence detector" sent via bus has the same effect as the "Presence detector" sent via bus has the same effect as the
RDF600KN...) local presence detector.
The user can switch the operating mode using the operating The user can switch the operating mode using the operating
mode button.
The operating mode can be changed via bus.
The operating mode can be temporarily set from Economy to
Comfort by pressing the operating mode button, if... Comfort by pressing the operating mode button, if...
– Economy was sent via bus
– extended Comfort period >0 (parameter P68) extended Comfort period >0 (parameter P68)
The last intervention wins, either locally or via bus. The last intervention wins, either locally or via bus
The operating mode sent via bus can be overridden by all other The operating mode sent via bus can be overridden by all other
interventions. Exception: Protection mode has priority 2
Note: If the time schedule switches from Comfort to Economy, Note: If the time schedule switches from Comfort to Economy,
but the presence detector is still active (room occupied), the but the presence detector is still active (room occupied), the
thermostat continues to work in Comfort mode for the period of
occupancy.
1) RDF600KN SW version < V1.8 works like RDF301... with the operating
mode switchover contact as window contact or presence detector
If a time schedule If a time schedule via bus is present, e.g. from central control unit
Timer mode mode is active. The thermostat automatically changes
Comfort and Auto Economy according to the time schedule via bus. Comfort
The display shows the Auto Timer mode symbol The display shows the Auto Timer mode symbol
effective room effective room operating mode (Auto Comfort
By pressing the operating mode button, you can change to another operating By pressing the operating mode button, you can change to another operating By pressing the operating mode button, you can change to another operating
mode.
Automatic fan is the default fan speed in Auto Timer mode. Automatic
Each time the time schedule sends a new operating mode (switching event), the Each time the time schedule sends a new operating mode (switching event), the Each time the time schedule sends a new operating mode (switching event), the
operating mode of the thermostat is set back to Auto Timer mode. This operating mode of the thermostat is set back to Auto
that the room temperature is maintained according to the time schedule. that the room temperature is maintained according to the time schedule. that the room temperature is maintained according to the time schedule.
If the time schedule sends Pre-Comfort mode, then this mode will be transformed If the time
either into Economy (factory setting) or Comfort (selectable either into
No intervention is possible neither by the user nor by an operating mode switch- No intervention is possible neither by the user nor by an operating mode switch No intervention is possible neither by the user nor by an operating mode switch
over contact, if Protection mode is set by the time sched over contact, f Protection mode is set by the time schedule. OFF flashes on the
display w display when the user presses a button.
The operating mode can be selected The operating mode can be selected locally via the operating mode button.
The behavior of the operating mode button (user profile) The behavior of the operating mode
parameter P parameter P02, factory setting is P02 = 1.
With time With time sche- Description
dule via dule via bus
∂ Switching manually between 2
⇓
∂ Suited for hotel guest rooms or commercial buildings.
∂ If a time schedule via bus is available, then the Comfort
⇓ ⇓ ⇓ ∂ Switching manually between 3
∂ Suited for homes and rooms where manual switching to
RDF301, RDF301.50..., RDF600KN RDF301, RDF301.50..., RDF600KN, RDF600KN/S
temporarily set from Economy to
Exception: Protection mode has priority 2.
continues to work in Comfort mode for the period of
works like RDF301... with the operating
automatically changes between Auto
time schedule via bus.
an speed in Auto Timer mode.
, then this mode will be transformed
locally via the operating mode button.
(user profile) can be defined via
available (factory setting).
mode can be temporarily extended (see below). mode can be temporarily extended (see
Suited for homes and rooms where manual switching to
Basic Documentation
presence detector.
control unit, then the Auto
along with the symbol for the along with the symbol for the
or Auto Auto Economy ).
imer mode. This is to assure
selectable via parameter P88).
modes, Economy is not
or commercial buildings.
is available, then the Comfort
modes.
ocumentation
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CE1P3171en
2017-12-07