Data Sheet for Product
Table Of Contents
- Use
- Functions
- Applications
- Applications for fan coil systems
- Applications for Universal systems
- Applications for heat pump systems
- Type summary
- Ordering
- Equipment combinations
- Accessories
- Mechanical design
- Engineering notes
- Mounting and installation
- Commissioning notes
- Disposal
- Technical data
- Connection terminals
- Connection diagrams
- Dimensions (mm)
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Siemens RDF800KN… CB1N3174en
Smart Infrastructure Touch Screen Flush-mount Room Thermostats with KNX Communications 2021-04-22
Type summary
Product no.
Stock no.
Operating
voltage
Control outputs
Suitable conduit
box
Color
3-pos
ON/OFF
RDF800KN
S55770-T350
AC 230 V
1
1)
2
1)
Round conduit box
White
RDF800KN/NF
2)
S55770-T335
AC 230 V
1
1)
2
1)
Square conduit box
2)
White
RDF800KN/VB
S55770-T429
AC 230 V
1
1)
2
1)
Round conduit box
Black
1)
Selectable: ON/OFF or 3-position
2)
Mounting frames are not included and must be ordered separately. See
“Accessories”
Ordering
• When ordering, indicate the product number, SSN and name.
For example: RDF800KN/NF (S55770-T335) room thermostat
RDF800KN (S55770-T350) room thermostat
• A mounting frame must be ordered for RDF800KN/NF installation
(See “Accessories”).
• Order valve actuators separately.
Equipment combinations
Type of unit
Product no.
Data sheet
Cable temperature sensor or
changeover sensor, cable length
2.5 m
NTC (3 k at 25 °C)
QAH11.1
1840
Room temperature sensor
NTC (3 k at 25 °C)
QAA32
1747
Cable temperature sensor,
cable length 4 m
NTC (3 k at 25 °C)
QAP1030/UFH
1854
Condensation monitor
QXA2100/
QXA2101
A6V10741072
Electromotoric ON/OFF actuator
SFA21...
4863
Electromotoric ON/OFF valve and
actuator (only available in AP,
UAE, SA and IN)
MVI…/MXI…
A6V11251892
Zone valve actuators (only
available in AP, UAE, SA and IN)
SUA…
4832
Thermal actuator (for radiator valve)
STA23...
4884
Thermal actuator
(for small valves 2.5 mm)
STP23...
4884
ON/OFF actuators