Mechanical design
The thermostats consist of 2 parts:
• Front panel with electronics, operating elements and built-in room temperature
sensor.
• Mounting base with power electronics.
The rear of the mounting base contains the screw terminals.
Slide the front panel in the mounting base and snap on.
Operation
and
settings
1 Operating mode selector
2 Change fan operation
3 Adjust setpoint and control parameters
4 Four buttons to control KNX actuators via KNX S-mode
(functions: switching, dimming, blinds control, 8-bit scene)
5 Four dedicated buttons for hotel functions (Make Up Room, Do Not Disturb)
via KNX S-mode (functions: switching)
Display
1 Operating mode
Protection
Comfort
Economy
Auto Timer according to
schedule (via KNX)
2 Displays room temperature, set-
points and control parameters.
Symbol indicates current room
temperature
3 Fan mode
Auto fan active
Fan speed
low, medium, high
4 Heating/cooling mode
Cooling
Heating
Electrical heater active
5
Condensation in room
(dewpoint sensor active)
6 Indicates fault or reminder
7 Temporary comfort mode
extension active
8 Additional user information, like
outdoor temperature
or
time of day from KNX bus.
Selectable via parameters
9
Button lock active
Weekday 1…7 from KNX bus
(1 = Monday / 7 = Sunday)
2
5
1
2
3
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Siemens RDF301, RDF301.50..., RDF600KN CE1N3171en
Building Technologies Semi flush-mount communicating room thermostats 2014-05-23