Siemens RDF301

17 / 20
Siemens RDF301, RDF301.50..., RDF600KN, RDF600KN/VB, RDF600KN/S CE1N3171en
Smart Infrastructure Semi flush-mount communicating room thermostats 2020-02-21
Connection diagrams
Application
N1 Room thermostat
RDF301..., RDF600KN…
M1 1-speed or 3-speed fan
Y1 Valve actuator, 2-postion or 3-position
Y1, Y2 Valve actuator, 2-position
E1 Electric heater
C1, C2 1-stage compressor
S1, S2 Switch (keycard, window contact,
presence detector, etc.)
B1, B2 Temperature sensor (return air
temperature, external room
temperature, changeover sensor, etc.)
CE+ KNX data +
CE- KNX data –
2-pipe, 2-position
2-pipe, 3-position
- Y11 = Open
- Y21 = Close
2-pipe and electric
heater
4-pipe
- Y1 = Heating
- Y2 = Cooling
1-stage compressor
- C1 = Heating
and / or
- C2 = Cooling)
1-stage compressor
and electric heater
L
N
10 A
L
N
Y11
Y21
AC 230 V
X1
M
X2
N1
M1
Y1
5(2)A
max .
5(2)A
max.
B2
S2
B1
S1
3
1
7
1
A
1
2
Q1 Q2 Q3
I II III
CE+ CE-
KNX
Y1
5(2)A
max.
E1
5(2)A
max.
5(2)A
max.
Y1
C1
5(2)A
max.
Y1
5(2)A
max.
Y2
5(2)A
max .
C1
5(2)A
max.
E1
5(2)A
max.
C2
5(2)A
max.