22/23
Siemens RDG1... Wall-mounted room thermostats with LCD CE1N3181en
Building Technologies 2017-11-20
RDG160TU DC 0...10 V fan
1-speed/3-speed fan
Application
V1
V2
∂ 2-pipe
YHC
∂ 2-pipe and
radiator
∂ 4-pipe
∂ 2-stage
YHC
YH
YHC1
YR
YC
YHC2
∂ 2-pipe and
electric
heater
YHC YE
∂ Compressor
1-stage
∂ Compressor
2-stage
YHC1
YHC1 YHC2
N1 Room thermostat RDG160TU
S1...S3 Switch (keycard, window contact, presence detector,
etc.)
B1, B2 Temperature sensor (return air temperature, external
room temperature, changeover sensor, etc.)
YR Radiator valve actuator
YE Electric heater max. 5 A
M1 1-speed or 3-speed fan, DC 0...10 V fan
V1, V2 Valve actuators: On/Off, DC 0...10 V,
heating, cooling, radiator, 1
st
or 2
nd
stage
YH Heating valve actuator
YC Cooling valve actuator
YHC Heating/cooling valve actuator
YHC1/YHC2 1
st
/2
nd
stage
For US installations, use Class 2 rated power supplies.
For other installations, use circuit breakers with rated current of no more than 10 A.
ma x . ± 1 mA
G
CG
M1
Y50
max 5(4)A
G0
G0
X1MX2
V1
B2
S2
B1
S1
Q1 Q2 Q3
D1 GND
S3
Y10 Y 20
ma x . ± 1 mA
M1
max 5(4)A
Q1 Q2 Q3
I II III
Y50 Y 10 Y 20
G
AC 2 4 V
CG
G0
G0
X1 M X2
B2
S2
B1
S1
3181A14_3
D1 GND
S3
AC 24 V
N1 N1
AC 24 V
G G0
V1
G G0
AC 24 V
V1
G G0
V2
G G0
V1
G G0
V2
V1
G G0
N
L
G G0 N
L
V1
G G0
V2
G G0
V1
N
L
V2
V2V1
V2 V1
G G0
V2V1
N
L
V1
G G0
V2
G G0
V1
V2
V1
Q1 Q2 Y10 Y20 Y10 Y20
Q1 Q2
Y10 Y20 Y10 Y20
Q1 Q2 Y10 Y20
Ma x. 1 0 A
!
Ma x. 1 0 A
!