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Siemens Building Technologies
Room temperature controllers
CE1N3031en
HVAC Products
24.09.2003
Connection diagram
L
N
Y1
30
31
A
01
N1
Q14
Q11
Q12
N
L
L
N
Ln
Lx
Nx
Y1
30
31
A
02
N1
Q14
Q11
3V
Q12
RDD10 RDD10.1
N1
Room temperature controller
Y1
Regulating
unit
L, Ln
Live, AC 230 V
N
Neutral, AC 230 V
Lx
Live, AC 24 ... 250 V
Q11, Q12
N.C. contact (for N.O. valves)
Q11, Q14
N.O. contact (for N.C. valves)
Nx
Neutral, AC 24 ... 250 V
Application examples
T
T
F1
F2
N1
M1
Y2
22
22
S0
1
T
T
F1
F2
N1
M1
Y2
22
22S
02
T
T
Room temperature controller with direct
control of a gas-fired wall-hung boiler
Room temperature controller with direct
control of a gas-fired floor-standing boiler
T
N1
Y1
2222
S
03
M1
Room temperature controller with direct
control of a heating circuit pump (pre-control
by manual mixing valve)
F1
Thermal reset limit thermostat
F2
Safety limit thermostat
M1 Circulating
pump
N1
RDD10... room temperatures controller
Y1
3-point valve with manual adjustment
Y2 Magnetic
valve