Siemens REA23.03RF User Manual page 15

Connection diagram receiver REA-R.03/1
Application examples
Building Technologies
HVAC Products
L
L
N
L2
N
N2
T F1
T
F2
Y2
M1
Instantaneous hot water heater
T T
N1 N3
N4
N2
Y3
Zone valve
N1 T
N2
Y1
M1
Circulating pump with precontrol by manual mixing valve
E1 Cooling unit
F1 Thermal reset limit thermostat
F2 Safety limit thermostat
M1 Circulating pump
N1 Room temperature controller (transmitter)
REA23.03RF
N2 Receiver REA-R.03/1
Room temperature controller REA23.03RF
Lx
L
N
Lx
Lx
L1
L1
N2
L2
M1
N2
M1
Y1
Nx
Y1
Nx
N1
T
Y4
N3 Room temperature controller (transmitter)
REA23.03RF
N4 Receiver REA-R.03/1
Y1 3-port valve with manual adjustment
Y2 Solenoid valve
Y3 Motorized 3-port valve
Y4 Motorized 2-port valve
Live conductor, AC 230 V
Neutral conductor, AC 230 V
Live, AC 24...250 V
N.O. contact,
AC 24...250 V / 6 (2.5) A
N.C. contact,
AC 24...250 V / 6 (2.5) A
Circulating pump
Receiver REA-R.03/1
Actuating device
N2 N1
F2
F1
T T
Y2
M1
Atmospheric gas burner
N2
T
N1
E1
Cooling equipment
T
15/16
CE1N2218en
17.04.2007