Radiant RS 20 E - Wiring Diagram

Installation Manual
SYSTEM BOILER – Cod. 99951NA – November 2002
16
9
S4565QM 1012
R8
IC
L
F
M4
17
RP-C
31
M7
no
RT-C
M7
36
PF
TR
M7
34
c
nc
25
M5
30 M7 M5 27
1112 10
N
M6 29
C
M4
16
28 M6
R10
R6
M7
RV-C
35 M7
33 EV
C3
RV
D6
M7 32
26
LB
M5
TL
8 7 6 5 4 312
24 M5
ROOM SEALED
WIRING DIAGRAM
RT
LOW
VOLTAGE
CIRCUIT
MAX HEAT.
MIN. GAS
T. HEAT.
T. SAN.
THERMOSTATS MODULATION
BLOCK
SPIA 1 BAR
SPI A 1.5 BAR
PRESS. ACQUA
T. AMB.
PWM
MF
T. OFF
GPL-MET
TERM. FUMI
SPIA
ALLAR. H2O
SPIA
AND
PRIORITY BLOCK
E/I
RP
SENSOR
HEATING
HOT WATER
SENSOR
WATER PRESSURE SWITCH
HIGT VOLTAGE CIRCUIT (220V AC)