5
installation
Electrical diagram
For increased safety, ask a qualified technician to perform a
thorough check of the electrical system.
The manufacturer is not responsible for any damage caused by
the lack of a suitable earthing system or by the malfunctioning of
the electricity mains supply.
8
1
Collegamen
to
schedino BUS
Connessione sonda solar
e
bus-transla
tor
(optional)
Predisposizione
schede opzionali
5
1
ON
Display
Display
1
8
Flussimetro
sanitario
Elettrodo
Rilevazione
Ventilatore
Accenditore
Valvola gas
Valvola dev
.
motorizzata
L
N
FAN
VAL
VOLA
GAS
ACCENDIT
ORE
EAR
TH
FLAME
FLOW
PUMP
ZONE1
FILLING
PUMP
SPEED
1
1
FUSE 2AT
1
2
3
4
1
2
3
4
5
6
Circolatore
6
1
1
2
3
4
Termostato Ambiente 1
Sonda Esterna
Termostato impianti a bassa temp.
Sonda NTC mandata risc.
CN04
CN04
CN07
CN22
CN22
Pressostato di minima
Sonda NTC ritorno risc.
Term. protezione scambiatore
Sonda NTC sanitario
P
13
1
2
11
1
0
9
8
7
6
5
4
3
2
1
12
11
1
0
9
8
7
6
5
4
3
2
1
11
1
0
9
8
7
6
5
4
3
2
1
11
1
0
9
8
7
6
5
4
3
2
1
2
1
8
7
6
5
4
3
2
1
Termostato sovratemperatura
ig
nit
or
det
ec
tion
elec
tr
ode
gas
v
alv
e
displa
y
room
ther
mosta
t 1
ex
ter
nal
sensor
cir
cula
tion
pump
div
er
ter
valv
e
C.H. flo
w
temp
. pr
obe
ther
mal fuse
modula
ting
fan
ov
er
hea
t ther
-
mosta
t
D
.H.W t
emp
. pr
obe
ther
mosta
t
C.H. r
etur
n
temp
. pr
obe
D
.H.W flo
w
swit
ch
W
at
er pr
essur
e
sensor
Lo
w t
empe
-
ra
tur
e floor
hea
ting
ther
mosta
t
bus tr
anslator
(optional)
Optional board pla
te
Summary of Contents for 47-116-51
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