QUADRIFOGLIO B
72
EN
cod. 3541F574 - Rev. 00 - 09/2017
One direct heating circuit and one DHW circuit with circulating pump
- Schematic diagram
fig. 40
- Electrical connections
After installation, carry out the necessary electrical connections as shown on the wiring
diagram.
Then configure the controller as described in the specific section.
fig. 41
Legend
- Parameters
Each system requires a different parameterisation. Follow the access procedure given
below.
“Service Menu”
Check/change parameter
b02
of the “Transparent Parameters Menu” to
8
(for models B
70, B 125 and B 320) and to
5
(for model B 220)
Check/change parameter
b08
of the “Transparent Parameters Menu” to
1
“System Type Menu”
Change parameter
P.09
of the “System Type Menu” to
1
.
- Optional Functions
As well as the electrical connections of the previous figure (required for this system con-
figuration) there are options that do not require settings.
Legend
72
Room thermostat 1st zone (direct)
a
1st zone (direct)
130
Hot water tank circulating pump
b
Hot water tank circuit
138
External probe
M
Delivery
155
Hot water tank probe
RA
High Temperature Return
300
Legionella protection circulating pump
RB
Low Temperature Return
306
Circulating pump 1st zone (direct)
I*
ISPESL safety devices (When required - not supplied)
To manage sliding temperature it is necessary to purchase the external probe accessory code 013018X0
If a hot water tank probe (not supplied) is used, it is necessary to purchase the NTC probe accessory code
1KWMA11W (2 mt.) or code 043005X0 (5 mt.)
If a hot water tank thermostat (not supplied) is used, it is necessary to purchase the kit accessory code
013017X0 (to be connected in place of the Hot Water Tank Probe)
130
306
72
a
b
155
300
M
RA
RB
I*
138
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44
FUSE
3.15A
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18
L L N
L
N
155
300
L N
130
306
72
138
139
Remote Control: it can be installed in place of 72 to manage the request of the 1st zone (direct)
301
Fault indication (voltage-free contact output): the example shows the connection of a lamp at 230Vac
302
Remote reset input (230Vac): the example shows the connection of a double-pole switch at 230Vac, allowing
the resetting of a block type fault
357
Fault indication (230Vac): the example shows the connection of a lamp at 230Vac
19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
37 38 39 40 41 42 43 44
FUSE
3.15A
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18
L
N
301
302
139
357
L N