66
Fig. 9-20
9.20 SYSTEM MANAGER - THREE-WAY INTEGRATION CONNECTION IN SYSTEMS WITH
PUFFER.
Key:
A15-4: - zone expansion kit with address 4
K4: - Relay type EMR 12V DC
M51: - Heating integration three-way valve
The valve switches when the boiler activates
for central heating integration.
M53: - DHW integration three-way valve
The valve switches when the boiler activates
for DHW integration, heating the upper
part of the puffer.
Note: - Only with puffer enabled.
- Command (J7)
Open -> switch to PdC
Closed -> switch to boiler
- Command (K4)
Open -> switch to PdC
Closed -> switch to boiler
- We recommend applying 2 integration
valves
6-24
V=
A2-
A1+
14
11
12
T+
T-
VG
VG
0
Y1
J5
NC
1
C1
B1
J3
J4
Serial
Address
J9
B3
+Vd
c
GN
D
2
J
1
J
+5V
Re
f
B4
NO
1
B2
GN
D
+5V
Re
f
+Vd
c
J10
J8
NC
4
C4
NO
4
J7
NC
3
C3
NO
3
J6
NC
2
C2
NO
2
1 2 4 8
ON
1
2
3
4
ID
1
ID
2
ID
3
ID
4
IDC
1
G
G0
24Vac
GN
D
Address
B (pompa di calore)
A (caldaia)
AB (puffer)
1 2 3 4
Indirizzo 4
ON
Serial
Espansione
Indirizzi
1 2 4 8
50 Hz
230 Vac
ALIMENTAZIONE
N
L
M51
M53
K4
A15-4
N L
N
AB (puffer)
A (caldaia)
B (pompa di calore)
L
M53
M51
L
Power Supply
Boiler
Boiler
Heating Pump
Heating Pump
Addresses
Expanding
Address