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Idiomas disponibles
Idiomas disponibles
CONTROLLO ZONE FZ4B
One hot water tank circuit
Schematic diagram
Electrical connections
After installation, carry out the necessary electrical connections as shown in the wiring diagram.
Then confi gure the controller as described in the specifi c section.
RY1
RY2
7 (L)
8 (N)
9 (L)
10 (N)
Key
318a Hot water tank circulating pump
155 Hot water tank probe
If a hot water tank thermostat (not supplied) is used, it is necessary to purchase the accessory kit code 013017X0 (to be connected in place of the Hot water tank Probe)
76
CALDAIA
318a
RY3
RY4
RY5
11 (L)
12 (L)
13 (L)
14 (N)
318a
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
a Hot water tank circuit
____ Necessary wiring
- - - - Optional wiring
155
fi g. 22
RY6
RY7
RT1
15 (L)
16 (L)
19 - 20
318a
FZ4B
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
318a
fi g. 23
a
RT2
RT3
T1
T2
21 - 22
23 - 24
25 - 26
27 - 28
155
155
IMPIANTO
EN
T3
T4
29 - 30
30 - 31
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