FORCE W
237
EN
cod. 3541V232 - Rev 00 - 08/2021
Legend (fig. 48 and fig. 49)
32
Heating circulating pump
72
1st zone (direct) room thermostat
138
External probe
155
Hot water tank probe
348
3-way valve (3-wire)
A = OPENING PHASE
B = NEUTRAL
C = CLOSING PHASE
to
1st zone (direct)
b
Hot water tank circuit
M
Flow
R
Return
K1 - K2
coil 230 Vac, <2.2 VA
contact 230Vac, > 8A
I*
ISPESL safety devices
(When required - not supplied)
To manage the 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 accessory kit code
013017X0 (to be connected in place of the Hot Water Tank Probe)
- Parameters
Each system requires a different parameterization. Follow the access procedure given below.
“Configuration - Parameters Menu”
Check/Change parameter
b02
of the “Configuration - Parameters Menu” to
9
.
Check/Change parameter
b04, b05 and b06
of the "Configuration - Parameters Menu" according to the values given
in the table ”Configuration - Parameters Menu” on page 256 .
- Optional features
In addition to the electrical connections of the previous figure (necessary for this system configuration) there are options
that do not require settings.
fig. 50
Legend
139
Remote control: it can be installed instead of 72
to manage the request of the 1st zone (direct)
300
Burner on indication (voltage-free contact out-
put): the example shows the connection of a
230Vac hour meter
301
Fault indication (voltage-free contact output): the
example shows the connection of a 230Vac
lamp
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 230Vac lamp
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
L
N
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18
300
357
139
301
302
N
L
T
Содержание FORCE W 120
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