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MySMART C.S.I.
FS.
1
3
7
V Lv
4
CN10
TERMOSTATO
BASSA
TEMPERATURA -
E
ALLARME GENERICO
M2
T.L.A.
12
[EN] - Multi-row wiring diagram
"L-N" POLARISATION IS RECOMMENDED
Arancione
Orange
Bianco
White
Blu
Blue
Giallo
Yellow
Grigio
Grey
Marrone
Brown
Nero
Black
Rosa
Pink
Rosso
Red
Verde
Green
Viola
Violet
A
Gas valve
B
3.15 AF fuse
C
External probe
D
Ambient thermostat (24 Vdc)
E
Low temperature thermostat - General alarm
AKL • Control card with built in digital display
P1 • Potentiometer to select off – summer v winter
– reset / heating temperature
P2 • Potentiometer to select domestic hot water set
point, enable/disable pre-heating function
P3 • Thermoregulation curves pre-selection
P4 • Not used
68
A
VALVOLA GAS
S.S.
P.A.
OPE
OPE
2
3
-t°
1
2
1
1
2
3
rosa
6
CN9
1
V Hv
1
CN3
2
1
1
3
S.M.
S.R.
-t°
-t°
S.F.
-t°
1
CN11
JP1 • Enable front knobs for calibration only of
maximum heating (MAX_CD_ADJ)
JP2 • Heating timer reset
JP3 • Enable front knobs for calibration in service
(MAX, MIN, MAX_CH, RLA)
JP4 • Absolute domestic hot water thermostat
selector
JP5 • Not used
JP6 • Enable night-time compensation function and
pump in continuous mode
JP7 • Enable standard / low temperature systems
management
JP8 • Enable flow switch (jumper on / flow meter
(jumper off) management
CN1-CN15 • Connection fittings (CN7 zone valve
kit)
S.W. • Chimney sweep, interruption of the venting
cycle and calibration when enabled.
E.R. • Flame detection electrode
F1 • 3.15A T fuse
F • 3.15A F external fuse
M2 • Terminal board for external connections: low
temperature thermostat / general alarm
M3 • Terminal board for external connections: 230 V
M6 • Terminal board for external connections:
Open therm / external probe / ambient
thermostat (24V DC)
B
Fusibile 3.15A F
230 V
L
PWM
blu (-)
P
F
marrone (+)
CN12
3
4
4
5
CN2
1
3V
2
3
CN8
CN4
1
TSC2
N
F
E.A.
1 2
3
CN1
N
M3
OT+
TERMOSTATO
SONDA
C
AMBIENTE
ESTERNA
D
(24 Vdc)
-t°
M6
CN7
JP7
JP6
JP5
JP4
JP3
CN6
CN5
JP8
P4
SW1
CN13
P1
CN14
P3
AKL
1
CN9
7
1
3.15A T
F1
CN10
4
1
CN11
12
FA2
E.R.
P • Pump
PWM • PWM signal
OPE • Gas valve operator
V Hv • Fan power supply 230 V
V Lv • Fan control signal
3V • 3-way servomotor valve
E.A. • Ignition electrode
TSC2 • Ignition transformer
T.L.A. • Water limit thermostat
S.F. • Flue gas probe
S.M. • Delivery temperature probe on primary
circuit
S.R. • Return temperature probe on primary circuit
F.S. • DHW flow-meter
S.S. • Domestic hot water circuit temperature
probe (NTC)
P.A. • Water pressure switch
CN12
1
JP2
JP1
P2
3
CN4
1
2
CN3
1
6
CN2
1
CN1
1
FA1
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