46
Key
AKM0X
Main PCB
REC
Remote control
BE11
On board relè PCB
X1-X25-CN1
Connectors
S.W.1
CO2 function button
F.S.
Flame sensor
F
External fuse 3.15A F
F1
Fuse 4A T
M2
Terminal strip for electrical connection high power
M4
Terminal strip for electrical connection
OT+
Open therm
SE
External sensor
CE4
External link connector:
(- A B +) Bus 485
OPE
Gas valve solenoids
P
Pump
PWM
PWM signal
F Hv
Fan power supply 230 V
TSC2
Ignition transformer
S.E.
Spark electrode
F.O.H.T
Flow over heat thermostat
FS
Flue sensor
FT
Flow thermistor
RS
Return thermistor
P.T.
Pressure transducer
MOD
Modulator
F Lv
Fan signal control
M
GREY
BROWN
BLUE
ORANGE
ORANGE
BLUE BROWN
GREY
M
N
L
230 V
Fuse 3 AMP
NO
NC
COM
NO
NC
COM
ROOM
THERMOSTAT
CYLINDER
THERMOSTAT
M
NO
NC
COM
COM
NC
NO
Hot Water
Heating
2 PORT VALVE
HEATING
2 PORT VALVE
HOT WATER
PROGRAMMER
1
2
3
4
5
6
7
9
8
CN1
CN2
NO
NC
C
black
black
BE11
M3
230 V
auxiliary
M2
blue
brown
brown
blue
F
F=3.15A F
BE11 CONNECTIONS
BOILER
GREY
WHITE
BLUE
ORANGE
N
L
230 V
Fuse 3 AMP
NO
NC
COM
NO
NC
COM
ROOM
THERMOSTAT
CYLINDER
THERMOSTAT
M
NO
NC
COM
COM
NC
NO
Hot Water
Heating
MID POSITION ZONE VALVE
PROGRAMMER
1
2
3
4
5
6
7
9
8
GREEN-YELLOW
CN1
CN2
NO
NC
C
black
black
BE11
M3
230 V
auxiliary
M2
blue
brown
brown
blue
F
F=3.15A F
BE11 CONNECTIONS
BOILER
S-plan
Y-plan
