ECO P N
50
EN
cod. 3541S060 - Rev. 00 - 05/2019
4.4 Wiring diagram
B
DO NOT CONNECT "LINE" OR "NEUTRAL" SIGNALS COMING FROM THE ELECTRICAL SYSTEM TO
THE TERMINAL BLOCK.
ALL CONNECTIONS MUST BE MADE AS SHOWN IN THE WIRING DIAGRAM.
EXTERNAL ELECTRICAL LOADS TO BE WIRED TO THE TERMINAL BLOCK MUST NOT EXCEED 100W
FOR EACH SINGLE OUTPUT. FOR THE CONNECTION OF LOADS AND CONTACT "C" (230V), USE A
DOUBLE INSULATION CABLE.
fig. 18 - Wiring diagram
N.B. Remove the jumper on contacts 9-10 before connecting the remote timer control or room thermostat.
Key - Wiring diagram fig. 18
A
electrical power supply
B
Motor auger
C
Request contact
D
Shutdown signal
E
Burner reset
FR
Photoresistance
16
Fan
32
Heating circulating pump (not supplied)
34
Heating temperature sensor
42
DHW temperature sensor (optional)
49
Boiler safety thermostat
72
Room thermostat (optional)
95
Diverter valve (optional)
•Powered (230 Vac) = Heating position
•Not powered = DHW position
114
Water pressure switch (not supplied)
130
Hot water tank circulating pump (not supplied)
139
Remote timer control (optional)
218
Pellet safety thermostat
239
Igniter
297
Air pressure transducer
L
N
A
6
7
8
9
10
11
12
13
14
15
16
17
OUT
+15V
GND
4
5
230V
50Hz
18
19
20
21
22
23
24
25
26
27
X1
297
L
N
X8
X2
X5
FR
49
114
72
B
L
N
C
139
42
218
DSP13
ABM09
34
2
3
4
5
6
7
8
3.15 A
4
3
2
1
1
2
3
4
5
6
1
239
16
X3
11
10
9
8
7
6
5
4
3
2
1
32
130
E
D
95
N
L
