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5.4 Wiring diagram
32
230V
N
50Hz
L
L
N
4
5
6
7
8
fig. 26 - Wiring diagram
32
Heating circulating pump (optional)
42
DHW temperature probe (optional)
44
Gas valve
72
Room thermostat (not supplied)
81
Ignition electrode
82
Detection electrode
126
Fume thermostat
130
DHW circulating pump (optional)
138
External probe (not supplied)
139
Room unit (not supplied)
246
Pressure transducer
278
Double sensor (Safety + Heating)
36
EN
138
130
42
139
72
9
10
11 12
13
14
15
16
17
18
X1
X4
2
1
X2
7
6
5
4
F2
F1
X5
X7
T2
cod. 3540U012 - 02/2010 (Rev. 00)
44
X3
3
2
1
6
5
4
3
2
1
DBM07A
X10
DSP05
PEGASUS D LN
81
82
7
6
5
4
126
T1
3
2
1
X6
11
10
9
8
7
6
5
4
3
2
1
X8
278
GND
246
+5V
OUT
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