Glow-worm Betacom 3 - E Connection Diagram

Appendix
38 Installation and maintenance instructions Betacom 3 0020229560_00
E Connection diagram: Combination unit
X2
X14
L
N
19
10
20
2
6
3
11
13
14
18
7
17
8
X51
X51
X20
16
1
9
3
15
4
5
10
11
6
13
X51 X35
X20
X40 X51
X30
X2
X21
X41
X22
X14
L
N
–
+
24V=
RT BUS
Burner
off
RT
230Vac
X1
FUS
X106
X32
X90
X12
X35
X1
X21
L
N
RT 230Vac
L
N
X35
1
3
4
1
3
3
1
2
M
1
3
4
6
1
2
3
eBUS
Burner off
X106
M
5
4
2
1
2
1
2
1
N
L
L
24V
230V~
24V
230V~
2
8
9
10
11
1312
1
5
4
3
6
7
15
14
1 Main PCB
2 Interface PCB
3 Timer
4 Control system
5 Temperature sensor in the heating flow
6 Temperature sensor in the heating return
7 Fan
8 Gas valve
9 3-way valve
10 Pressure sensor
11 Volume flow sensor
12 Ionisation electrode
13 Heating pump
14 Ignition electrode
15 Main power supply