Features and technical data
16
1
Figure 1.12
100.2 boiler electrical connections diagram - slave board
ER
Flame detector
EA
Ignition electrode
CRE
Modulating circulator
VG
Gas valve
Tra
Ignition transformer
SM
Modbus card
SPM
Male plug
SE
Connector for optional outdoor
temperature probe
TA
Connector for optional room thermostat
L
Line
N
Neutral
TS
Safety thermostat
SR
Heating delivery probe
SC
Manifold probe
EV
Blower
PA
Air pressure switch
TF
Flue gas thermofuse
SRi
Heating return probe
ce
Light blue
ma
Brown
gi
Yellow
bi
White
gr
Grey
ma
ce
ma
ce
ma
ce
ma
gi
bi
gr
EV
ce
ma
ce
ma
EA
VG
Tra
ER
TS
TF
SR
ce ma ma ce
11
10
9
8
7
12
13
14
15
16
17
M12
M9
M7
M5
M2
M4
M8
M10
M15
M16
1
2
3
4
57
61
60
59
58
44 43 42 41 40 39 38
37 36 35 34 33 32
31 30 29 28
27 26
62
63
64
65
66
67
68
51
52
53
54
55
56
5
6
M13
M14
+24V HS PWM GND
CRE
SRi
ma
ce
M6
1
2
6
5
eBus
GND
TXOUT RXIN
GND +24V
SC
L
N
SM
SPM
SE
TA
220 V
50 Hz
L
N
B
3
S3
T2
T1
N
T
L
B3
S3
T2
T1
N
T
L
PA
2
11
33
ma ce