17
KEY
L
Line
N
Neutral
IG
Main switch
E/I
Summer/Winter switch
TA
Room stat
SS
D.H.W. sensor (red)
SM
Heating flow sensor (blue)
F1
Fuse (T1,6A)
F2
Fuse (F 50 mA)
A
FM 11 programmer
EA
Ignition electrode (orange)
ER
Sensing electrode (white)
EV1 Gas valve coil
EV2 Gas valve coil
TS
100°C safety stat
R
Equipment lock out reset button
TL
85°C limit stat
M
Modulator
VP
Pressure switch valve
P
Circulation pump
TF
Smoke stat
PA
Water pressure switch
LS
Insuff. water pressure warning lamp
FA
EMC filter
KEY
L
Line
N
Neutral
SM
Heating flow sensor (blue)
LS
Insuff. water pressure warning lamp
PA
Water pressure switch
IG
Main switch
F1
Fuse (T 1.6A)
F2
Fuse (T 50mA)
TA
Room stat
P
Circulation pump
A
FM11 programmer
EA
Ignition electrode (orange)
ER
Sensing electrode (white)
EV1 Gas valve coil
EV2 Gas valve coil
TS
100°C safety stat
R
Equipment lock out reset
PF
Smoke pressure switch
V
Fan
TL
85°C limit stat
M
Modulator
FA
EMC filter
NOTE: The room stat must be connected to the terminals 40-41 of the
three-pole terminal strip after removing the link.
NOTE: The room stat must be connected to the terminals 40-41 of the
three-pole terminal strip after removing the link.
2.12.4 “MURELLE 20 CE IONO - 25 CE IONO” wiring diagram
2.12.5 “MURELLE 20 BFR CE IONO” wiring diagram
Fig. 21
Fig. 22
