ATLAS D ECO COND UNIT
48
EN
cod. 3541Q463 - Rev. 00 - 09/2021
4.5 Wiring diagram
fig. 52 - Wiring diagram
32
Heating circulating pump
42
DHW temperature probe (optional)
72
Room thermostat (optional)
95
Diverter valve (optional)
•
Powered (230 Vac) = Heating position
•
Not powered = DHW position
138
External probe (optional)
139
Remote Timer Control (optional)
246
Pressure transducer
278
Double sensor ( Heating)
TR
Ignition transformer
PR
Preheater
FR
Photoresistance
MB
Burner motor
VE
Electromagnetic valve
DBM06E
T° T°
278
OUT
+5V
GND
246
DSP05
L
N
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18
L
N
230V
50Hz
32
138
139
72
TR
MB
1
M
PR
Tm
VE
FR
95
42