Wiring Diagram - Ferroli ATLAS D ECO 34 COND UNIT Instructions D'utilisation, D'installation Et D'entretien

4.5 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 (Safety + Heating)
TR Ignition transformer
PR Preheater
FR Photoresistance
MB Burner motor
VE Electromagnetic valve
48
EN
ATLAS D ECO COND UNIT
Tm
DBM06H
fig. 52 - Wiring diagram
cod. 3541Q464 - Rev. 00 - 12/2021
M
1
T° T°
DSP05
OUT
+5V
GND