Ferroli ECONCEPT ST 25 Instructions D'utilisation, D'installation Et D'entretien page 44

5.5 Wiring diagram
L N
230V
32
50Hz
16
44
130
A
Attention: Before connecting the room thermostat or the remote timer
trol, remove the jumper on the terminal block.
16 Fan
32 Heating circulating pump
42 DHW temperature sensor
44 Gas valve
72 Room thermostat
82 Detection electrode
95 Diverter valve
130 Hot water tank circulating pump
138 External probe
139 Remote timer control
186 Return sensor
188 Ignition electrode
246 Pressure transducer
256 Modulating heating circulating pump signal
278 Double sensor (heating + safety)
341 Exchanger probe
A ECO/COMFORT contact
OPEN = eco/comfort selection enabled from control panel or remote timer con
CLOSED = eco/comfort selection disabled; Comfort mode remains activated
44 EN
188
82
DBM05D
fig. 34 - Wiring diagram
cod. 3540S814 -
186
DSP05
/201 (Rev. 00)
ECONCEPT ST
A 138 256
16
278
341
GND
246
OUT
+5V
42
95
72
139