Ferroli ECONCEPT 51 A Instructions D'utilisation, D'installation Et D'entretien page 50

5.6 Wiring diagram
16
278
341
186
Key fig. 37
16 Fan
32 Heating circulating pump
44 Gas valve
72 Room thermostat (not supplied)
72b Second room thermostat (not supplied)
81 Ignition electrode
82 Detection electrode
95 Diverter valve (not supplied)
A = Heating phase
B = DHW phase
C = Neutral
NOTE: For valves with 2 wires and spring return, use the connections B and C
98 Switch
114 Water pressure switch
50
EN
81
82
44
DBM12KD V1
V2
X1
32
X3
16
114
X2
230V
50Hz
L
N
X01
cod. 3541H790 - Rev. 00 - 12/2015
98
FUSE
3.15A
4 5 6 7 8 9
( ( ( (
300 301
302
13 14 15 16 17 18 19 20 21 22 23 24
72
138 298
299
139
X04 X03
DSP12C
fig. 37 - Wiring diagram
130 DHW circulating pump (not supplied)
138 External probe (not supplied)
139 Remote timer control (not supplied)
155 Hot water tank temperature probe (not supplied)
186 Return sensor
256 Modulating heating circulating pump signal
278 Double sensor (Safety + Heating)
298 Cascade temperature sensor (not supplied)
299 Input 0-10 Vdc
300 Burner lit contact (voltage-free contact)
301 Fault contact (voltage-free contact)
302 Remote reset input (230 Volt)
306 Heating system circulating pump (not supplied)
307 Heating system second circulating pump (not supplied)
341 Exchanger probe
ECONCEPT 51 A
306
130/307
10
11 12
A B C
95
25 26 27 28 29 30 31 32
OUT
GND
72B 155
256
X05