OPTIMAX HE PLUS C
32
EN
cod. 3540I885 - 08/2012 (Rev. 00)
4.6 Wiring diagram
fig. 38 - Wiring diagram
A
Important
: Before connecting the
room thermostat
or the
remote timer control
, remove the jumper on the
terminal block.
16
Fan
32
Heating circulating pump
42
DHW temperature sensor
44
Gas valve
62
Time clock (optional)
72
Room thermostat (not supplied)
81
Ignition electrode
82
Detection electrode
95
Diverter valve
114
Water pressure switch
136
Flow meter
138
External probe
139
Remote timer control
186
Return sensor
203
230v A/C switched supply
278
Double sensor (h safety)
341
Exchanger probe
A
Flow meter ON/OFF contact
