Electrical Connections - Ferroli OPERA 70 Instrucciones De Uso, Instalación Y Mantenimiento

Two direct heating circuits
- Schematic diagram
138

- Electrical connections

After installation, carry out the necessary electrical connections as shown in the wiring diagram.
Then configure the controller as described in the specific section.
J2 J1
154
M
I*
R
fig. 37
J3
cod. 3541R963 - Rev. 00 - 09/2021
72 72b
a b
307 306
fig. 38
Legend (fig. 37 and fig. 38)
72 1st zone (direct) room thermostat
72b 2nd zone (direct) room thermostat
138 External probe
307 1st zone (direct) circulating pump
306 2nd zone (direct) circulating pump
a 1st zone (direct)
b 2nd zone (direct)
M Flow
R Return
I* ISPESL safety devices (when required - not su-
pplied)
To manage the sliding temperature it is necessary
to purchase the external probe accessory code
013018X0
OPERA
EN