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3
2
1
FUNCTIONS/ICONS
Low
batteries
Flame
RF
communi-
cation
Batteries must be replaced.
Functionality will be impaired if
batteries become depleted.
Signal of real flame presence
on the boiler if OTBus
connection or just a heating
request in the ON/OFF
connection.
Radio frequency (RF)
communication ON with the
WiFi Box or boiler RF receiver.
Heating
mode
Cooling
8
enable
9
10
AUTO
Heating
mode in
OTBus
Domestic
hot water
(DHW)
6
Heat.
Cool.
Heat/Cool.
In
this
mode
the
device,
depending
on
the
temperature value and the
temperature bands set for
heating
and
cooling,
activate cooling rather than
heating. In particular:
if Tamb> Tx, cool (x = 2, 3), a
cooling request will be triggered
If Tamb <Tx, heat (x = 1, 2 or
3), a heating request will be
triggered
If Tx, heat <Tamb <Tx, cool, no
request will be made because
the temperature meets the
conditions.
(Tamb = Ambient Temperature)
Heating mode enabled (only
if the OTBus is connected to
the boiler).
NOTE: flashing when the
boiler pump running
Domestic hot water mode
enabled (only if the OTBus is
connected to the boiler).
room
will
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