Riello Hi, Comfort 100 Installer And User Manual page 37

The Hi, Comfort T100 can be installed in
one of the following ways:
Wireless
No wiring is required.
Please check the maximum open-
field distances
Hi, Comfort T100 thermostat tech-
nical data.
Loss of radio frequency communication
is flagged with alarm E82. Distances
which exceed the maximum may occa-
sionally generate an E82 alarm, causing
incorrect system operation.
Wired in ON/OFF mode (room thermostat
contact on Hi, Comfort T100 base)
When replacing old thermostats or as
a new wired ON/OFF installation. The
Hi, Comfort T100 can be connected to
a boiler, zone valve or other device. The
electrical load on the Hi, Comfort T100
room thermostat contact must not
exceed the specifications for the re-
lay itself (see "2.3 Technical Data" to
page 33). Should the electrical load
not be compatible with the techni-
cal characteristics indicated in the
Hi, Comfort T100 thermostat technical
data, it is recommended that you use
an additional separation relay.
Connect the cables from the boil-
er room thermostat terminal or the
power supply for any zone valves to
the Hi, Comfort T100 room thermo-
stat terminal.
shown in the
TA
ON/OFF
Wired in OTBus mode (OTBus contact on
Hi, Comfort T100 base).
Direct connection via two wires to the
boiler equipped with the same com-
munication protocol.
We recommend checking the maxi-
mum cable length between the WiFi
Box and the boiler OTBus terminal or
Hi, Comfort T100 and the boiler OTBus
terminal (see "2.3 Technical Data" to
page 33). For the electrical connec-
tion to the boiler, please see the boiler
manual.
9
A wired connection via OTBus be-
tween the Hi, Comfort T100 and
the boiler is recommended in the
absence of a WiFi Box. With the
above connection and a WiFi Box,
only one zone can be controlled
and operation via the APP is not
guaranteed.
37