Intergas XTREME 36 - Connecting Room Thermostat; Connecting Modulating Opentherm Thermostat; Connecting On;Off Room Thermostat; Connecting 230 V Room Thermostat

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6.5.1 Connecting Modulating OpenTherm thermostat
6.5.2 Connecting on/o room thermostat
6.5.3 Connecting 230V room thermostat
6.5 Connecting room thermostat
The boiler is standardly provided with an OpenTherm
connection. This allows the connection of modulating
OpenTherm thermostats without any additional modifications.
The Xtreme is also suitable for OpenTherm Smart Power.
► Place the thermostat is the room that functions as a
reference point (in general, the living room).
► Connect the modulating thermostat to Connector X13 1/2
(also see §11.1); the polarity of the wires is not important in
this situation. The boiler oers the possibility of connecting
two OpenTherm thermostats. Connect a 2
nd
OpenTherm
thermostat to connector X12.
If you would like to make use of the domestic hot water on/
o switch function of the OpenTherm thermostat, the DHW
comfort function must be set to ‘eco’ of ‘on’ (see §8.1.2) and
parameter P074 must be set to 0.
For more information, consult the manual of the room
thermostat.
The boiler is suitable for connection to the following room
thermostats:
► OpenTherm (OT) thermostat
► On/o thermostat
► RF thermostat; see §8.1.4.
The boiler is suitable for connection to a 2-wire on/o room
thermostat.
► Place the thermostat is the room that functions as a
reference point (in general, the living room).
► Connect the 2-wire room thermostat to Connector X13
1/2 (also see §11.1); the polarity is not important in this
situation. A second on/o thermostat can be connected to
Connector X12, if desired.
To be connected to contacts 1 and 2 of connector X3.
► Place the thermostat is the room that functions as a
reference point (in general, the living room).
► Connect the 2-wire room thermostat to Connector X3
1/2 (also see §11.1); the polarity is not important in this
situation.
Connecting OpenTherm and/or on/o
room thermostats
Connecting 230V room thermostat
12
LS
X13 X12
12
12
12
On
O
On
O
X4 X3 (230V)
12
On
O
12
► If both an OpenTherm as well as an on/
o thermostat is connected, the on/o
thermostat has priority with respect to
the OpenTherm thermostat.
IMPORTANT (HIGH VOLTAGE)
► Isolate the appliance from the electrical
supply before connecting the thermostat.