BDR Thermea Group SCB-17B Notice D'installation Et D'utilisation page 6

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3 Installation
3.2.4 Connecting the pump
Fig.7 Pump connector
B
N L
3.2.5 Connecting a room thermostat
Fig.8 R-Bus connector
C B
PWM
R-Bus
3.2.6 Connecting an external flow temperature sensor
Fig.9 Tflow connector
C B
Tflow Tflow
3.2.7 Connecting a solar collector temperature sensor
Fig.10 T Coll T2 connector
T Coll
T2
6
The pump connector can be used to connect a zone pump.
Connect the pump as follows:
Earth
N Neutral
L Phase
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The R-Bus connectors can be used to connect a room thermostat. The B
connector is used for circuit B and the C connector is used for circuit C.
The connectors support the following types of thermostats:
R-Bus thermostat.
OpenTherm thermostat.
OpenTherm Smart Power thermostat
On/off thermostat
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It does not matter which wire is connected to which cable clamp. The
software recognizes which type of thermostat is connected.
The B / PWM connector doubles as a solar pump connector.
The Tflow connector can be used to connect a flow temperature sensor for
use in the system.
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The T Coll T2 connector can be used to connect the solar collector
temperature sensor.
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