Connect the room sensor (B5) to the T3 connectors X8
and M on the controller.
Upper sensor of the domestic water accumulator (B2)
The domestic water accumulator sensor is installed on
upper side of the accumulator, in the sensor pocket.
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Lower sensor of the domestic water accumulator,
operation (B3)
The lower sensor of the domestic water accumulator is
installed in the middle/bottom (1/3 of the bottom) of the
accumulator, in the sensor pocket.
Common flow sensor (B11)
The common flow sensor is installed in systems that
involve accumulator resistors or an external additional
heat source (oil, gas, district heating, electric burner, etc.).
The sensor is installed in a common heating system on the
supply pipe after the additional heat source. The sensor
acts as a sensor for controlling additional heat.
Gebwell T3 Inverter | Gemini Inverter installation manual