aldes DFE Compact micro-watt Manuel D'installation Et De Maintenance page 44

4.1.3.2 Operating CPs mode with RC master
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The start/stop of the fans is controlled by knob I and OFF.
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The pressure sensor is connected between K2 and GND of the CBr
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The 'III' knob on the RC allows activating the airflow 'multiplier % on K3' on the airflow assignment.
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It is possible to start/stop the fans with an external contact connected to the CBr. In this case, terminals K1/K3 of
the CBr must not be connected !
CBr
a) Wiring of 1 CBr to 1 sensor
b) Wiring in parallel of several CBr modules to 1 sensor
(*) K2 0-10V signal, maximum impedance allowed: 1500
Closed = fans OFF
Open = fans ON
Caution: use goldplated
contacts only
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(*)
+
0-10 Vdc (*)
-