Function; Short Overview - HomeMatic HM-CC-VD Betriebsanleitung

sunshine or other radiating heat sources.
The system is only suitable for control of
heaters (radiators, convection heaters, heater
bars) heated by heat carriers. Any other use, e.g. on
cooling systems, in-floor heating, etc., is not permit-
ted and can lead to severe damages.
3

Function

3.1 Short overview

The valve drive moves a valve to control the inflow
of the heat carrier into the heater. The valve position
( 0 % = closed – 100 % = open) is transmitted from
the room thermostat by radio signal.
The current valve position is shown as a percentage
on the device display of the valve drive. An antenna
symbol indicates radio reception.
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