RH RF humidity sensor Y341100000401K

It works as an optional controller with all Vasco recuperators (not applicable to D150 COMPACT).
The humidity sensor automatically increases the efficiency of the recuperator in the event of an increase in the humidity level in the bathroom.

In the event of a rapid jump in the level of humidity that occurs during the bath, the level of recuperator revolutions increases, after a certain period of time, it returns to the previous level.
Eco and comfort program. The sensor wirelessly communicates with the recuperator, power supply: 2 x AA batteries.