6. System and product information
ER-AK cover
● Comfort version with time module.
● With operating parameters that can be set.
Setting via touch operating elements.
● Air volume 30 m³/h, 60 m³/h according to
factory setting. Further volumetric flows
that can be set: Base load 20, 30 or
40 m³/h, full load 60 or 100 m³/h.
● Start delay, overrun time and interval
mode can be set.
● LED filter change display.
ER-AH cover
● Model with humidity control and time
module (like ER AK).
● Barrier-free product. In automatic mode,
the fans switch on when the humidity
value limit is exceeded and switches off
again after the humidity has been reduced.
● LED filter change display.
ER-AB cover
● Model with motion detector and time
module (like ER AK).
● Barrier-free product. In automatic mode,
the fans switch on automatically, if motion
is detected, without a start delay. If no
further motion is detected, the fans switch
off after 2 minutes plus the overrun time.
● LED filter change display.
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