Boost; Led Indications; Led Brightness - Zehnder ComfoSwitch C Serie Manual Del Usario

* When AUTO mode is active any adjustments will be overruled by
the next programmed scheduler step. If no schedule has been
programmed, the adjustment will be active for two hours. Schedules
cannot be set on the Comfoswitch, this has to be done on another
device as e.g. the HRU display.
When no button is pressed for
10 seconds all LED indicators will dim to
the set brightness. If the set brightness
is set to fully dimmed, one of the buttons
needs to be pressed to activate the
panel. The action of the pressed button
will be ignored.
4

Boost

The ventilation airflow can be set to a
maximum (BOOST) for 30 minutes. This
can be useful when additional ventilation
is needed for a short time.
Turn on the Boost
1. Press and hold + for 3 seconds.
LED 1 and LED 2 are on and LED
3 is blinking.
Turn off the Boost
The Boost will automatically turn off after
30 minutes.
To directly turn off the Boost Timer:
1. Press the + or - button. Boost will be
turned off and the device returns to
the previous setting.
Remark: the boost could also be
activated for shorter or longer periods
than 30 minutes by using other control
devices e.g. like the HRU display.
12 - EN
5

LED indications

The actual air flow status is displayed
using the LEDs as follows:
LED 1
Air flow
Preset AWAY OFF
ON
Preset 1
(Low)
ON
Preset 2
(Medium)
ON
Preset 3
(High)
x
Boost 1
x ON or OFF according to the airflow preset that was
1
active before the boost was started.
■ AUTO indicator on:
ventilation in AUTO mode;
■ MANUAL indicator on:
ventilation in MANUAL mode;
■ AUTO indicator on and MANUAL
indicator blinking slowly:
A manual air flow adjustment is
active that will be overruled by
the next programmed scheduler
step. If no schedule has been
programmed, the adjustment will
be active for two hours.
When the HRU integrated sensor
ventilation or an external sensor requires
a higher air flow than manually set or
set by the ventilation schedule, the next
higher LED will be blinking very slowly.
6

LED brightness

The brightness of the LED indicators
can be adjusted to 6 different brightness
levels including "off", this setting is
uniform for all LED indicators. To adjust
the LED brightness:
1. Press and hold MODE.
2. Use + and - to adjust the LED
brightness level.
LED 2 LED 3
OFF OFF
OFF OFF
ON OFF
ON ON
x blinking slowly
1