4.3 Connecting the mains cable and attaching the
cover
3
1
2
Fig. 4: Connecting the mains cable and attaching the cover
► Connect the mains cable (item 1 in Fig. 4) to the terminals
(item 2 in Fig. 4).
► Lower the safety cover plate (item 5 in Fig. 2) until you hear it
latch into place.
► Insert the tabs on the cover (item 3 in Fig. 4) into the cutouts in
the housing.
► Swivel the cover down until you hear it snap into place in the
4.4 Connecting to the ventilation unit for the first time
► Re-establish the 230 V power supply to the wireless sensor.
All the LEDs light up for 3 seconds. The wireless sensor then
switches automatically to connection mode and the status LED
flashes green-red.
► Switch the ventilation unit on. It remains in connection mode for
2 minutes.
► Tap the control button (item 1 in Fig. 1). The ventilation unit gives
an audible signal when the connection is established and the
status LED flashes green.
5
Operation
5.1 Checking the status / Selecting the ventilation
level/program
► Tap the control button (item 1 in Fig. 1) to check the current
status. This is signalled by the status LED (item 2 in Fig. 1) and
the mode LEDs (item 3 in Fig. 1).
► Tap the control button again while the status and mode LEDs
are lit to switch between the different ventilation levels/programs.
Your current selection is indicated by the mode LED beneath the
I
,
II
,
III
,
Auto
or symbol.
5.2 Status LED
The status LED (item 2 in Fig. 1) provides the following feedback
when the control button (item 1 in Fig. 1) is pressed:
LED
colour
LED state Description
Green
Flashes 1x The ventilation unit has received and is
carrying out the command
Green
Lights up
CO
2
concentration below 800 ppm
Yellow
Lights up
CO
2
concentration between 800 ppm and
1900 ppm
Red
Lights up
CO
2
concentration above 1900 ppm
Red
Flashes 1x No wireless connection to the ventilation
unit
Red
Flashes 2x The air filters in the ventilation unit need to
be changed
Red
Flashes 3x Error message from the ventilation unit
Red
Flashes 4x The wireless sensor is faulty
5.3 Mode LEDs
The green mode LEDs (item 3 in Fig. 1) indicate which ventilation
level or ventilation program is selected.
Mode
LED
Ventilation levels/programs (factory default settings)
M-WRG-II
M-WRG
I
Vent. level
I
: 10 / 20* m
3
/h
Vent. level
I
: 15 / 20* m
3
/h
II
Vent. level
II
: 30 / 40* m
3
/h
Vent. level
II
: 30 / 40* m
3
/h
III
Vent. level
III
: 50 / 60* m
3
/h
Vent. level
III
: 60 m
3
/h
Auto
CO
2
control or
automatic mode (only for units with humidity sensor)
Intensive ventilation 100 m
3
/h for 15 min
* Options M-WRG-II O/LFS, M-WRG-II O/MVS or M-WRG O/LFS,
M-WRG O/MVS change the button assignment
5.4 Connecting to the ventilation unit again
► Switch the ventilation unit on. It remains in connection mode for
2 minutes.
► Tap the control button (item 1 in Fig. 1) several times until the
green
Auto
mode LED lights up.
► Hold down the control button until the status LED (item 2 in
► Release the control button. The wireless sensor switches to
connection mode and the status LED flashes green-red.
► Tap the control button again. The ventilation unit gives an
audible signal when the connection is established and the status
LED flashes green.
6
Cleaning
Wipe the outer surfaces from time to time with a soft, damp cloth.
Use mild soapy water. Never use acidic, corrosive or abrasive
cleaning agents.
Содержание M-WRG-II FSC
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