5. Fan control.
Turn the SELECTION knob to select the type of fan control you prefer,
System curve
(l/s) or percentage
(%)
and press ENTER.
Commission by %, see step 7.
Note:
System curves are not selectable when
(%)
is chosen.
Note:
Before setting the system curve, see chapter 7.3 for details.
This function is implemented in the unit to compensate the flow values
for different system pressures.
Supply Fan (SF): Total value range: 1–20.
For G3 type filter: 11–20,
For F7 type filter: 1–10.
Default curve: 4
Extract Fan (EF): Value range: 1–10
Default curve: 4
Note:
The factory installed filters are of filter quality F7 for the supply air and
G3 for the extract air filter.
Air filters are accessories and can be obtained from the installer or
wholesaler.
The filter type is labelled on the top of the filter.
Fan control, Airflow
System curve
EF: 1–10
SF: 1–20
Airflow
l/s
EF
SF
Nom
44
44
High
67
67
6. Here it is possible to change the Nominal/High/Low airflow on the
Extract air fan (EF) and Supply air fan (SF). Airflow in l/s.
When settings are done, press ENTER.
Low
26
26
Airflow
%
EF
SF
Nom
50
50
High
100
100
7. Here it is possible to change the Nominal/High/Low airflow on the
Extract air fan (EF) and Supply air fan (SF). Airflow in %. System curves
not selectable.
When settings are done, press ENTER.
Low
25
25
7.2.2 Perform Factory reset
How to perform a factory reset if necessary:
1. Enter the service menu by selecting the service
symbol in the display and press ENTER.
2. Go to password and enter the password,
default 1111
Use the SELECTION knob for each digit and
confirm with the ENTER button after each set digit
and choose
NO
for the system not be locked.
Password
Password XXXX
Locked YES/NO
SAVE VTR 200/B
Installation and Service
208061
10
Systemair Sverige AB
