Filters operating time counter
Filters
After reaching the limit of working hours, there will be
displayed an indication in alarm menu. Value must be reset.
Alarm does not a ect the operation of the unit.
Filters operating time limit
Filters
Value should be set according to building contamination level.
88
Temperature sensor
Temperature sensor
active temperature sensor
Leading sensor is the ambient air temperature
sensor (built in T-box or local, near the unit).
When temperature in the room is not reached,
SRX3d valve is open in 100%. When temperature
in the room is reached, ow of heating medium
is regulated in such way, that the supply air
temperature is equal to set temperature.
Leading sensor is the supply air temperature
sensor. Controller will maintain supply air
temperature set on the main screen, thanks to
regulation of the ow of heating medium by
SRX3d valve opening degree.
correction of air temperature set on main screen
www. owair.com