Kongskilde FVO Manuel D'instructions page 4

Process Theory
Blower
Product enters
system
A. Static pressure
reading point
When system is completely installed, set Venturi to
Maximum Negative Pressure at point A. Have all
intakes open when setting Venturi. Setting is chan-
ged by moving the Telescopic Tube in and out of
Venturi Body.
4
Patented FVO (Flow Variant Orifice)
In-Line Adjustable Venturi System
Variable length
FVO Inline Venturi
Fan Inlet
Supply Air Duct
Adjustable
Annulet (Orifice)
Do Not Add any pipe between end of Venturi and Air
Return Unit, (as it will greatly reduce performance)
Air Flow (excess air returns to the fan)
Variable length
Perforated metal
sleeve
Material Discharge
Conveying Duct System
Air Return Unit