Details on Target value
Information on the Target value section in the Rooms dialog of the Duct Network Calculation.
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Minimum volume flow rate
Determine the value for the minimum volume flow in the dialog Calculate minimum volume flow rate according to DIN EN 16798-1 in method 1 and/or method 2. You open the dialog by clicking the 
button. You can also predefine the value manually.
Volume flow rate heating/cooling
The volume flow rates for heating and cooling are calculated using the values of the heat load and the supply air temperature for heating and the values of the cooling load and the supply air temperature for cooling in the Room Data section. But you can overwrite these values as well.
Clicking 
resets the value for the volume flow rate for heating or for cooling back to the calculated value.
Target value from
Select from the list which volume flow rate should be included in the calculation as target value. If you select Maximum value, the maximum value of the three volume flow rates is determined as the target value.
Target value
Displays the determined target value.