The unit for the values to be entered into the given model editor is typically shown next to the input box or visual when placing the cursor on top of the input box.
The Editor will work with the specified unit system as shown below. When saving the data to the input file the values will automatically be converted to the default base units and the calculations carried out accordingly.
Figure 4.5 Flooding and drying dialog in MIKE 21 HD FM using SI units
Figure 4.6 Flooding and drying dialog in MIKE 21 HD FM using US units