User manual

nanoNavigator
2-18
PHOENIX CONTACT 2373_en_B
The second flow chart (see Figure 2-13) shows how to add more initial checks at the
beginning with the rest of the flow chart so that each action initiates a function. After
examining all process functions, flow returns to the top, verifies that operating conditions are
valid, and then repeats.
Figure 2-13 Tank control example two