added protection against excessive values

main.py

@@ -19,7 +19,7 @@ try:  # start normal operations
 
     g.app = HelmholtzGUI()
     func.ui_print("Program Initialized")
-    func.ui_print("Starting setup...")
+    func.ui_print("Starting setup...")  # do it again, so it is printed in the UI console
     func.setup_axes()  # initiate communication, set handles
     g.app.mainloop()
     g.app = None  # reset to None so nothing tries to print in the UI output