StartEvent wait_timer EndItAll CycleStart Refill_Coffee CycleEnd Flow_1pahvlr Flow_0jtfzsk "R2/PT0.1S" Flow_0jtfzsk Flow_07sglzn print('refill count = %d'%custom_function()) Flow_07sglzn Flow_1pahvlr Flow_05ejbm4 "PT0.5S" Flow_05ejbm4