Does Sentral Excel Timetable Support a Non 5-Day Cycle? ← Timetables Yes - you need to ensure that you have MonA, TuesA...MonB, TuesB days setup in both the Timetable and Day Periods sheets corresponding to each day of your cycle for successful import into the Timetables module.We have provided some samples to better help you.7 Day Cycle 8 Day Cycle 10 Day Cycle