@lungulescua Are you looking to implement cycle and soak? If so we have a feature called Smart Cycle that you can turn on for any watering time and it will automatically create a cycle and soak schedule for you. Here are some postings on our support:
http://www.support.rach.io/article/98-smart-cycle-faq
http://www.support.rach.io/article/96-version-1-3-2-new-features