Timelapse
Use Timelapse to select the select the time-lapse settings.
From Timelapse you can select the interval time between the group of frames per interval, and you can select the number of frames captured per interval.
Interval Time
Select Interval Time to enter the elapsed time between the group of frames per interval.
For example:
60s = 1 minute
3600s = 1 hour
86400s = 1 day
Frames Per Interval
Select Frames Per Interval to enter the number of frames to record per interval.
Adding more frames per interval allows you to have more flexibility in post (for example: image stacking).