Yes, but only if you are listed as Course Coordinator (in PCMS) or Class Instructor (in Medici) for that course.
If you are in either of these roles, the 'SMS Class' column is available with a Mobile button for each class under:
NOTE: If the column does not appear check your Role for the specific course under the Staff tab. If you are not listed there correctly please speak to your Academic Unit Timetabler or PCMS person.
If you require further information or assistance, please contact the IT Help Desk on (08) 830 25000 or 1300 558 654.