Here's an interactive tutorial for the visual learners
Here is the Step-By-Step of the process:
Step 1: The first step is to open Your Netsanity Parental Dashboard... and fill in your Your Email address and password
Step 2: Click Login to Continue
Step 3: Click Manage Child to enter the Child's Profile Screen
Step 4: Click Preferences
Step 5: Click the dropdown menu
Step 6: Select ScreenLock
Step 7: Click OK on the Success Popup
Step 8: Click the Timeout toggle so it is green. This will put the child's device in a screenlock timeout within a few seconds.
Step 9: That's it. You're done!