You can delete a specific zone from a security control panel.
- 
                On the device list, tap the arming status icon on the right of the security
                    control to enter the Partition page.
            
- Optional: 
                If the device contains more than one partition, tap the partition name at the
                    top of the page to switch partitions.
            
- 
                Select zone and tap  to enter the Settings
                    page. to enter the Settings
                    page.
- 
                Tap  to delete the zone.