ATTACH program instruction eV+Language Reference Guide, v2.x, 18319-000 Rev A Page 71 Number Device 2 System terminal 3 System terminal 4 System terminal 5 Disk 6 Disk 7 Disk 8 Disk 9 No default device 10 Serial communication line (SERIAL:0) 11 Serial communication line (SERIAL:1) 12 Serial communication line (SERIAL:2) 13 Serial communication line (SERIAL:3) 14 No default device 15 No default device 16 No default device 17 Disk 18 Disk 19 Disk