8-9Technical SpecificationsSingle SATAA single enclosure has one I/O module, either FS4100 or FS4500. Asingle enclosure can be connected to one or two hosts.Dual SATAA dual enclosure has two FS4100 or two FS4500 I/O modules, andconnects to from one to four hosts. Dual SATA provides aredundant controller and better utilization of the available FC frontend bandwidth. The redundant controller provides data accessfrom more hosts and added security of a second controller for dataaccess.Note: Including an FS4100 and an FS4500 together in the sameenclosure is not supported.Daisy Chaining Adaptec SATA EnclosuresYou can daisy chain up to eight FS4100 enclosures together in asystem.FC Storage Enclosure Technical SpecificationsDisk Drives■ Support for 3.5 inch disk drives of 1.0 inch height.■ Support for FC 1 and 2 Gb/sec disk drives.■ Support for 7200 (1 Gb/sec FC only), 10K and 15K RPM diskdrives.■ Support for mix of drive capacities and RPMs.■ Support for mix of disk drive vendors in a single enclosure.Daisy Chaining Adaptec FC EnclosuresYou can daisy chain up to ten Adaptec FC enclosures together in asystem for a total of 120 drives.