Module and Hubdisk Selection Chart
| 1 in. Disk | 2 in. Disk | |||
|---|---|---|---|---|
| CPR | No Index | Index | No Index | Index |
| 32 | EM1-1-32-N | -- | -- | -- |
| 50 | EM1-1-50-N | EM1-1-50-I | -- | -- |
| 64 | -- | -- | EM1-1-32-N (1) | -- |
| 96 | EM1-1-100-N | EM1-1-100-I | -- | -- |
| 100 | EM1-1-100-N | EM1-1-100-I | EM1-1-50-N (2) | EM1-1-50-I (2) |
| 120 | EM1-1-100-N | -- | -- | -- |
| 192 | EM1-1-200-N | EM1-1-200-I | -- | -- |
| 200 | EM1-1-200-N | EM1-1-200-I | EM1-1-100-N (3) | EM1-1-100-I (3) |
| 250 | EM1-1-250-N | EM1-1-250-I | -- | -- |
| 256 | EM1-1-250-N | EM1-1-250-I | -- | -- |
| 360 | EM1-1-360-N | EM1-1-360-I | -- | -- |
| 400 | EM1-1-400-N | EM1-1-400-I | EM1-1-200-N (4) | EM1-1-200-I (4) |
| 500 | EM1-1-500-N | EM1-1-500-I | EM1-2-500-N | EM1-2-500-I |
| 512 | EM1-1-512-N | EM1-1-512-I | EM1-2-500-N | EM1-2-500-I |
| 720 | EM1-1-720-N | EM1-1-720-I | -- | -- |
| 800 | EM1-1-800-N | EM1-1-800-I | -- | -- |
| 900 | EM1-1-900-N | EM1-1-900-I | -- | -- |
| 1,000 | EM1-1-1000-N | EM1-1-1000-I | EM1-2-1000-N | EM1-2-1000-I |
| 1,024 | EM1-1-1024-N | EM1-1-1024-I | EM1-2-1024-N | EM1-2-1024-I |
| 1,250 | EM1-1-1250-N | EM1-1-1250-I | -- | -- |
| 1,800 | -- | -- | EM1-2-1800-N | EM1-2-1800-I |
| 2,000 | -- | EM2-1-2000-I | EM1-2-2000-N | EM1-2-2000-I |
| 2,048 | -- | EM2-1-2048-I | EM1-2-2048-N | EM1-2-2048-I |
| 2,500 | -- | EM2-1-2500-I | EM1-2-2500-N | EM1-2-2500-I |
| 3,600 | -- | -- | -- | EM2-2-3600-I |
| 4,000 | -- | EM2-1-4000-I | -- | EM2-2-4000-I |
| 4,096 | -- | EM2-1-4096-I | -- | EM2-2-4096-I |
| 5,000 | -- | EM2-1-5000-I | -- | EM2-2-5000-I |
| 7,200 | -- | -- | -- | EM2-2-7200-I |
| 8,000 | -- | -- | -- | EM2-2-8000-I |
| 8,192 | -- | -- | -- | EM2-2-8192-I |
| 10,000 | -- | -- | -- | EM2-2-10000-I |
| Please note the following... (1) US Digital's two-inch disk with 64 CPR uses the same EM1 module as the one-inch disk with 32 CPR. (2) US Digital's two-inch disk with 100 CPR uses the same EM1 module as the one-inch disk with 50 CPR. (3) US Digital's two-inch disk with 200 CPR uses the same EM1 module as the one-inch disk with 100 CPR. (4) US Digital's two-inch disk with 400 CPR uses the same EM1 module as the one-inch disk with 200 CPR. |
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