Quantum DLT, SDLT, DLT VS, DAT, LTO Backup Tape Drives Craystone is a Quantum Tape Drive Reseller |
Craystone Investments Ltd
149a Chorley New Road, Horwich
Bolton, BL6 5QE.
Tel: 01204 396301
Fax: (0)1204 396301
Email:
info@craystone.co.uk |
• Quantum Home | • DLT4000 Info | • DLT7000 Specs | • DLT8000 Info |
The DLT4000 is now a retired Quantum product, and is no longer available new. However, we can offer refurbished units available for sale with 12 months RTB warranty. We also offer a fix price repair service for your faulty or broken DLT4000 tape drive. Repairs are quick (usually 2-3 days, a same day service is also available for extra cost) and warranted for six months Please contact us for details.
Native sustained transfer rate | 1.5MB/s |
2:1 compressed transfer rate | 3MB/s |
Burst transfer rate, synchronous | 10MB/s |
Native formatted capacity | 20GB |
2:1 compressed capacity | 40GB |
Average file access time | 68 sec |
Interfaces available | SCSI-2 Fast, single ended or differential |
DLT 4000 Tape format | |
Recording format | 128 track serial serpentine |
Recording density | 82 k bits / inch |
Track density | 256 tpi |
Encoding method | RLL 2,7 |
Data compression | DLZ |
DLT 4000 Reliability | |
MTBF | 200,000 hours at 100% duty cycle |
Head life | 10,000 hours |
Media durability | 1,000,000 passes / 15,000 uses |
Uncorrected error rate | 1 x 1017 bits read |
Undetected error rate | 1 x 1027 bits read |
Warranty | 3 years |
Environmental limits, operating | |
Temperature | 50° to 104° F / 10° to 40° C |
Non-condensing humidity | 20% to 80% |
Altitude | +8,000' max |
Environmental limits, non-operating | |
Temperature | -40° to 151° F / -40° to 66° C |
Non-condensing humidity | 10% to 95% |
Altitude | +30,000' max |
Power | |
Voltage | +5V, +12V |
Power consumption | 25 Watts (average read / write operation) |
DLT 4000 Media compatibility | |
DLTtape III | 2.6, 6, and 10GB native capacities |
DLTtape IIIxt | 15GB native capacity |
DLTtape IV | 20GB native capacity |
DLT cleaning tape | 20 uses |
Tape life | |
Archive storage - with < 5% loss
in demagnetization at 20° C and 40% non-condensing humidity |
> 30 years |
Durability - average in typical office / computing environment | 1,000,000 head passes |
DLT 4000 Physical Specifications | ||
Width | 5.75" | 144.8 mm |
Height | 3.25" | 82.5 mm |
Depth | 9" | 228.6 mm |
Weight - varies by configuration | 5 lb | 2.27 kg |
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Craystone Investments Ltd, 149a Chorley New Road, Horwich, Bolton, BL6 5QE |