Manufacturer: Imation
Part Number: 91270
Format: Enterprise 1/2 Inch - 9840 Cartridge
Capacity: 20GB Uncompressed
General Information:
Make Imation Black Watch 9840 Tape Cartridges an integral part of your data management solution. Featuring a revolutionary, completely internal tape path design and a familiar 3480-based form factor, the 9840 half-inch tape cartridge draws on Imation`s over 50-year history in half-inch tape manufacturing and development. And, with a fast average access time of 12 seconds, you can count on network-friendly speed combined with enterprise-strength reliability.
Access, capacity and reliability:
- Exclusively co-developed with StorageTek
- Sustained transfer rates up to 30MB/sec (compressed) in T9840C drive; 10MB/sec in T9840A drive; 19MB/sec in T9840B drive
- 40GB uncompressed for T9840C drive; 20GB uncompressed capacity for T9840A and T9840B drives
- Average access time of 12 seconds (based on average first access, including load time)
- Fast load times, factory-recorded servo tracks, & easy automation
- Imation proprietary backcoating protects against static electricity, impressions, & scratches
- Absorbs debris safely to decrease chance of errors
- Minimizes inter-layer slippage for uniform signal output
Substrate
Polyethylene naphthalate (PEN)
Durability
Long Length: 361 full-file writes/reads (7.2 terabytes) minimum(6,500 write/read passes)
Short Length: 80,000 write/read passes minimum
Coercivity
1625 75 Oersteds (130 6.0 KA/m)
Size (overall cartridge)
L x W x H (in): 4.92 in. x 4.29 in. x 1.00 in.
L x W x H (mm): 125mm x 109mm x 25.4mm
Weight
9.17 oz. nominal (262g)
Number of Tracks
288 data tracks
Track Following Servo
Factory prerecorded.
Caution: do not bulk erase cartridges
Tape Speed
80 ips r/w, up to 440 ips search(2 m/s r/w, up to 11 m/s search)
Drop Test
Suitable for use after a drop of up to 39.4 in. (1m). As with all high capacity media, it is recommended that the data on a dropped cartridge be copied to another cartridge and the dropped cartridge be retired.
Load/Unload
10,000 load/unloads minimum
Permanent Errors
Zero
Archival Lifetime
15-30 years
Toxicity
Non-hazardous to human health in anticipated use
Flammability
Self-extinguishing per UL94
Operating Conditions
Acclimate for 24 hours prior to use
60F to 90F (15C to 32C) 20% RH to 80% RH
78F (26C) wet bulb maximum
Storage Conditions (up to 4 weeks)
40F to 90F (-5C to 32C) 5% RH to 80% RH
78F (26C) wet bulb maximum
Archival Conditions (more than 4 weeks)
65F to 79F (18C to 26C) 40% RH to 60% RH
78F (26C) wet bulb maximum
Transportation Conditions
-10F to 120F (-23C to 49C) 5% RH to 80% RH
78F (26C) wet bulb
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