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Appendix B Tape Drive Specifications
General
Front panel Unload button, LED indicators for
SCSI activity, tape motion,and errors
Back panel SCSI cable connector, power
connector, jumper block and DIP
switch for SCSI ID, SCSI terminator
R-packs (single-ended configuration)
Interface SCSI-1 and SCSI-2, single-ended or
differential
Physical Characteristics
Form factor 5.25-inch full-high
Size
82.5 mm (3.25 inches) high
146.0 mm (5.75 inches) wide
203.2 mm (8.00 inches) deep
Weight 1.2 kilograms (2.6 pounds)
Environmental
Operating temperature
+5°Cto+40°C(+41°F to +104°F)
Non-operating temperature
–40°Cto+60°C (–40°Fto+140°F)
Operating rel. humidity 20% to 80%
Non-operating rel. humidity 10% to 90%
Sustained Data Transfer Rate
8200 format 262.5 KBytes/sec
8200c
a
format (EXB-8500c) 500 KBytes/sec
8500 format 500 KBytes/sec
8500c
a
format (EXB-8500c) 1 MByte/sec
Capacity of EXATAPE 112m Data Cartridge
8200 format 2.5 GBytes
8200c
a
format (EXB-8500c) 5.0 GBytes
8500 format 5.0 GBytes
8500c
a
format (EXB-8500c) 10.0 GBytes
Power and Reliability
Supply voltages
Standard +5 VDC and +12 VDC ±5%
Tolerance 125 mVpp max.
b
Maximum current 2.09 Amps at +5 VDC;
0.75 Amps at +12 VDC
Maximum power
consumption
10.45 watts at +5 VDC;
9.1 watts at +12 VDC
Mean time between failure 40,000 hours @ 10% duty cycle
a
Assuming an average compression ratio of 2:1.
b
The ripple voltage is included in the total voltage tolerance.
December 1993 EXB-8500/EXB-8500c 45