Seagate STT8000A, Product Manual

Page: 19 / 88

Specifications Chapter 2
STT8000A Product Manual Page 11
Environmental requirements
The following table lists the environmental specifications for the STT8000A. The
drive may be mounted either vertically or horizontally.
Specification Operational Non-operational
Temperature
+4
1
°
t
o +113° F
1
(+ 5° to + 45° C)
–40° to +149
o
F
2
(–40° to + 65
o
C)
Thermal gradient 1° C per minute
(no condensation) 20° C per hour
Relative humidity 20% to 80%
non-condensing
1
5% to 95%
non-condensing
2
Maximum wet bulb temperature 78.8° F (26° C) No condensation
Altitude –1000 to +15,000 feet –1000 to +50,000 feet
Vibration
Peak to Peak
Displacement
0.005 in. max.
(5 to 44.3 Hz) 0.1 in. max.
(5 to 17 Hz)
Peak Acceleration 0.50 g max.
(44.3 to 500 Hz) 1.5 g max.
(17 to 500 Hz)
Acoustic level operational
(A-wt sum) 55 dBA maximum
(measured in suitable
enclosure at 3-ft distance
and operator height) —
Shock (1/2 sine wave) 2.5 g’s peak, 11 msec 100 g's peak, 11 msec
1 Specification applies to drive mechanism and media
2 Specification applies to drive mechanism only