Fujitsu MHT2040BH, Product Manual

Page: 30 / 264

Device Overview
1-8 C141-E203-01EN
(5) Current fluctuation (Typ.) at +5 V when power is turned on
Figure 1.2 Current fluctuation (Typ.) at +5 V when power is turned on
(6) Power on/off sequence
The voltage detector circuits m5 V. The circuits do not allow a write
signal if either voltage is abnormal. These prevent data from being destroyed and
eliminates the need to be concerned with the power on/off sequence.
1.4 Environmental Specifications
Table 1.4 lists the environmental specifications.
Table 1.4 Environmental specifications
Item Specification
Temperature
• Operating
• Non-operating
• Thermal Gradient
5 °C to 55 °C (ambient)
5 °C to 60 °C (disk cover surface)
–40 °C to 65 °C
20 °C/h or less
Humidity
• Operating
• Non-operating
• Maximum Wet Bulb
8 % to 90 % RH (Non-condensing)
5 % to 95 % RH (Non-condensing)
29 °C (Operating)
40 °C (Non-operating)
Altitude (relative to sea level)
• Operating
• Non-operating
–300 to 3,000 m
–300 to 12,000 m