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14 Momentus XT Product Manual, Rev. D
3.12 Electromagnetic immunity
When properly installed in a representative host system, the drive operates without errors or degradation in
performance when subjected to the radio frequency (RF) environments defined in the following table:
3.13 Reliability
Measurement type Specification
Nonrecoverable read errors 1 per 10
14
bits read, max.
Annualized Failure Rate (AFR) 0.5%
Load/Unload (U/UL)
25°C, 50% relative humidity
32°C, 80% relative humidity
5°C, 80% relative humidity
5°C, 10% relative humidity
55°C, 16% relative humidity
600,000 software-controlled power on/off cycles
50,000 hard power on/off cycles
600,000 software-controlled power on/off cycles
50,000 hard power on/off cycles
Warranty To determine the warranty for a specific drive, use a web bro
wser to access the
following web page:
http://www.seagate.com/www/en-us/support/warranty_&_re
turns_assistance
From this page, click on the “Verify Your Warranty” link. You will be asked to pro-
vide the drive serial number, model number (or part number) and country of pur-
chase. The system will display the warranty information for your drive.
Table 6: Radio frequency environments
Test Description
Performance
level
Reference
standard
Electrostatic discharge Contact, HCP, VCP: ± 4
kV; Air: ± 8 kV B EN 61000-4-2: 95
Radiated RF immunity 80 to 1,000 MHz, 3 V/m,
80% AM with 1 kHz sine
900 MHz, 3 V/m, 50% pulse modulation @ 200 Hz
A EN 61000-4-3: 96
ENV 50204: 95
Electrical fast transient ± 1 kV on AC mains, ± 0.5 kV on external I/O B EN 61000-4-4: 95
Surge immunity ± 1 kV differential, ± 2 kV common, AC mains B EN 61000-4-5: 95
Conducted RF immunity 150 kHz to 80 MHz, 3 Vrms, 80% AM with 1 kHz
sine
A EN 61000-4-6: 97
Power Frequency H-field
immunity
1 A/m, 50Hz/60Hz, 3 axes A EN 61000-4-8: 97
Voltage dips, interrupts 30% Reduction for 25 cycles
>95% Reduction for 250 cycles
>95%, 0.5 cycles
C
C
B
EN 61000-4-11: 94