DiamondMax 21 PATA Product Manual, Rev. A 21
2.11 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:
Table 7: 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 com-
mon, 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
Voltage dips, interrupts 0% open, 5 seconds
0% short, 5 seconds
40%, 0.10 seconds
70%, 0.01 seconds
C
C
C
B
EN 61000-4-11: 94
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