HP 6738 (US), 6831 (LA), 8829 (LA), 8822 (LA) manual Electromagnetic immunity, Reliability

14 U Series 5 Family Product Manual, Rev. B

1.10 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:

Test	Description	Performance	Reference
		Level	Standard
Electrostatic	Contact, HCP, VCP: ± 4 kV; Air:	B	EN 61000-4-2: 95
discharge	± 8 kV
Radiated RF	80 to 1,000 MHz, 3 V/m,	A	EN 61000-4-3: 96
immunity	80% AM with 1 kHz sine		ENV 50204: 95
	900 MHz, 3 V/m, 50% pulse
	modulation @ 200 Hz
Electrical fast	± 1 kV on AC mains, ± 0.5 kV	B	EN 61000-4-4: 95
transient	on external I/O
Surge	± 1 kV differential, ± 2 kV com-	B	EN 61000-4-5: 95
immunity	mon, AC mains
Conducted	150 kHz to 80 MHz, 3 Vrms,	A	EN 61000-4-6: 97
RF	80% AM with 1 kHz sine
immunity
Voltage dips,	0% open, 5 seconds	C	EN 61000-4-11: 94
interrupts	0% short, 5 seconds	C
	40%, 0.10 seconds	C
	70%, 0.01 seconds	B

1.11 Reliability

Nonrecoverable read errors	1 per 1013 bits read, max
Mean time between failures	500,000 power-on hours
	(nominal power, 25°C ambient tempera-
	ture)
Contact start-stop cycles	50,000 cycles
	(at nominal voltage and temperature, with
	60 cycles per hour and a 50% duty cycle)
Preventive maintenance	None required