AmpliVox PC850 - Page 40

39
D-0116493-B (OM015) – PC850 Operating Manual
Immunity test
IEC 60601 test
level
Compliance level
Electromagnetic
environment – guidance
Voltage dips, short
interruptions and voltage
variations on power supply
input lines (100V/60Hz &
240V/50Hz)
IEC 61000-4-11
0% U
T
(100% dip in U
T
) for
0.5 cycle
0% U
T
(100% dip in U
T
) for
1 cycle
40% U
T
(60% dip in U
T
) for 5
cycles
70% U
T
(30% dip in U
T
) for
500ms
0% U
T
(100% dip in U
T
) for 5
sec
0% U
T
100% dip in U
T
) for
0.5 cycle
0% U
T
(100% dip in U
T
) for
1 cycle
40% U
T
(60% dip in U
T
) for 5
cycles
70% U
T
(30% dip in U
T
) for
500ms
0% U
T
(100% dip in U
T
) for 5
sec
Mains power quality should be
that of a typical commercial or
hospital environment. If the
user of the PC850 Audiometer
requires continued operation
during power mains
interruptions, it is
recommended that the PC850
Audiometer be powered from
an uninterruptible power
supply or a battery
Power frequency (50/60Hz)
magnetic field
IEC 61000-4-8
30 A/m
30 A/m
Power frequency magnetic
fields should be at levels
characteristic of a typical
location in a typical
commercial or hospital
environment.