Frye FONIX 8000 - Page 57

Chapter 9: 51
Guidance and manufacturer’s declaration – electromagnetic immunity
The 8000 is intended for use in the electromagnetic environment specified below. The
customer or the user of the 8000 should assure that it is used in such an environment.
Immunity test IEC 60601 test level Compliance level Electromagnetic envi-
ronment—guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
+/- 6 kV contact
+/- 8 kV air
+/- 6 kV contact
+/- 8 kV air
Floors should be wood,
concrete or ceramic tile.
If floors are covered with
synthetic material, the
relative humidity should
be at least 30%.
Electrical fast tran-
sient/burst
IEC 61000-4-4
+/- 2 kV for power
supply lines
+/- 1 kV for input/
output lines
+/- 2 kV for power
supply lines
+/- 1kV for input/
output lines
Mains power qual-
ity should be that of a
typical commercial or
hospital environment.
Surge
IEC 61000-4-5
+/- 1 kV differential
mode
+/- 2 kV common
mode
+/- 1 kV differential
mode
+/- 2 kV common
mode
Mains power qual-
ity should be that of a
typical commercial or
hospital environment.
Voltage dips, short
interruptions and
voltage variations
on power supply
input lines
IEC 61000-4-11
<5% U
t
(>95% dip in U
t
)
for 0.5 cycle
40% U
t
(60% dip in U
t
)
for 5 cycles
70% U
t
(30% dip in U
t
)
for 25 cycles
<5% U
t
(>95% dip in U
t
)
for 5 sec
<5% U
t
(>95% dip in U
t
)
for 0.5 cycle
40% U
t
(60% dip in U
t
)
for 5 cycles
70% U
t
(30% dip in U
t
)
for 25 cycles
<5% U
t
(>95% dip in U
t
)
for 5 sec
Mains power quality
should be that of a typi-
cal commercial or hos-
pital environment. If the
user requires continued
operation during power
mains interruptions, it
is recommended that
the 8000 be powered
from an uninterruptible
power supply.
Power frequency
(50/60 Hz)
Magnetic field
IEC 61000-4-8
3 A/m 3 A/m Power frequency mag-
netic fields should be at
levels characteristic of
a typical commercial or
hospital environment.
Note Ut is the a.c. mains voltage prior to application of the test level.