Natus® Brain Monitor & Embl
a Dx Series™
User and Service Manual
10
Table 2 - Electromagnetic Immunity
Guidance and manufacturer’s declaration – electromagnetic immunity
The
Brain Monitor & Embla Dx Series Amplifiers
are intended for use in the electromagnetic
environment specified below. The customer or the user of the
Brain Monitor & Embla Dx Series
Amplifiers
should assure that they are used in such an environment.
Immunity Test
IEC 60601
Test Level
Compliance
Level
Electromagnetic Environment - Guidance
Electrostatic Discharge
(ESD)
IEC 61000-4-2
±8 kV contact
±15 kV air
Complies
Floors should be wood, concrete or ceramic
tile. If floors are covered with synthetic
material, the relative humidity should be at
least 30%.
Electrostatic fast
transient/burst
IEC 61000-4-4
±2 kV, 100Khz
for power
supply lines
±1 kV, 100Khz
for input/output
lines
Complies
Mains power quality should be that of a
typical commercial or hospital environment.
Surge
IEC 61000-4-5
±1 kV
differential
mode
±2 kV common
mode
Complies
Mains power quality 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
<100% drop,
0/5 periods, 0°,
45°,
90°, 135°,
180°, 225°,
270°, 315°
100% dip, 1
period
30% dip, 25/30
periods
40% dip for 5
cycles
Complies
Mains power quality should be that of a
typical commercial or hospital environment.
If the user of the
Brain Monitor & Embla
Dx Series Amplifiers
require continued
operation during power mains interruption, it
is recommended that the
Brain Monitor &
Embla Dx Series Amplifiers
be powered
from an uninterruptible power supply or a
battery.
Power frequency
(50/60 Hz) magnetic field
IEC 61000-4-8
30 A/m
Complies
Power frequency magnetic fields should be
at levels characteristic of a typical location in
a typical commercial or hospital
environment.
NOTE: UT is the AC supply voltage prior to application of the test level.
