Appendix A — Electromagnetic Compatibility
91369 Service Manual
A-2
Electromagnetic Immunity
Note:
The monitor is intended for use in the electromagnetic environment specified below. The customer, or
user, of the monitor should ensure that it is used in such an environment.
Immunity Test
IEC 60601 Test Level
Compliance Level
Electromagnetic
Environment
Electrostatic
discharge (ESD)
IEC 61000-4-2
±6 kV contact
±8 kV air
8 kV contact
15 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
transient/burst
IEC 61000-4-4
±2 kV for power supply
lines
±1 kV for input/output
data lines
±2 kV for power supply
lines
±1 kV for input/output
data lines
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
1 kV differential mode
2 kV common mode
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
<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 seconds)
<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 seconds)
Mains power quality should
be that of a typical
commercial or hospital
environment.
The monitor automatically
switches to internal battery
operation during mains
power interruptions.
Power
frequency
(50/60 Hz)
magnetic field
IEC 61000-4-8
3 A/m
60 A/m
Power frequency magnetic
fields should be at levels
characteristic of a typical
location in a typical
commercial or hospital
environment.
Note
:
U
T
is the AC mains voltage prior to application of the test level. All power line immunity tests
were performed at 120 VAC/60 Hz and 230 VAC/50 Hz.
