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Directions for use
Guidance and Manufacturer's Declaration—Electromagnetic Immunity
The Acuity System is intended for use in the electromagnetic environment specified below. The customer or the user of
the Acuity System should assure that it is used in such an environment.
Immunity Test
Electrostatic discharge
(ESD)
IEC 61000-4-2
Electrical fast
transient/burst
IEC 61000-4-4
Surge
IEC 61000-4-5
Voltage dips, short
interruptions, and
voltage variations on
power-supply input
lines
IEC 61000-4-11
Power frequency (50/
60 Hz) magnetic field
IEC 61000-4-8
Note
IEC 60601 Test Level Compliance Level
±6 kV contact
±6 kV contact
±8 kV air
±8 kV air
±2 kV for power supply
±2 kV for power
lines
supply lines
±1 kV for input/output
±1 kV for input/output
lines
lines
±1 kV differential mode
±1 kV differential
±2 kV common mode
mode
±2 kV common mode
<5% U
<5% U
t
t
(>95% dip in U
)
(>95% dip in U
t
for 0.5 cycle
for 0.5 cycle
40% U
40% U
t
t
(60% dip in U
)
(60% dip in U
t
for 5 cycles
for 5 cycles
70% U
70% U
t
t
(30% dip in U
)
(30% dip in U
t
for 25 cycles
for 25 cycles
<5% U
<5% U
t
t
(>95% dip in U
)
(>95% dip in U
t
for 5 sec
for 5 sec
3 A/m
3 A/m
U
is the AC mains voltage prior to application of the test level.
t
Chapter 11 Specifications
Electromagnetic Environment—
Guidance
Floors should be wood, concrete, or ceramic
tile. If floors are covered with synthetic
material, the relative humidity should be at
least 30%.
Mains power quality should be that of a
typical commercial or hospital environment.
Mains power quality should be that of a
typical commercial or hospital environment.
Mains power quality should be that of a
)
typical commercial or hospital environment.
t
If the user of the Acuity System requires
continued operation during power mains
)
interruption, it is recommended that the
t
monitor be powered with reliable AC power.
)
t
)
t
Power frequency magnetic fields should be
at levels characteristic of a typical location in
a typical commercial or hospital
environment.
185
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Troubleshooting
