iHealth BP7 Посібник користувача - Сторінка 14
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Electrical fast
± 2 kV for power
transient/burst
supply lines
IEC 61000-4-4
Surge
± 1 kV line(s) to
IEC 61000-4-5
line(s)
± 2 kV line(s) to
earth
Voltage dips,
<5 % U
short
(>95 % dip in U
interruptions
for 0.5 cycle
and
40 % U
voltage
(60 % dip in U
variations
for 5 cycles
on power
70 % U
supply
(30 % dip in U
input lines
for 25 cycles
IEC 61000-4-11
<5 % U
(>95 % dip in U
for 5 s
Power
3 A/m
frequency
(50/60 Hz)
magnetic field
IEC 61000-4-8
NOTE: U
is the a.c. mains voltage prior to application of the test level.
T
For ME EQUIPMENT and ME SYSTEMS that are not LIFE-SUPPORTING
Guidance and manufacturer's declaration - electromagnetic immunity
The Wireless Blood Pressure Wrist Monitor is intended for use in the electromagnetic
environment specified below. The customer or the user of the Wireless Blood Pressure Wrist
Monitor should assure that it is used in such an environment.
IMMUNITY test
Conducted RF
IEC 61000-4-6
± 2 kV for power
supply lines
± 1 kV line(s) to
line(s)
± 2 kV line(s) to
earth
<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 s
3 A/m
IEC 60601test
level
3 Vrms 150 kHz to
80 MHz
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
T
)
that of a typical commercial or
T
hospital environment. If the user
of the monitor requires continued
T
)
operation during power mains
T
interruptions, it is recommended
that the monitor be powered from
T
)
an uninterruptible power supply or
T
a battery.
T
)
T
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a typical
commercial or hospital
environment.
Table 3
Compliance
Electromagnetic environment -
level
Portable and mobile RF
communications equipment should be
used no closer to any part of the
monitor, including cables, than the
recommended separation distance
calculated from the equation
applicable to the frequency of the
transmitter.
Recommended separation distance：
3 V
=
d
guidance
1
2 .
P
14