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NOTE: UT is the a.c. mains voltage prior to application of the test level.
Table 3
Guidance and manufacturer’s declaration – electromagnetic immunity
The Patient Monitor is intended for use in the electromagnetic environment specified below. The customer or the user
of The Patient Monitor should assure that it is used in such an electromagnetic environment.
Immunity test
IEC60601 test level
Compliance level
Electromagnetic environment -guidance
Conducted RF
IEC61000-4-6
Radiated RF
IEC61000-4-3
0,15MHz
–
80MHz
3 V RMS outside the ISM
band, 6 V RMS in the ISM
80 MHz to 2.7 GHz
3V/m
0,15MHz
–
80MHz
3 V RMS outside the ISM
band, 6 V RMS in the ISM
80 MHz to 2.7 GHz
3V/m
Portable and mobile RF communications
equipment should be used no closer
to any part of The Patient Monitor,
including cables, than the recommended
separation distance calculated from the
equation applicable to the frequency of
the transmitter.
Recommended separation distance
d=1.2
P
d=1.2
P
80MHz to 800MHz
d=2.3
P
800MHz to 2.5GHz
Where P is the maximum output
power rating of the transmitter in
watts (W) according to the transmitter
manufacturer and d is the recommended
separation distance in metres (m). b
Field strengths from fixed RF
transmitters, as determined by an
electromagnetic site survey ,a should be
less than the compliance level in each
frequency range .b
Interference may occur in the vicinity of
equipment marked with the following
symbol.