User's Manual

96
Power
Frequency
Magnetic Field
IEC 61000-4-8
3 A/m 3 A/m If image distortion occurs, it
may be necessary to position
the SonoSite ultrasound
system further from sources of
power frequency magnetic
fields or to install magnetic
shielding. The power
frequency magnetic field
should be measured in the
Intended installation location
to assure that it is sufficiently
low.
Conducted RF
IEC 61000-4-6
3Vrms
150 kHz to 80 MHz
3 Vrms Portable and mobile RF
communications equipment
should be used no closer to
any part of the SonoSite
ultrasound system including
cables, than the
recommended separation
distance calculated from the
equation applicable to the
frequency of the transmitter.
Recommended Separation
Distance
d = 1.2
Radiated RF
IEC 61000-4-3
3Vim
80 MHz to 2.5 GHz
3 V/m
d = 1.2
80 MHz to 800 MHz
d = 2.3
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 meters (m).
Table 2: Manufacturer’s Declaration - Electromagnetic Immunity (Continued)
Immunity Test IEC 60601 Test Level Compliance Level
Electromagnetic
Environment
P
P
P