Guidance and manufacture's declaration – electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The
customer or the user of the device should ensure that it is used in such an environment.
Immunity
IEC 60601 test
test
level
Conducted
RF
3 V
rms
IEC 61000-
150 kHz to 80
4-6
MHz
Radiated
3 V/m
RF
80 MHz to 2.5
IEC 61000-
GHz
4-3
NOTE 1
At 80 MHz and 800 MHz, the higher frequency range applies.
NOTE 2
These guidelines may not apply in all situations. Electromagnetic propagation
is affected by absorption and reflection from structures, objects and people.
a
Field strengths from fixed transmitters, such as base stations for radio
(cellular/cordless) telephones and land mobile radios, amateur radio, AM and FM radio
broadcast and TV broadcast cannot be predicted theoretically with accuracy. To assess
the electromagnetic environment due to fixed RF transmitters, an electromagnetic site
survey should be considered. If the measured field strength in the location in which the
Complianc
Electromagnetic environment - guidance
e level
Portable and mobile RF communications
equipment should be used no closer to any
part of the device, including cables, than the
recommended separation distance
calculated from the equation applicable to
the frequency of the transmitter.
Recommended separation distance
3 Vrms
3 V/m
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).
Field strengths from fixed RF transmitters,
as determined by an electromagnetic site
survey,
level in each frequency range.
Interference may occur in the vicinity of
equipment marked with the following
symbol:
9
a
should be less than the compliance
b