15
Power frequen
-
cy (50/60 Hz)
magnetic field
lEC 61000-4-8
3 A/m
Not applicable
Not applicable
NOte
U
T
is the a.c. mains voltage prior to application of the test level.
Table 3: Guidance & Declaration - electromagnetic immunity concerning Conducted RF & Radiated RF
Guidance and manufacturer’s declaration – electromagnetic immunity
The model STL25 is intended for use in the electromagnetic environment specified below.
The customer or the user should assure that it is used in such an environment.
Immunity test
Iec 60601
test level
compliance
level
electromagnetic environment –
guidance
Conducted RF lEC
61000-4-6
Radiated RF lEC
61000-4-3
3 V
rms
150 kHz to 80 MHz
3 V/m
80 MHz to 2.5 GHz
3 V
3 V/m
Portable and mobile RF communications
equipment should be used no closer to any
part of the model STL25, including cables,
than the recommended separation distance
calculated from the equation applicable to
the frequency of the transmitter.
Recommended separation distance
3V
d=1.2 P 80MHz to 800MHz
d=2.3
P 800MHz to 2.5 GHz
where
P
is the maximum output power rating
of the transmitter In watts (W) according to the
transmitter manufacturer and
d
Is the recom-
mended separation distance in meters (m).
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:
symbol:
NOte 1
At 80 MHz end 800 MHz. the higher frequency range applies.
NOte 2
These guidelines may not apply in all situations. Electromagnetic propagation is affected by absorpti
-
on and reflection from structures, objects and people.
