14
ELECTROMAGNETIC COMPATIBILITY
(
EMC
)
EN
Guidance and Manufacturer’s Declaration – Electromagnetic Immunity
Portable and mobile RF communications equipment should be used no closer to
any part of the X
4
TM
Knee Brace Sensor, including cables, than the recommended
separation distance calculated from the equation applicable to the frequency of
the transmitter.
Immunity Test
IEC
60601
Test Level
Compliance
Level
Recommended Separation
Distance
Conducted RF
IEC
61000-4-6
3
Vrms
150
KHz to
80
MHz
3
V
1
.
2√
P
Radiated RF
IEC
61000-4-3
3
V/m
80
MHz to
2
.
5
GHz
10
V/m
0
.
35√
P
80
MHZ TO
800
MHZ
0
.
7√
P
800
MHZ 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 recommended 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:
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 a
ff
ected by absorption and reflection from structures, objects and
people.
Summary of Contents for X4
Page 1: ...X4TM Knee Brace Instructions for Use ...
Page 2: ......