Table 1: Declaration - electromagnetic emissions
Guidanceandmanufacturer’sdeclaration-electromagnetic
emissions
The models WL1 and WL3 are intended for use in the
electromagneticenvironmentspeciedbelow.Thecustomeror
the user should assure that it is used in such an environment.
Emissions
test
Compli-
ance
Electromagnetic environment -
guidance
RF
emissions
CISPR11
Group 1
The models WL1 and WL3
use RF energy only for its
internal function. Therefore,
its RF emissions are very low
and are not likely to cause any
interference in nearby electronic
equipment.
RF
emissions
CISPR11
ClassB
The models WL1 and WL3
are suitable for used in
domestic establishment and
in establishment directly
connected to a low voltage
power supply network which
supplies buildings used for
domestic purposes.
Harmonic
emissions
lEC61000-
3-2
ClassC
Voltage
uctuations
/icker
emissions
lEC61000-
3-3
Not
applicable
TechnicalDescriptionConcerningElectromagnetic
Immunity
Table 2: Guidance & Declaration - electromagnetic
immunity
Guidance&Declaration—electromagneticimmunity
The models WL1 and WL3 are intended for use in the
electromagneticenvironmentspeciedbelow.Thecustomeror
the user should assure that It is used in such an environment.
Immunity test
IEC
60601
test level
Complia-
nce level
Electromagnetic
environment -
guidance
Electros-
tatic
discharge
(ESD)
lEC61000-
4-2
±6 kV
contact
±8 kV air
±6 kV
contact
±8 kV air
Floors should be
wood, concrete or
ceramictile.Ifoors
are covered with
synthetic material,
the relative humidity
should be at least
30 %.
Electrical fast
transient/
burst
IEC61000-
4-4
±2kV for
power
supply
lines
±1 kV for
Input/
output
lines
±2kV for
power
supply
lines
Mainspowerquality
should be that of a
typical commercial or
hospital environment.
Surge
lEC61000-
4-5
±1 kV
line to
line
±2 kV
line to
earth
±2 kV line
to earth
Mainspowerquality
should be that of a
typical commercial or
hospital environment.
Voltage
dips, short
interruptions
and voltage
variations on
power supply
input lines
IEC61000-
4-11.
<5%U
T
(>95%
dip in
U
T
.)
for0.5
cycle
40 % U
T
(60% dip
in U
T
)
for5
cycles
70% U
T
(30% dip
in U
T
)
for25
cycles
<5%U
T
(>95%
dip in
U
T
)
for5sec
<5%U
T
(>95%dip
in U
T
.)
for0.5
cycle
40 % U
T
(60% dip
in U
T
)
for5
cycles
70% U
T
(30% dip
in U
T
)
for25
cycles
<5%U
T
(>95%dip
in U
T
)
for5sec
Mainspowerquality
should be that of a
typical commercial or
hospital environment.
If the users of
the models WL1
andWL3require
continued operation
during power mains
interruptions, it is
recommended that
the models WL1 and
WL3 be powered from
an uninterruptible
power supply or a
battery.
Power
frequency
(50/60Hz)
magnetic
eld
lEC61000-
4-8
3 A/m
Not
applica-
ble
Not applicable
NOTE U
T
is the a.c. mains voltage prior to application of
the test level.
