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Guidance and manufacturer ’s declaration-electromagnetic immunity
The infrared thermometer is intended for use in the electromagnetic
environment specified below. The customer or the user of the infrared
thermometer should assure that it is used in such an environment.
Immunity test
IEC60601 test
level
Compliance
level
Electromagnetic
environment -guidance
Electrostatic
discharge
(ESD)
IEC 61000-4-2
±2, ±4, ±6kV for
Contact
discharge
±2,±4,±8kV
air discharge
±2, ±4, ±6kV for
Contact
discharge
±2,±4,±8kV
air discharge
Floors
should
be
wood, concrete or
ceramic tile.
If floors are covered
with synthetic material,
the relative humidity
should be at least 30%
Electrical fast
transient/burst
IEC 61000-4-4
±2
kV for a.c.
power lines
±1
kV for d.c.
power lines
N/A
Mains power quality
should be that of a
typical commercial or
hospital environment.
Surge
IEC 61000-4-5
±1
kV
line(s)
to line(s)
±2
kV
line(s)
to earth
N/A
Mains power quality
should be that of a
typical commercial or
hospital environment.
Voltage dips,
short
interruptions
and voltage
variations in
power supply
input lines
IEC 61000-4-11
<5%
U
T
(>95 dip in
U
T
)
for 0.5 cycle
40%
U
T
(60% dip in
U
T
)
for 5 cycles
70%
U
T
N/A
Mains power quality
should be that of a
typical commercial or
hospital environment.
If the user of the
infrared thermometer
requires continued
operation during
power mains
Guidance and manufacturer ’s declaration-electromagnetic immunity
The infrared thermometer is intended for use in the electromagnetic
environment specified below. The customer or the user of the infrared
thermometer should assure that it is used in such an environment.
Immunity
test
IEC 60601
test level
Compliance
level
Electromagnetic
environment-guidance
(30% dip in
U
T
)
for 25 cycles
<5%
U
T
(>95%
dip in
U
T
for 5 s
interruptions, it is
recommended
that the infrared
thermometer be
powered from an
uninterrupted power
supply or a battery
Power
frequency
(50/60Hz)
magnetic field
IEC 61000-4-8
3 A/m
3 A/m
Power frequency
magnetic fields should
be at levels
characteristic of a
typical location in a
typical commercial or
hospital environment
NOTE
U
T
is the a.c. mains voltage prior to application of the test level.
Conducted
RF
IEC
61000-4-6
3Vrms
150kHz to
80MHz
N/A
Portable and mobile RF communications
equipment should be used no closer to any
part of the infrared thermometer including
cables, than the recommended separation
distance calculated from the equation
applicable to the frequency of the transmitter.
Recommended separation distance
d
=1.2
P
