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2120
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%UT
(>95 dip inUT)
for 0.5 cycle
40%UT
(60% dip in UT)
for 5 cycles
70% UT
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 UT)
for 25 cycles
<5%UT (>95%
dip inUT 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
NOTEUT 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
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