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Table 2
Guidance and declaration of manufacturer-electromagnetic immunity
The SFT53 Ear Thermometer is intended for use in the electromagnetic environment specified below.
The customer or the user of the SFT53 Ear Thermometer should assure that it is used in such an environment.
IMMUNITY test
Electrostatic discharge (ESD)
IEC 61000-4-2
Electrostatic transient/burst
IEC 61000-4-4
Surge IEC 61000-4-5
Voltage dips, short interrup-
tions and voltage variations
on power supply input lines
IEC 61000-4-11
Power frequency (50/60 Hz)
magnetic field IEC 61000-4-8
NOTE: U
is the a.c. mains voltage prior to application of the test level.
T
IEC 60601 test level
± 6 kV contact
± 8 kV air
±2 kV for power supply lines
±1 kV for input/output lines
±1kV differential mode
±2kV common mode
<5% U
(>95% dip in U
for 0.5 cycle
T
T
40% U
(60% dip in U
) for 5 cycles
T
T
70% U
(30% dip in U
) for 25 cycles
T
T
<5% U
(>95% dip in U
) for 5 sec
T
T
3 A/m
Compliance level Electromagnetic environment – guidance
Floors should be wood, concrete or ceramic tile. If
± 6 kV contact
floors are covered with synthetic material, the rela-
± 8 kV air
tive humidity should be at least 30 %.
Not applicable
Not applicable
Not applicable
Power frequency magnetic fields should be at levels
3 A/m
charactertic of a typical location in a typical com-
mercial or hospital environment.
65
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