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ELECTROMAGNETIC COMPATIBILITY (EMC)
• Guidance and manufacturer’s declaration – electromagnetic emissions
The device is intended for use in the electromagnetic environments listed below, and should only be used in
such environments:
Emissions test
Compliance
Electromagnetic environment – guidance
RF emissions CISPR 11
Group 1
RF energy is used only to maintain device’s operation.
Therefore, its RF emissions are so low that it’s not likely to
cause any interference in nearby electronic equipment.
RF emissions CISPR 11
Class B
Harmonic emissions
IEC 61000-3-2
Class A
The device is suitable for use in all establishments, including
domestic establishments, and those directly connected to
the public low-voltage power supply network that supplies
buildings used for domestic purposes.
Voltage fluctuations/flicker
emissions IEC 61000-3-3
Complies
• Guidance and manufacturer’s declaration – electromagnetic immunity
The device is intended for use in the electromagnetic environments listed below, and should only be used in
such environments:
Immunity test
IEC 60601
test level
Compliance
level
Electromagnetic environment – guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
± 8 kV contact
discharge
± 15 kV air discharge
± 8 kV contact
discharge
± 15 kV air
discharge
In the case of air discharge testing, the climatic
conditions shall be within the following ranges:
Ambient Temperature:15˚C~35˚C,
Relative Humidity: 30%~60%.
Power frequency
(50 or 60 Hz)
magnetic field
IEC 61000-4-8
30 A/m
50 or 60 Hz
30 A/m
50 or 60 Hz
Power frequency magnetic fields should be at
levels characteristic of a typical location in a typical
commercial or hospital environment.
Electrical fast
transient/burst
IEC 61000-4-4
± 2 kV for power
supply lines
± 1 kV for input/
output lines
± 2 kV for power
supply lines
± 1 kV for input/
output lines
Mains power quality should be that of a typical
commercial or hospital environment.
Surge
IEC 61000-4-5
± 2 kV Power lines
± 2 kV Power lines
Mains power quality should be that of a typical
commercial or hospital environment.
Interruptions and
voltage variations
on power supply
input lines
IEC 61000-4-11
0% UT; 0.5 cycle
At 0°, 45°, 90°, 135°,
180°, 225°, 270°
and 315°.
0% UT; 1 cycle
70% UT; 25/30 cycles
0% UT; 250/300
cycles
0% UT; 0.5 cycle
At 0°, 45°, 90°, 135°,
180°, 225°, 270°
and 315°.
0% UT; 1 cycle
70% UT; 25 cycles
0% UT; 250 cycles
Mains power quality should be that of a typical
commercial or hospital environment. If the user of the
device requires continued operation during power
mains interruptions, it is recommended that the device
be powered from an uninterruptible power supply or
a battery.
