ETEKCITY TENS Unit User Manual page 31

The device is intended for use in the electromagnetic environment specified below. The customer or the user of device
should assure that it is used in such an environment.
Immunity Test IEC 60601 Test Level
± 8 kV contact
Electrostatic
± 2 kV, ±4 kV, ±8 kV,
discharge (ESD)
± 15 kV air
IEC 61000-4-2
Electrical fast
± 2 kV for power supply lines
transient/burst
± 1 kV for input/output lines
IEC 61000-4-4
± 0.5kV, ± 1 kV line(s) to lines
Surge
± 0.5kV, ± 1 kV, ± 2 kV line(s)
IEC 61000-4-5
to earth
Table 2
Declaration - Electromagnetic Immunity
Compliance Level
± 8 kV contact
± 2 kV, ± 4 kV, ± 8kV,
± 15 kV air
± 2 kV for power supply
lines
± 1 kV for input/output
lines
± 0.5kV, ± 1 kV line(s)
to lines
± 0.5kV, ± 1 kV, ± 2 kV
line(s) to earth
Electromagnetic Environment -
Guidance
Floors should be wood, concrete, or
ceramic tile. If floors are covered with
synthetic material, the relative humidity
should be at least 30%.
Mains power quality should be that
of a typical commercial or hospital
environment.
Mains power quality should be that
of a typical commercial or hospital
environment.
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