Specifications

IQmark Digital ECG Operation Manual
42
Guidance and manufacturer’s declaration – electromagnetic immunity
The IQmark Digital ECG is intended for use in the electromagnetic environment specified below.
The customer or the user of the IQmark Digital ECG should assure that it is used in such an
environment.
Immunity test
IEC 60601 test level
Compliance level
Electromagnetic environment –
guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
±6 kV contact
±8 kV air
±6 kV contact
±8 kV air
Floors should be wood, concrete
or ceramic tile. If floors are
covered with synthetic materials,
the relative humidity should be at
least 30%.
Electrical fast
transient/burst
IEC 61000-4-4
±2 kV for power
supply lines
±1 kV for
input/output lines
N/A
±1 kV for
input/output lines
Battery-operated device
Surge
IEC 61000-4-5
±1 kV differential
mode
N/A
Battery-operated device
Voltage dips,
short
interruptions
and voltage
variations on
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
(30% dip in U
T
)
for 25 cycles
<5% U
T
(<95% dip in U
T
)
for 5 sec
N/A
Battery-operated device
Power
frequency
(50/60 Hz)
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.
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