Cosmed microQuark - Page 13

Guidance and manufacturer’s declaration - electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The customer or the user of the device should assure that it
is used in such an environment.
Immunity test
Test level
IEC 60601-1
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 material, 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
±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
±1 kV differential
mode
±2 kV common
mode
±1 kV differential
mode
±2 kV common mode
Mains power quality should be that of a typical commercial or
hospital environment.
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 cycles
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
<5% U
T
(>95% dip in U
T
) for
0.5 cycles
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
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.
Power frequency (50/60
Hz) magnetic field
IEC 61000-4-8
3 A/m 3 A/m Power frequency magnetic fields s
hould be at levels
characteristic of a typical location in a typical commercial or
hospital environment.
Nota: U
T
is the a.c. mains voltage prior to application of the test level.
Getting started - EMC - 11