5. Important information
Immunity test
IEC 60601-1-2 4
th
edition (2014)
Test levels
Compliance level
Electromagnetic
environment –
guidance
Voltage dips, short
interruptions and voltage
variations on power
supply input lines
IEC 61000-4-11
< 5% U
T
1
(> 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 5s
< 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 5s
Mains power quality
should by that of a typical
commercial or hospital
environment. If the user
of the MDRC-1219
requires continued
operation during power
mains interruptions, it is
recommended that the
MDRC-1219 be powered
from an uninterruptible
power supply or a battery.
Power frequency (50/60
Hz) magnetic
fi
eld
IEC 61000-4-8
30 A/m
30 A/m
Power frequency
magnetic
fi
elds should
be at levels characteristic
of a typical location in
a typical commercial or
hospital environment.
Conducted RF
IEC 61000-4-6
Radiated RF
IEC 61000-4-3
3 V/m @ 150 kHz to 80
MHz
9 to 28 V/m in
communication service
bands up to 6 GHz
3V/m @ 150 kHz to
80MHz
9 to 28 V/m in
communication service
bands up to 6 GHz
Portable and mobile
RF communications
equipment should be
used no closer to any
part of the MDRC-1219,
including cables, than
the recommended
separation distance
calculated from the
equation applicable
to the frequency
of the transmitter.
Recommended
separation distance
d = 1.2
√
P
d = 1.2
√
P
80 MHz to 800
MHz
d = 2.3
√
P
800 MHz to 2.5
Ghz
Where P is the maximum
output power rating
of the transmitter in
watts (W) according
to the transmitter
manufacturer and d
is the recommended
separation distance in
meters (m).
Field strengths from
fi
xed RF transmitters,
as determined by an
electromagnetic site
survey,
2
should be less
than the compliance
1. is the a.c. mains voltage prior to application of the test level.
30
K5902137 (451920612603) MDRC-1219 23/02/2018
