Immunity test
IEC60601-1-2 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 material, the relative
humidity should be at least 30 %.
Electric fast
transient/ burst IEC
61000-4-4
±2 kV for power
supply lines
±1 kV for
input/output lines
Not applicable
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
Not applicable
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
inU
T
.
）
for 0.5 cycle
40 % U
T
（
60% dip in
U
T
）
for 5 cycles
70 % U
T
(30% dip
inU
T
) for 25 cycles
<5 % U
T
（
95% dip
inU
T
）
for 5 sec.
Not applicable
Mains power quality should be
that of a typical commercial or
hospital environment. If the user of
the upper arm style requires
continued operation during power
mains interruptions, it is
recommended that Dr Trust BP
Check with MDI be powered from
an uninterruptible power supply or
a battery.
Power frequency
(50/ 60 Hz) magnetic
field IEC 61000-4-8
3 A/m
Not applicable
Not applicable
Note: U
T
is the a.c. mains voltage prior to application of the test level.
Immunity test
IEC60601-1-2
test level
IEC60601-1-2
test level
Electromagnetic environment
- guidance
Conducted RF
IEC 61000-4-6
Radiated RF
IEC 61000-4-3
3 Vrms 150 kHz
to 80 MHz 80%
AM (2Hz)
3 Vrms 80 MHz
to 2.5 GHz 80%
AM (2Hz)
3 Vrms
3 V/m
Portable and mobile RF communications equipment
should be used no closer to any part of Dr Trust BP Check
with MDI , including cables, than the recommended
separation distance calculated from the equation
applicable to the frequency of the transmitter.
Recommend separation distance
3V
d = 1.2×p
1/2
80Mhz to 800 MHz
d = 2.3×p
1/2
MHz to 2.5 GHz
Where
P
is the maximum o
utput power rating of the
transmitter in watts (W) according to he transmitter
manufacturer and d is the recom
mended separation
distance in meters (m).
Field strengths from fixed RF transmitters as determined
by an electromagnetic site survey
a
, should be
less than the
compliance level in each frequency range
b
. Interference
may occur in the vicinity of equipment marked with the
following symbol:
