User's Manual
15
Chapter 1
1.4 Safety Precautions
Table 2
Guidance and manufacturer's declaration - electromagnetic immunity
The device is intended for use in the electromagnetic environment specifi ed below.
The customer or the user of the device should assure that it is used in such an environment.
Immunity test
IEC 60601
test level
Compliance
level
Electromagnetic environment - guidance
Electrostatic
discharge
(ESD)
IEC61000-4-2
+/- 6kV
contact
+/- 6kV
contact
Floors should be wood, concrete or ceramic tile. If fl oors 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.
+/- 8kV air +/- 8kV air
Electrical fast
transient/burst
IEC61000-4-4
+/- 2kV
for power
supply lines
+/- 2kV for
power supply
lines
+/- 1kV
for input/
output lines
+/- 1kV for
input/output
lines
Surge
IEC61000-4-5
+/- 1kV
differential
mode
+/- 1kV
differential
mode
Mains power quality should be that of a typical commercial or hospital
environment.
+/- 2kV
common
mode
+/- 2kV
common
mode
Voltage
dips, short
interruptions
and voltage
variations on
power supply
input lines
IEC61000-4-11
<5% U
T
(>95% dip
in U
T
) for
0.5 cycle
<5% U
T
(>95% dip in
U
T
) for 0.5
cycle
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 uninterrupted power supply or a battery.
40% U
T
(60% dip
in U
T
) for 5
cycles
40% U
T
(60%
dip in U
T
) for
5 cycles
70% U
T
(30% dip in
U
T
) for 25
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 5 sec
Power
frequency
(50/60 Hz)
magnetic fi eld
IEC61000-4-8
3 A/m 3 A/m Power frequency magnetic fi elds 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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