User's Manual Part 2

10-31
3880 System
Table 202—Guidance and manufacturer’s declaration— electromagnetic immunity—for all EQUIPMENT and SYSTEMS
Guidance and manufacturer’s declaration—electromagnetic immunity
The 3880 System is intended for use in the electromagnetic environment customer or the user of the 3880 System 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 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
<5 % UT (>95 %
<5 % UT (>95 % dip in
Mains power quality should be that of a typical
interruptions, and voltage
variations on power supply
input lines
IEC 61000
-4-11
dip in UT) for 0.5
cycle
40 % UT (60 %
dip in UT) for 5
cycles
70 % UT (30 %
UT) for 0.5 cycle
40 % UT (60 % dip in
UT) for 5 cycles
70 % UT (30 % dip in
commercial or hospital environment. If the user
of the 3880 System requires continued
operation during power mains interruptions, it is
recommended that the 3880 System be
powered from an uninterruptible power supply or
a
battery.
dip in UT) for 25
cycles
<5
% UT(>95 %
UT) for 25 cycles
<5 % UT(>95 % dip in
dip in UT) for 5
sec
UT) for 5 sec
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—UT is the a.c. mains voltage prior to application of the test level.