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Table 2
For all ME EQUIPMENT and ME SYSTEMS
Guidance and manufacture's declaration – electromagnetic immunity
The BM 66/U is intended for use in the electromagnetic environment specified below. The customer or the user of the BM 66/U should assure
that it is used in such an environment.
Immunity test
IEC 60601 test level
Electrostatic discharge
± 6 kV contact
(ESD) IEC 61000-4-2
± 8 kV air
Electrical fast transient/
± 2 kV for power supply lines
burst IEC 61000-4-4
± 1 kV for input/output lines
± 1 kV line(s) to line(s)
Surge IEC 61000-4-5
± 2 kV line(s) to earth
<5 % U
0.5 cycle
Voltage dips, short inter-
40 % U
ruptions and voltage
5 cycles
variations on power sup-
70 % U
ply input lines
25 cycles
IEC 61000-4-11
<5 % U
for 5 s
Power frequency
(50/60 Hz) magnetic field
3 A/m
IEC 61000-4-8
NOTE: U
is the a.c. mains voltage prior to application of the test level.
T
Compliance level
± 6 kV contact
± 8 kV air
± 2 kV for power supply lines
± 1 kV for input/output lines
± 1 kV line(s) to line(s)
± 2 kV line(s) to earth
(>95 % dip in U
) for
<5 % U
T
T
0.5 cycle
(60 % dip in U
) for
40 % U
T
T
5 cycles
(30 % dip in U
) for
70 % U
T
T
25 cycles
(>95 % dip in U
)
<5 % U
T
T
for 5 s
3 A/m
Electromagnetic environment – guidance
Floors should be wood, concrete or ceramic tile. If
floors are covered with synthetic material, the rela-
tive humidity should be at least 30 %.
Mains power quality should be that of a typical com-
mercial or hospital environment.
Mains power quality should be that of a typical com-
mercial or hospital environment.
(>95 % dip in U
) for
Mains power quality should be that of a typical com-
T
T
mercial or hospital environment. If the user of the
(60 % dip in U
) for
BM 66/U requires continued operation during power
T
T
mains interruptions, it is recommended that the BM
(30 % dip in U
) for
66/U be powered from an uninterruptible power sup-
T
T
ply or a battery.
(>95 % dip in U
)
T
T
Power frequency magnetic fields should be at levels
characteristic of a typical location in a typical com-
mercial or hospital environment.
57
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