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burst
IEC 61000-4-4
Surge
IEC 61000-4-5
Voltage dips,
short
inte rruptions
and voltage
variations on
powe r supply
input lines
IEC 61000-4-11
Powe r
fre quency
(50/60Hz)
Magnetic field
IEC 61000-4-8
NO TE U
is the a.c. mains voltage prior to application of the test le vel.
T
line s
± 1 k V for input
/ output lines
± 1 k V line (s) to
line (s)
± 2 k V line (s) to
e arth
<5% U
T
(>95 % dip in
U
T)
For 0.5 cycle
40% U
T
(60 % dip in U
T)
for 5 cycle s
70 % U
T
(30 % dip in U
)
T
for 25 cycle s
<5% U
T
(>95 % dip in
U
)
T
For 5 s
3 A/m
Powe re d and
Se rial cable
<3m )
Not Applicable
(batte ry
Powe re d)
Not Applicable
(batte ry
Powe re d)
3 A/m
66
typical commercial or
hospital e nvironment.
Mains powe r quality
should be that of a
typical commercial or
hospital e nvironment.
Mains powe r quality
should be that of a
typical commercial or
hospital e nvironment.
If the user of the
MicroC O requires
continued operation
during powe r m ains
inte rruptions, it is
re com mended that the
MicroC O be powe red
from an uninterruptable
powe r supply or a
batte ry.
If incorre ct operation
occurs, it m ay be
ne ce ssary to position
the MicroCO further
from sources of powe r
fre quency magnetic
fie lds or to install
m agnetic shielding.
The powe r fre quency
m agnetic field should be
m e asured in the
inte nded installation
location to assure that it
is sufficiently low.
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