23
SPECIFICATIONS AND PERFORMANCE
Guidance and manufacturer's declaration - electromagnetic immunity
The SL-2G is intended for use in the electromagnetic environment specified below.
The customer or the user of the SL-2G 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 cov-
ered 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
line(s) to line(s)
-2 kV
line(s) to earth
-1 kV
line(s) to line(s)
-2 kV
line(s) to earth
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 in
U
t
)
for 0.5 cycle
40%
U
t
(60% dip in
U
t
)
for 5 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 0.5 cycle
40%
U
t
(60% dip in
U
t
)
for 5 cycles
70%
U
t
(30% dip in
U
t
)
for 25 cycles
<5%
U
t
(>95% dip in
U
t
)
for 5 sec.
Mains power quality should be
that of a typical commercial or
hospital environment. If the user
or the SL-2G requires continued
operation during power main
interruptions, it is recommended
that the SL-2G be powered from
an uninterruptible power supply
or battery.
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 environ-
ment.
NOTE
U
t
is the a.c. main voltage prior to application of the test level.
Содержание Slit Lamp SL-2G
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