CA-200F Corneal Analyser - Rev. 7 16/01/2012
6
Immunity aspects
The CA-200F device is intended for use in the electromagnetic environment specified below. The
customer or the user of the CA-200F device should assure that it is used in the said environment.
Immunity test
EN 60601-1-2
test level
Compliance level
Electromagnetic environment
–
guidance
Electrostatic discharge
(ESD)
EN 61000-4-2
6kV contact
8kV air
6kV contact
8kV air
Floors should be made of wood,
concrete or ceramic tiles. If floors
are covered with synthetic
material, the relative humidity
should be at least 30%
Electrical fast transient/
burst
EN 61000-4-4
2kV for power
supply lines
2kV for
power supply lines
The quality of the power mains
should be that of a typical
commercial or hospital
environment.
Surge
EN 61000-4-5
1kV differential
mode
1kV differential mode
The quality of the power mains
should be that of a typical
commercial or hospital
environment.
Voltage dips, short
interruptions and
voltage variations on
power supply input lines
EN 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 cycle
70% U T
(30% dip in U
T
)
for 25 cycle
< 5% U T
(>95% dip in U
T
)
for 5 seconds
< 5% U T
(>95% dip in U
T
)
for 0.5 cycle
40% U
T
(60% dip in U
T
)
for 5 cycle
70% U T
(30% dip in U
T
)
for 25 cycle
< 5% U T
(>95% dip in U
T
)
for 5 seconds
The quality of the power mains
should be that of a typical
commercial or hospital
environment. If the user requires
continuous device operation
during power mains interruptions,
it is recommended that the device
be powered using an
uninterruptible power supply or a
battery.
Power frequency
magnetic field
EN 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.
