Verathon GlideScope - Page 78

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Table 17. Guidance and Manufacturer’s Declaration —Electromagnetic Immunity
The system is intended for use in the electromagnetic environment specified below. The customer or the user
of the system should ensure that it is used in such an environment.
IMMUNITY TESTS IEC60601 TEST LEVEL
COMPLIANCE
LEVEL
ELECTROMAGNETIC ENVIRONMENT
– GUIDANCE
Surge
IEC61000‑4‑5
± 1 kV line(s) to line(s)
± 2 kV line(s) to earth
In compliance
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% Ut (>95% dip in Ut)
for 0.5 cycle
40% Ut (60% dip in Ut)
for 5 cycles
70% Ut (30% dip in Ut)
for 25 cycles
<5% Ut (>95% dip in Ut)
for 5 s
In compliance
Mains power quality should be
that of a typical commercial or
hospital environment. If the user
of the system requires continued
operation during power mains
interruptions, it is recommended
that the system be powered from
an uninterruptible power supply
or a battery.
Power frequency
(50/60Hz) magnetic
field
IEC61000‑4‑8
3 A/m In compliance
Power frequency magnetic fields
should be at levels characteristic
of a typical location in a
typical commercial or hospital
environment.
Conducted RF
IEC61000‑4‑6
3 Vrms
150 kHz to 80 MHz
3 V
Portable and mobile RF
communications equipment
should be used no closer to any
part of the system, including
cables, than the recommended
separation distance calculated
from the equation applicable to
the frequency of the transmitter.
Recommended separation
distance d (m)
d=1.2 √P