Electromagnetic Immunity - WelchAllyn CP 150 Instrucciones De Uso

46 EMC guidance and manufacturer's declarations
Emissions test
IEC 61000-3-2
Voltage fluctuations/
flicker emissions
IEC 61000-3-3

Electromagnetic immunity

The CP 150 electrocardiograph is intended for use in the electromagnetic environment
specified below. The customer or user of the CP 150 electrocardiograph should assure
that it is used in such an environment.
Immunity test
Electrostatic discharge (ESD)
IEC 61000-4-2
Electrical fast transient/burst
IEC 61000-4-4
Surge
IEC 61000-4-5
Voltage dips, short
interruptions, and voltage
variations on power supply
input lines.
IEC 61000-4-11
Power frequency
(50/60Hz)
magnetic field
IEC 61000-4-8
Compliance Electromagnetic environment - guidance
Complies
IEC 60601 test level
± 6 kV contact
± 8 kV air
±2 kV for power supply lines
±1 kV for input/output lines
±1 kV differential mode
±2 kV common mode
>95% dip for 0.5 cycle
60% dip for 5 cycles
30% dip for 25 cycles
>95% dip for 5 seconds
3 A/m
Electrocardiógrafo CP 150 de 12 derivaciones en reposo
Compliance level Electromagnetic
environment -
guidance
Floors should be wood,
± 6 kV contact
concrete, or ceramic tile. If
± 8 kV air
floors are covered with
synthetic material, the
relative humidity should be
at least 30%.
Mains power quality should
±2 kV for power supply lines
be that of a typical
Not applicable
commercial or hospital
environment.
Mains power quality should
±1 kV differential mode
be that of a typical
±2 kV common mode
commercial or hospital
environment.
Mains power quality should
>95% dip for 0.5 cycle
be that of a typical
60% dip for 5 cycles
commercial or hospital
30% dip for 25 cycles environment. If the user of
the CP 150
>95% dip for 5 seconds
electrocardiograph requires
continued operation during
power mains interruptions, it
is recommended that the CP
150 electrocardiograph be
powered from an
uninterruptible power supply
or battery.
3 A/m Power frequency magnetic
fields should be at levels
characteristic of a typical
location in a typical
commercial or hospital
environment.