Saadat Dena 650, Руководство пользователя

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Appendix 3: Electromagnetic compliance (EMC)
80
Guidance and manufacturer's declaration – electromagnetic immunity
The DENA 650 electrocardiograph is intended for use in the electromagnetic environment specified below.
The customer or the user of the DENA 650 electrocardiograph should assure that it is used in such an
environment.
Immunity test Port Compliance level
Electromagnetic
environment -
guidance
Electrostatic discharge
(ESD) IEC 61000-4-2
Enclosure
±8 kV contact
± 2 kV, ± 4 kV, ±
8 kV, ±15 kV air
Floors should be wood,
concrete or ceramic tile. If
floors are covered with
synthetic material, the
relative humidity should
be at least
30%.
electrocardiograph coupling
Signal input/output parts
Electrical fast transient/burst
IEC 61000-4-4
Input a.c. power
± 2 kV, 100 kHz
repetition frequency Mains power quality
should be that of a typical
commercial or hospital
environment.
Signal input/output parts
± 1 kV
100 kHz repetition
frequency
Surge
IEC 61000-4-5
Input a.c. power
± 0,5 kV, ± 1 kV
Line-to-line
± 0,5 kV, ± 1 kV,
± 2 kV Line-to-
ground
Mains power quality
should be that of a typical
commercial or hospital
environment.
Signal input/output parts
± 2 kV Line-to
ground
Voltage dips, IEC 61000-4-11 Input a.c. power
0 % UT; 0,5 cycle
At 0°, 45°, 90°,
135°, 180°, 225°,
270° and 315°
0 % UT; 1 cycle and
70 % UT; 25/30
cycles
Single phase: at 0°
Voltage interruptions
IEC 61000-4-11
Input a.c. power
250/300 ;
T
U % 0
cycle
Power frequency (50/60
Hz) magnetic field
IEC 61000-4-8
Enclosure
30 A/m
50 Hz or 60 Hz
Power frequency
magnetic fields should be
at levels characteristic of a
typical location in a
typical commercial or
hospital environment.
. l e v e l st e t of tion ca pli p a to rior p e g a volt ins a m . c . a the is
T
U NOTE