Essential Performance - GE MAC 5 A4 Operator's Manual

Resting ecg analysis system
Table of Contents
Regulatory and Safety Information
Immunity Test
Voltage dips, short
interruptions, and voltage
variations on power supply
input lines
IEC 61000-4-11
Power frequency (50/60 Hz)
magnetic field
IEC 61000-4-8
Conducted RF
IEC 61000-4-6
Radiated RF
IEC 61000-4-3
NOTE:

Essential Performance

The essential performance of the system may be lost or degraded because of
electromagnetic disturbances. For expected degradations and instructions of the
basic safety and essential performance maintance in the case of electromagnetic
disturbances, see the table below:
348
EN60601 Test Level
< 5% Ut (> 95% dip in Ut) for 0.5
cycles
< 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
30 A/m
3 Vrms
0.15 MHz to 80 MHz
6 Vrms in ISM bands between
0.15 MHz and 80 MHz
3 V/m at 80 to 2700 MHz, AM
Modulation 9 to 28 V/m at 385
to 6000 MHz, FM or Digital
Modulation
Do not use portable or mobile RF communications equipment closer to any part of the
system, including the cables, than the recommended separation distance calculated for the
equation applicable to the frequency of the transmitter.
Field strengths from fixed transmitters, such as base stations for radio (cellular/cordless)
telephones and land mobile radio, AM and FM radio broadcast, and TV broadcast cannot,
theoretically, be predicted with accuracy. To assess the electromagnetic environment
due to fixed RF transmitters, consider conducting an electromagnetic site survey. If the
measured field strength in the location the system is used exceeds the applicable RF
compliance level listed in this table, observe the system to verify normal operation. If
abnormal performance is observed, additional measures may be necessary, such as
reorienting or relocating the system.
At 80 MHz and 800 MHz, the higher frequency range applies.
These guidelines may not apply in all situations. Electromagnetic propagation is affected by
the reflection from structures, objects, and people.
  MAC
5 A4/MAC
5 A5/MAC
5 Lite
Compliance Level
< 5% Ut (> 95% dip in Ut) for 0.5
cycles
< 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
30 A/m
3 Vrms
0.15 MHz to 80 MHz
6 Vrms in ISM bands between
0.15 MHz and 80 MHz
3 V/m at 80 to 2700 MHz, AM
Modulation 9 to 28 V/m at 385
to 6000 MHz, FM or Digital
Modulation
 5864335-001-1
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