Quinton TM55, User Manual

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Cardiac Stress Treadmills User Guide Safety Requirements A-5
Guidance and Manufacturer's Declaration - Electromagnetic Immunity
The Cardiac Stress Treadmills are intended for use in the electromagnetic environment specified below.
The customer or the user of the Cardiac Stress Treadmills should assure that they are used in such an
environment.
Immunity test
IEC 60601 test
level
Compliance Level
Electromagnetic environment -
guidance
Electrostatic
discharge (ESD)
IEC 61000-4-2
+ 6kV contact
+ 8 kV air
+ 6kV contact
+ 8 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%.
Electrical fast
transient/burst
IEC 61000-4-4
+2 kV for power
supply lines
+1 kV for input/
output lines
+2 kV for power
supply lines
+1 kV for input/
output lines
Mains power quality should be that
of a typical commercial or hospital
environment
Surge
IEC 61000-4-5
+ 1 kV differential
mode
+2 kV common
mode
+ 1 kV differential
mode
+2 kV common
mode
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% 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
)
for25 cycle
<5% U
T
(>95% dip in U
T
) for
5 sec
<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
)
for25 cycle
<5% U
T
(>95% dip in U
T
) for
5 sec
Mains power quality should be that
of a typical commercial or hospital
environment. If the user of the ST/
TM55 or ST/TM65 requires
continued operation during power
mains interruptions, it is
recommended that the ST/TM55 or
ST/TM65 be powered from an
uninterruptible power supply or a
battery.
Power frequency
(50/60 Hz)
Magnetic field
IEC 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
NOTE 1: UT is the a.c. mains voltage prior to application of the test level.
NOTE 2: Tests verified with shielded input/output cables only.