User's Manual

4
Guidance and Manufacturers Declaration – Electromagnetic Immunity
The CareLink USB (MMT-7305) is intended for use in the electromagnetic environment specified below. The customer or the user of the CareLink USB should make sure
that it is used in such an environment.
Immunity Test IEC 60601 Test Level Compliance Level
Electromagnetic Environment -Guidance
Electrostatic discharge (ESD) ±6 kV contact ±6 kV contact The CareLink USB should not be affected by
electrostatic discharge that might occur under
normal conditions of use.
IEC 61000-4-2 ±8 kV air ±8 kV air
Electrical fast transient/burst
IEC 61000-4-4
±2 kV for power supply lines
±1 kV for input/output lines
Level 1
0.5 kV
5 kHz repetition rate
Level 1 criteria per Table 1, 61000-4-4.
Mains power quality should be that of a typical
commercial or hospital environment.
The CareLink USB should not be affected by fast
transients along the input power of the host PC that
might occur under normal conditions of use.
Surge
IEC 61000-4-5
±1 kV line(s) to line(s)
±2 kV line(s) to earth
Not applicable
Not applicable
Voltage dips, short interruptions and
voltage variations on power supply lines
IEC 61000-4-11
<5% U
T
(>95% dip in U
T
) for 0.5 cycle Not applicable
40% U
T
(60% dip in U
T
) for 5 cycles
70% U
T
(30% dip in U
T
) for 25 cycle
<5% U
T
(>95% dip in U
T
) for 5 seconds
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: U
t
is the a.c. mains voltage prior to application of the test level.