Nellcor Oximax NPB-40, Service Manual

Page: 80 / 114

Specifications
72
Table 7: Electromagnetic Immunity
The NPB-40 is intended for use in the electromagnetic environment
specified below. The customer or user of the NPB-40 should assure that
it is used in such an environment.
Immunity Test IEC 60601
Test Level
Compliance
Level
Electromagnetic
Environment
Guidance
Electrostatic
Discharge (ESD)
IEC 61000-4-2
+ 6 kV contact
+ 8 kV air
Complies 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 power
supply lines
+ 1 kV for
input/output
lines
Complies Main power should
be that of a typical
commercial or
hospital
environment.
Power
Frequency
(50/60 Hz)
magnetic field
3 A/m Complies Power frequency
magnetic fields
should be at levels
characteristic of a
typical location in a
typical commercial
or hospital
environment.
Conducted RF
IEC 61000-4-6
3 Vrms
150 kHz to 80
MHz
3 Vrms Portable and mobile
RF communications
equipment should
be used no closer to
any part of the
NPB-40, including
the cables, than the
recommended
separation distance
calculated from the
equation applicable
to the frequency of
the transmitter.
Radiated RF
IEC 61000-4-3
3 V/m
80 MHz to 2.5
GHz
3 Vrms
Recommended Separation Distance
where P is the maximum output
power rating of the transmitter in
watts (W) according to the
transmitter manufacturer and d is the
recommended separation distance in
meters (m).
d
3.5
V
1
-------
P
=