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Table 3: Guidance and manufacturer’s declaration — electromagnetic immunity
Guidance and manufacturer’s declaration – electromagnetic immunity
The ZWT is intended for use in the electromagnetic environment specifi ed below. The customer or the user of the ZWT should ensure that it is used
in such an environment.
in such an environment.
Immunity test
IEC 60601 test
level
level
Compliance level
Conducted RF
(IEC 61000-4-6)
(IEC 61000-4-6)
3 Vrms
150 kHz to 80 MHz
150 kHz to 80 MHz
3 Vrms
Radiated RF
(IEC 61000–4-3)
(IEC 61000–4-3)
3 V/m
80 MHz to 2.5 GHz
80 MHz to 2.5 GHz
3 V/m
Electromagnetic environment – guidance
Portable and mobile RF communications equipment should be used no closer to any part of the ZWT, including cables, than the recommended
separation distance calculated from the equation applicable to the frequency of the transmitter.
Recommended separation distance:
separation distance calculated from the equation applicable to the frequency of the transmitter.
Recommended separation distance:
√
P
d
= 1.2
*
√
P
d
= 1.2
*
√
P
d
= 2.3
*
150 KHz to 80 MHz
80 MHz to 800 MHz
800 MHz to 2.5 GHz
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).
watts (W) according to the transmitter manufacturer and d is the
recommended separation distance in meters (m).
Field strengths from fi xed RF transmitters, as determined by an electromagnetic site survey,
a
should be less than the compliance level in each
frequency range.
b
Interference may occur in the vicinity of equipment marked with the following symbol:
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