Instructions for Use
Ambistik PFT-CPET
Serial no.: 2024xxxxx / 2025xxxxx
Version: 1 | Release date: 31 January 2022
Page 61
12.4.3
Interference Resistance for Non-Life-Supporting ME Systems
Guideline and Manufacturer Declaration
Guidelines and manufacturer’s declaration – electromagnetic interference immunity
The Ambistik PFT / Ambistik CPET is determined for operation in an electromagnetic
environment as specified below. The user / operator of the Ambistik PFT / Ambistik CPET
should ensure that it is operated in this environment.
Measurement
of interference
immunity
IEC 60601 –
test level
Compliance level
Electromagnetic environment -
Guidelines
Portable and mobile RF
communication devices should not
be used at a shorter distance from
the Ambistik PFT / Ambistik CPET
as the recommended safety distance
calculated according to the equation
applicable to the transmission
frequency.
Recommended safety distance
Radiated HF-
distrubance
according to
IEC 61000-4-3
10 V/m
80 MHz to
2.7 GHz
E
1
= 10 V/m
𝑑𝑑
=
�
3
.
5
𝐸𝐸
1
� √𝑃𝑃
from 80 MHz up to 800 MHz
𝑑𝑑
=
�
7
𝐸𝐸
1
� √𝑃𝑃
from 800 MHz up to 2.7 GHz
27 V/m,
PM 18 Hz,
385 MHz
𝐸𝐸
2
= 27 V/m
PM 18 Hz
d =
�
6
𝐸𝐸
2
� √𝑃𝑃
28 V/m
FM± 5 kHz
Hub
1 kHz Sinus,
450 MHz
𝐸𝐸
3
= 28 V/m
FM± 5 kHz
Hub
1 kHz Sinus
𝑑𝑑
=
�
6
𝐸𝐸
3
� √𝑃𝑃
9 V/m
PM 217 Hz,
710 MHz,
745 MHz,
780 MHz
𝐸𝐸
4
= 9 V/m
PM 217 Hz
𝑑𝑑
=
�
6
𝐸𝐸
4
� √𝑃𝑃
28 V/m
PM 18 Hz,
810 MHz,
870 MHz,
930 MHz
𝐸𝐸
3
= 28 V/m
PM 18 Hz
𝑑𝑑
=
�
6
𝐸𝐸
3
� √𝑃𝑃
