Instructions for Use
Ergostik Blueflow
Serial no.: xx|8|201|yyy and 2203xxxxx
Version: 6 | Release date: 02 August 2022
Page 89
12.4.2
Interference Resistance for all ME Systems Guideline and
Manufacturer Declaration
Guidelines and manufacturer’s declaration – electromagnetic interference immunity
The Ergostik Blueflow is determined for operation in an electromagnetic environment as
specified below. The user / operator of the Ergostik Blueflow should ensure that it is operated in
this environment.
Measurement of
interference immunity
IEC 60601 – test
level
Compliance level
Electromagnetic
environment – Guideline
Electrostatic discharge
(ESD) according to
IEC 61000-4-2
±8 kV contact
±15 kV air
±8 kV contact
±15 kV air
Floors should be made of
wood, concrete or ceramic
tiles. If the floor is covered
with synthetic material, the
relative humidity must be at
least 30 %.
Fast transient electrical
disturbances Bursts
according to
IEC 61000-4-4
±2 kV for power
cables
±1 kV for input and
output lines
±2 kV for power
cables
±1 kV for input and
output lines
The quality of the supply
voltage should be
appropriate for a typical
business- or hospital
environment
Surges according to
IEC 61000-4-5
±1 kV Voltage
outer conductor -
outer conductor
±2 kV Voltage
outer conductor
end
±1 kV Voltage outer
conductor - outer
conductor
±2 kV Voltage outer
conductor end
The quality of the supply
voltage should be
appropriate for a typical
business or hospital
environment
Voltage dips, short
interruptions and
supply voltage
fluctuations according
to IEC 61000-4-11
0%
U
T
, ½ Period
at 0, 45, 90, 135,
180, 225, 270,
315 Degree
0%
U
T
, ½ Period
at 0, 45, 90, 135,
180, 225, 270,
315 Degree
The quality of the supply
voltage should be
appropriate for a typical
business or hospital
environment.
If the user of the Ergostik
Blueflow-system requires
continued operation even
during power interruptions,
it is recommended that the
PFT system be powered
from an uninterruptible
power supply or a battery.
Magnetic field at the
supply frequency
(50 / 60 Hz)
to IEC 61000-4-8
30 A/m
30 A/m
Magnetic fields at the
mains frequency should
correspond to the typical
values as found in the
business and hospital
environment.
