Withings BPM Core Bedienungsanleitung Seite 46

Voltage dips,
short interruptions and
voltage variations on power
supply input lines
IEC 61000-4-11
Power frequency (50/60 Hz)
magnetic field IEC 61000-4-8
-5% UT(95% dip in UT)
for 0.5 cycle, -40% UT
(60% dip in UT) for 5 cycles,
-70% UT (30% dip in UT) for
25 cycles, -5% UT
(95% dip in UT) for 5 sec
30 A/m
50 Hz or 60 Hz
N/A The main power quality should be similar to that of a typical
commercial or hospital environment. If the user of the
equipment or system requires continued operation during
power main interruptions, it is recommended that the
equipment or system be powered from an uninterruptible
power supply or a battery.
30 A/m Power frequency magnetic fields should be at levels
50 Hz or 60 Hz characteristic of a typical location in a typical commercial or
hospital environment.