Welch Allyn Connex ProBP 3400 digital blood pressure device - User Manual - Manual (Page 64)

Electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The customer or the user
of the device 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 ± 6 kV contact
± 8 kV air 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 for power
supply lines
±1 kV for input/
output lines
±2 kV for power
supply lines
±1 kV for input/
output lines
Mains power quality should be that of a
typical commercial or hospital
environment.
Surge
IEC 61000-4-5 ± 1 kV differential
mode
± 2 kV common
mode
± 1 kV differential
mode
± 2 kV common
mode
Mains power quality should be that of a
typical commercial or hospital
environment.
Voltage dips, short
interruptions and
voltage variations on
power supply input
lines
IEC 61000-4-11
>95% dip in 0.5 cycle
60% dip in 5 cycles
30% dip for 25 cycles
>95% dip in 5
seconds
>95% dip in 0.5 cycle
60% dip in 5 cycles
30% dip for 25 cycles
>95% dip in 5
seconds
Mains power quality should be that of a
typical commercial or hospital
environment. If the user of the device
requires continued operation during power
mains interruptions, it is recommended
that the device be powered from an
uninterruptible power supply or a battery.
Electromagnetic immunity
The device is intended for use in the electromagnetic environment specified below. The customer or the user
of the device should assure that it is used in such an environment.
Immunity test IEC 60601 test
level
Compliancelevel Electromagnetic environment -
guidance
Portable and mobile RF communications
equipment should be used no closer to any
part of the device, including cables, than
the recommended separation distance
calculated from the equation applicable to
the frequency of the transmitter.
Recommended separation distance
Conducted RF
IEC 61000-4-6 3 Vrms
150 kHz to 80 MHz 3 Vrms
d= (1.17)
Radiated RF
IEC 61000-4-3 3 V/m 80 MHz to 1
GHz
3 V/m
d= (1.17) 80 to 800 MHz
d= (2.33) 800 MHz to 2,5 GHz
58 Guidance and manufacturer's declaration Welch Allyn Connex® ProBP™ 3400 digital blood pressure device