B - 2
If the device is operated within the electromagnetic environment listed in Table Guidance and Declaration —
Electromagnetic Immunity, the equipment will remain safe and provide the following essential performance: 
HR accuracy, Resp accuracy, SpO
2 
accuracy, PR accuracy, NIBP accuracy, Temp accuracy, IBP accuracy, CO
2
 
accuracy, Pacing rate accuracy, Pacing output accuracy, energy accuracy, CPR function, alarm, data stored, user’s 
interface function.
Guidance and Declaration - Electromagnetic Immunity 
The equipment is suitable for use in the electromagnetic environment specified below. The customer or the user of the 
equipment 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
±8 kV contact
±15kV air
±8 kV contact
±15kV 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
(length greater than 3 m)
±2 kV for power supply 
lines
±1 kV for input/output 
lines
(length greater than 3 m)
Mains power quality should be 
that of a typical commercial or 
hospital environment.
Surge IEC 61000-4-5 ±1 kV line(s) to line(s)
±2 kV line(s) to earth
±1 kV line(s) to line(s)
±2 kV line(s) to earth
Voltage dips and 
Voltage interruptions
IEC 61000-4-11
0% U
T
 for 0,5 cycle
0% U
T
 for 1 cycle and 70% 
U
T
 for 25/30 cycles
0% U
T
 for 250/300 cycle
0% U
T
 for 0,5 cycle
0% U
T
 for 1 cycle and 70% 
U
T
 for 25/30 cycles
0% U
T
 for 250/300 cycle
Mains power quality should be 
that of a typical commercial or 
hospital environment. If the user 
of our product requires continued 
operation during power mains 
interruptions, it is recommended 
that our product be powered 
from an uninterruptible power 
supply or a battery.
RATED power 
frequency magnetic 
fields IEC 61000-4-8
30 A/m 30 A/m Power frequency magnetic fields 
should be at levels characteristic 
of a typical location in a typical 
commercial or hospital 
environment.
U
T
 is the A.C. mains voltage prior to application of the test level.