16
emission frequency of 2.4GHz ISM band, Wi-Fi modulation types:
DBPSK/DQPSK/CCK (DSSS) BPSK/QPSK/16QAM/64QAM (OFDM) , effective
radiated power: < 20dB
m
Table 1 - Emission
Phenomenon Compliance
Electromagnetic environment
RF emissions
CISPR 11
Group 1, Class
B
Home healthcare environment
Harmonic
distortion
IEC 61000-3-2
Class A
Home healthcare environment
Voltage
fluctuations and
flicker
IEC 61000-3-3
Compliance
Home healthcare environment
Table 2 - Enclosure Port
Phenomenon Basic
EMC
standard
Immunity test levels
Home Healthcare Environment
Electrostatic
Discharge
IEC 61000-4-2
±8 kV contact
±2kV, ±4kV, ±8kV, ±15kV air
Radiated RF EM
field
IEC 61000-4-3
10V/m
80MHz-2.7GHz
80% AM at 1kHz
Proximity fields
from RF wireless
communications
equipment
IEC 61000-4-3
Refer to table 3
Rated power
frequency
magnetic fields
IEC 61000-4-8
30A/m
50Hz or 60Hz
Table 3 – Proximity fields from RF wireless communications
equipment
Test frequency
(MHz)
Band
(MHz)
Immunity test levels
Professional healthcare facility environment
385
380-390
Pulse modulation 18Hz, 27V/m
450 430-470
FM,
±
5kHz deviation, 1kHz sine, 28V/m
710
704-787
Pulse modulation 217Hz, 9V/m
745
780
810
800-960
Pulse modulation 18Hz, 28V/m
870
