Invacare Etude Plus - RF Wireless Communications Immunity

Invacare®EtudePlus
Immunitytest
Test/Compliancelevel
Electromagneticenvironment–guidance
Voltagedips,short
interruptionsand
voltagevariations
onpowersupply
inputlines
IEC61000-4-11
<0%U
T
for0,5cycleat
45°steps
0%U
T
for1cycles
70%U
T
for25/30cycles
<5%U
T
for250/300
cycles
Mainspowerqualityshouldbethatofatypicalcommercialorhospital
environment.Iftheuserofthisproductrequirescontinuedoperationduring
powermainsinterruptions,itisrecommendedthattheproductispowered
fromanun-interruptiblepowersupplyorabattery.
U
T
isthea.c.mainsvoltagepriortoapplicationofthetestlevel.
Powerfrequency
(50/60Hz)
magneticeld
IEC61000-4-8
30A/m
Powerfrequencymagneticeldsshouldbeatlevelscharacteristicofa
typicallocationinatypicalcommercialorhospitalenvironment.
ConductedRF
IEC61000-4-6
3V
150kHzto80Mhz
6V
inISM&amateurradio
bands
Fieldstrengthsfromxedtransmitters,suchasbasestationsforradio
(cellular/cordless)telephonesandlandmobileradios,amateurradio,AM
andFMradiobroadcastandTVbroadcastcannotbepredictedtheoretically
withaccuracy.ToassesstheelectromagneticenvironmentduetoxedRF
transmitters,anelectromagneticsitesurveyshouldbeconsidered.Ifthe
measuredeldstrengthinthelocationinwhichthisproductisusedexceeds
theapplicableRFcompliancelevelabove,thisproductshouldbeobserved
toverifynormaloperation.Ifabnormalperformanceisobserved,additional
measuresmaybenecessary,suchasreorientingorrelocatingthisproduct.
Interferencemayoccurinthevicinityofequipmentmarkedwiththe
followingsymbol:
RadiatedRF
IEC61000-4-3
10V/m
80Mhzto2,7GHz
385MHz-5785MHz
testspecications
forimmunitytoRF
wirelesscommunication
equipmentrefertotable
9ofIEC60601-1-2:2014
PortableandmobileRFcommunicationsequipmentshouldbeusedno
closerthan30cmtoanypartofthisproductincludingcables.
Theseguidelinesmaynotapplyinallsituations.Electromagneticpropagationisaffectedbyabsorptionandreection
fromstructures,objectsandpeople.
10.3.1TestspecicationsforimmunitytoRFwirelesscommunicationsequipment
IEC60601-1-2:2014—Table9
TestFrequency
(MHz)
Band
a)
(MHz)
Service
a)
Modulation
b)
Maximum
power(W)
Distance(m)
Immunitytest
level(V/m)
385380-390TETRA400
Pulse
modulation
b)
18Hz
1.80.327
450430-470
GMRS460,
FRS460
FM
c)
±5kHz
deviation
1kHzsine
20.328
710
745
788
704-787
LTEBand13,17
Pulse
modulation
b)
217Hz
0.20.39
810
870
930
800-960
GSM800/900,
TETRA800,
iDEN820,
CDMA850,LTE
Band5
Pulse
modulation
b)
18Hz
20.328
2660128467-B