56 Appendix
Guidance and manufacturer’s declaration - electromagnetic immunity
TheFlexScanT1781isintendedforuseintheelectromagneticenvironmentspeciedbelow.Thecustomerortheuser
oftheFlexScanT1781shouldassurethatitisusedinsuchanenvironment.
Immunity test IEC/EN60601 test levelCompliance level Electromagnetic environment - guidance
ConductedRF
IEC/EN61000-4-6
RadiatedRF
IEC/EN61000-4-3
3Vrms
150kHzto80MHz
3V/m
80MHzto2.5GHz
3Vrms
3V/m
PortableandmobileRFcommunications
equipmentshouldbeusednoclosertoanypart
oftheFlexScanT1781,includingcables,than
therecommendedseparationdistancecalculated
fromtheequationapplicabletothefrequencyof
thetransmitter.
RecommendedSeparationdistance
d=1.2 P
d=1.2 P,80MHzto800MHz
d=2.3 P,800MHzto2.5GHz
Where“P”isthemaximumoutputpowerrating
ofthetransmitterinwatts(W)accordingto
thetransmittermanufacturerand“d”isthe
recommendedseparationdistanceinmeters(m).
FieldstrengthsfromxedRFtransmitters,as
determinedbyanelectromagneticsitesurveya,
shouldbelessthanthecompliancelevelineach
frequencyrangeb.
Interferencemayoccurinthevicinityofequipment
markedwiththefollowingsymbol.
NOTE1 At80MHzand800MHz,thehigherfrequencyrangeapplies.
NOTE2 Theseguidelinesmaynotapplyinallsituations.Electromagneticpropagationisaffectedbyabsorptionand
reectionfromstructures,objectsandpeople.
aFieldstrengthsfromxedtransmitters,suchasbasestationsforradio(cellular/cordless)telephonesandlandmobile
radios,amateurradio,AMandFMradiobroadcastandTVbroadcastcannotbepredictedtheoreticallywithaccuracy.
ToassesstheelectromagneticenvironmentduetoxedRFtransmitters,anelectromagneticsitesurveyshouldbe
considered.IfthemeasuredeldstrengthinthelocationinwhichtheFlexScanT1781isusedexceedstheapplicable
RFcompliancelevelabove,theFlexScanT1781shouldbeobservedtoverifynormaloperation.Ifabnormalperformance
isobserved,additionalmeasuresmaybenecessary,suchasreorientingorrelocatingtheFlexScanT1781.
bOverthefrequencyrange150kHzto80MHz,eldstrengthsshouldbelessthan3V/m.