Worth Data 520-RF Dokumentacja Pobierz pdf (Strona 6)

Narda 6

1 Useful Information

NBM-580

1.1 Measuringelectromagneticelds

Intoday’sworld,practicallyeveryonelivesandworksin

anenvironmentsurroundedbytechnicalequipmentthat

generateselectromagneticelds.Ourrecognitionofthe

problemsassociatedwithsucheldsandourdepthof

informationinthisareahasincreasedastheeffectsof

sucheldsonthehumanbodyhavebeenexaminedmore

closely.Variousauthoritieshavelongdenedlimitvalues

designedtoprotectusersfromthedangersofexposureto

such emissions�

1�2 About this instrument

TheNardaBroadbandFieldMeterNBM-580provides

virtuallyeveryoneconcernedwiththissubjectwithan

instrumentformeasuringnon-ionizingradiationwith

utmostaccuracywithinthefrequencyrangefrom5Hzto

60GHz(dependingontheprobeused).Theinstrument

hasawiderangeoffunctions,yetitisveryeasytouse.It

alsofeaturestheabilitytoworkwithvariousmeter/probe

combinationsorasacentralalarmpointforNardalertS3

monitors� Sensors for various measurement applications

areconnectedtotheNBM-580basicunit.Flatfrequency

responseprobesareavailable,aswellasso-called

shapedprobesthatevaluatetheeldaccordingtoaspe-

cichumansafetystandard.Thesesensorsarecalibrated

separatelyfromtheNBM-580instrument,andincludea

non-volatilememorycontainingtheprobeparametersand

calibrationdata.TheNBM-580canthereforebeusedwith

anyinstrumentintheNBM-500familywithoutanylossin

calibrationaccuracy.

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Worth Data 520-RF Dokumentacja Strona 6