Extech Instruments MF100 Manual de usuario

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USERGUIDE

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AC/DCMagneticMeter

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ModelMF100

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EXTECHINSTRUMENTS

2MF100‐en‐GB_V1.79/15

Introduction

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ThankyouforselectingtheExtechInstrumentsModelMF100.Thisdeviceisshippedfullytested

andcalibratedand,withproperuse,willprovideyearsofreliableservice.Pleasevisitour

website(www.extech.com)tocheckforthelatestversionofthisUserGuide,ProductUpdates,

andCustomerSupport.

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Features

DCandACmagneticfieldmeasurements

NorthandSouthpoleindication

Automatictemperaturecompensation

ZerobuttonforDC,ACmagneticfunction

Separateprobeforremotemeasurements

Highaccuracy

AdvancedfunctionalitywithprogrammableuserSettings

Idealforavarietyoflaboratoryandfielduses

Heavyduty,compacthousingwithhard‐shellcarryingcase

Autopowerofffeatureconservesbatteryenergy

Easy‐to‐readLCDdisplaywithgreenbacklight

DataHoldandMIN‐MAXRecord‐Recallfeatures

EXTECHINSTRUMENTS

3MF100‐en‐GB_V1.79/15

Safety

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InternationalSafetySymbols

Thissymbolindicatestheusermustrefertothemanualforfurtherinformation.

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Doubleinsulation

SafetyNotes

oRemovethebatteryifthedeviceistobestoredforlongerthan60days.

oNeverdisposeofbatteriesinafire.Batteriesmayexplodeorleak.

Cautions

oReadandunderstandthisusermanualbeforeoperatingthemeter.

oIftheequipmentisusedinamannernotspecifiedbythemanufacturer,theprotection

providedbytheequipmentmaybeimpaired.

EXTECHINSTRUMENTS

4MF100‐en‐GB_V1.79/15

Description

MeterDescription

1. ProbeConnection

2. LCDDisplay

3. HOLDButton

4. POWERButton

5. RECButton

6. ZEROButton

7. MODEDC/AC/SETButton

8. Tilt‐Standandbatterycompartmentonrear

9. ResetButton

10. DC9VPowerAdapterjack

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ProbeDescription

1. ProbeSensingHead

2. ProbeHandle

3. Probecable

4. ProbeHeadCover

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Fig. 1 – Meter Description

Fig. 2 – Probe Description

EXTECHINSTRUMENTS

5MF100‐en‐GB_V1.79/15

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DisplayDescription

1. NorthNorSouthSindication

2. Unitofmeasure

(GforGauseormTformilliTesla)

3. ACorDCfieldandresolutioninformation

4. Magneticreading

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ButtonDescription

1. POWERButton:PressandholdtopowerthemeterONorOFF

2. HOLDButton:Shortpresstofreezedisplayedreading(HOLDiconwillappear);another

shortpresstoreturntonormaloperation

3. RECButton:ShortpresstostartrecordingMAXandMINreadings.Additionalshortpresses

willscrollthroughthesavedMAXandMINreadings.Pressandholdtoexitthismode

4. MODEDC/AC/SETButton:Shortpressestoscrollthroughtheavailableunitsofmeasure

andNorth/Southmodes.LongpresstoaccesstheUserSettingsmenu

5. ZEROButton:Shortpresstozerothedisplaybeforetakingareading

ResetButton(rightsideofmeter;notpicturedbelow):Presstorestorethemetertofactory

defaultconditions.Ifthemeterbecomesunresponsiveusetheresetbuttontorestorethe

meter.

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Fig. 3 – Display Description

Fig. 4 – Button Description

EXTECHINSTRUMENTS

6MF100‐en‐GB_V1.79/15

Operation

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AC/DCMagneticFieldMeasurement

PressandholdthePOWERbuttonforatleast2secondstoswitchthemeterON.UsetheMODE

buttontoscrollthroughthefollowingscreensinsequence:

Under mT unit Under G unit

N(S) mT

0.0

0AC

N(S) G

N(S) . mT0

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Eachscreenrepresentstheresolutionfortherespectiveunitofmeasure:

a1screenfor0.1mTDCresolutionmeasurements

b1screenfor0.01mTDCresolutionmeasurements

c1screenfor0.1mTACresolutionmeasurements

d1screenfor0.01mTACresolutionmeasurements

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a2screenfor1GDCresolutionmeasurements

b2screenfor0.1GDCresolutionmeasurements

c2screenfor1GACresolutionmeasurements

d2screenfor0.1GACresolutionmeasurements

Fig. 5 – Programming screens

EXTECHINSTRUMENTS

7MF100‐en‐GB_V1.79/15

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ForDCmagneticfieldmeasurements,thedisplaywillshoweithertheNorSindicator.Forthe

NorthPole,theNindicatorwillbeshown.Similarly,fortheSouthPole,theSindicatorwillbe

shown.ForACmagneticfieldmeasurements,thedisplaywillshowtheACindicator(theNorS

indicatorswillnotthenbeshown).

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Presstheprobeheadtothetestingmaterial(seeFig6).Thedisplaywillshowthemagneticfield

valuealongwiththeunitofmeasure(mT=MilliTeslaorG=Gauss)andAC,ifanACfield.

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Note:WhenthemeterispoweredON,thedisplaymayshowanon‐zerovalue(becauseof

environmentalinterference).BeforetakingameasurementpresstheZERObuttontonullthe

display.

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DataHold

Duringmeasurements,presstheHOLDbuttonandthemeasuredvaluewillbeheld(theLCDwill

displayHOLD).PresstheHOLDbuttonagaintoexitthedataholdfunction.

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DataRecording(MaximumandMinimumReading)

PresstheRECbuttontostartthedatarecordingfunction.TheLCDwilldisplayREC.PresstheREC

buttonagainandRECMAXalongwiththemaximumreadingrecordedwillappearontheLCD.

PresstheRECbuttonagaintodisplaytheminimumvalue(theLCDwilldisplayRECMIN).Toexit

thedatarecordingfunction,pressandholdtheRECbuttonfortwoseconds.Themeterwill

returntothenormalmodeofoperation.

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Note:WhenmakingDCmagneticfieldmeasurementswhiletheRECORDfunctionisactive,the

usercannotchangefromNorthtoSouthpoleorviceversa.

Fig. 6 – Touching Probe to Test Material

EXTECHINSTRUMENTS

8MF100‐en‐GB_V1.79/15

UserSettings

PressandholdtheSETbuttonfortwosecondstoentertheadvancedsettingsmode.Pressthe

SETbuttontocyclethroughthethreemainfunctions:

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POFFAutopowerOFFmanagement

CLrFactory‐onlydiagnosticfunction

UNItSelectthemagneticfieldunits(mTorG)

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Note:After7to10secondsthemeterwillreturntothenormaloperatingmode.

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(POFF)AutoPowerOFF

TheMF100usesanAutoPowerOFFutilitytoswitchthemeteroffautomaticallyinorder

toconservebatteryenergy.Thisfeaturecanbeenabledordisabled:

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IntheAdvancedSettingsmode,whentheLCDdisplaysPOFF,presstheRECbutton

UsetheZeroandModebuttonstoselectYESorNO

SelectingYESenablestheAutoPowerOFFfeature

SelectingNOdisablestheAutoPowerOFFfeature(userwillthenhavetoswitchoff

manually)

PresstheRECbuttontosavethesetting

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(UNiT)SelectingUnitsofMagneticField

IntheUserSettingsmodewhentheLCDdisplaysUNIT,presstheRECbutton

UsetheZEROorMODEbuttontoselectmTorG

SelectmTformilliTeslaunits

SelectGforGaussunits

PressRECtosavetheselection

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Factory‐onlyCLRfunction

WhenintheUserSettingsmode,withCLrdisplayed,pressRECtoskipthisstep.

Thisisafactory‐onlyutility

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ACPowerAdaptor

Thismeterisnormallypoweredbyone9Vbattery;howeveranoptional9Vpoweradaptoris

available.Whentheadaptorisused,themeterispermanentlypoweredandthepowerbuttonis

disabled.

EXTECHINSTRUMENTS

9MF100‐en‐GB_V1.79/15

FactoryDefaultReset

Ifthemeterbecomesinoperative,itcanberesettofactorydefaults.

Openthesidecompartmentand,withthemeteron,presstheresetswitch.

ThemeterwillberesetandtheUserSettingswillbeclearedandresettofactorydefaults.

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BatteryReplacement

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WhenthelowbatteryiconappearsontheLCD,thebatterymustbereplaced.Severalhoursof

accuratereadingsarestillpossibleinthiscondition;howeverbatteriesshouldbereplacedas

soonaspossible:

RemovethePhillipsscrewfromthebatterycompartmentontherearofthemeter.

Removeandsafelyplacethebatterycompartmentandscrewwheretheywillnotbe

damagedorlost.

Replacethe9Vbatteryobservingcorrectpolarity.

ReplacethebatterycompartmentcoverwiththePhillipsscrew.

Note:ThemetercanalsoobtainpowerfromtheDC9VPowerAdapter.Themeterwillbe

permanentlypoweredONwhentheadapterisused(thepowerbuttonisdisabled).

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AllEUusersarelegallyboundbythebatteryordinancetoreturnallusedbatteriestocollection

pointsinthecommunityorwhereverbatteries/accumulatorsaresold!Disposalinthe

householdgarbageisprohibited!

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EXTECHINSTRUMENTS

10MF100‐en‐GB_V1.79/15

Specifications

CircuitCustomone‐chipmicroprocessorLSIcircuit

Display(LCD)Size52x38mm(2.0x1.5in.)

MeasurementUnitsmTMilliTesla

GGauss

MeasurementRange,DCmTRange1300.00mTx0.01mT

Range23,000.0mTx0.1mT

GRange13,000.0Gx0.1G

Range230,000Gx1G

MeasurementRange,ACmTRange1150.00mTx0.01mT

Range21,500.0mTx0.1mT

GRange11,500.0Gx0.1G

Range215,000Gx1G

Accuracy

At23°C+/‐5°C

DC±(5%rdg.+10dgt.)

AC±(5%rdg.+20dgt.)

FrequencyResponseACMeasurement:50Hz/60Hz

SensorHallEffectSensorwithAutoTemperatureCompensation

FieldDirectionUni‐axial

DisplaySamplingTimeApprox.1second

OperatingTemperature0to50°C(32to122°F)

OperatingHumidityLessthan85%R.H.

PowerSupply9VBattery

UniversalACadaptorsincluded

PowerConsumptionApproximately15mADC

Weight(meterandprobe)275g(9.7oz.)

DimensionsMainInstrument:198x68x30mm(7.8x2.67x1.18in.)

Probe:195x25x19mm(7.68x0.98x0.75in.)

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Allrightsreservedincludingtherightofreproductioninwholeorinpartinanyform

ISO‐9001Certified

www.extech.com

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Tabla de contenidos

Otros manuales de Instrumento de medición de Extech Instruments

Extech Instruments

Extech Instruments 451181 Manual de usuario

Extech Instruments

Extech Instruments TG20 Manual de usuario

Extech Instruments

Extech Instruments 45160 Manual de usuario

Extech Instruments

Extech Instruments MA435T Manual de usuario

Extech Instruments

Extech Instruments SDL600-NIST Manual de usuario

Extech Instruments

Extech Instruments MO265 Manual de usuario

Extech Instruments

Extech Instruments CT-3060 Manual de usuario

Extech Instruments

Extech Instruments MA140 Manual de usuario

Extech Instruments

Extech Instruments SDL600 Manual de usuario

Extech Instruments

Extech Instruments PH220 Manual de usuario

Extech Instruments

Extech Instruments MA150-T Manual de usuario

Extech Instruments

Extech Instruments HD350 Manual de usuario

Extech Instruments

Extech Instruments EN510 Manual de usuario

Extech Instruments

Extech Instruments 407510 Manual de usuario

Extech Instruments

Extech Instruments VB450 Manual de usuario

Extech Instruments

Extech Instruments RH350 Manual de usuario

Extech Instruments

Extech Instruments EC100 Manual de usuario

Extech Instruments

Extech Instruments PQ3450-2-NIST Manual de usuario

Extech Instruments

Extech Instruments CO10 Manual de usuario

Extech Instruments

Extech Instruments MA640 Manual de usuario

Extech Instruments

Extech Instruments 445580 Manual de usuario

Extech Instruments

Extech Instruments 480823 Manual de usuario

Extech Instruments

Extech Instruments MO290 Manual de usuario

Extech Instruments

Extech Instruments CO220 Manual de usuario

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