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 407412 Manual de usuario

Extech Instruments

Extech Instruments 401027 Manual de usuario

Extech Instruments

Extech Instruments MO25 Manual de usuario

Extech Instruments

Extech Instruments LT505 Manual de usuario

Extech Instruments

Extech Instruments LT45 Manual de usuario

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Extech Instruments 45158 Manual de usuario

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Extech Instruments Oyster-10 Manual de usuario

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Extech Instruments TKG100 Manual de usuario

Extech Instruments

Extech Instruments BR250 Manual de usuario

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Extech Instruments SDL150 Manual de usuario

Extech Instruments

Extech Instruments 42265 Manual de usuario

Extech Instruments

Extech Instruments 475040 Manual de usuario

Extech Instruments

Extech Instruments EMF510 Manual de usuario

Extech Instruments

Extech Instruments Oyster 341350A-P Manual de usuario

Extech Instruments

Extech Instruments 401025 Manual de usuario

Extech Instruments

Extech Instruments MS400 Manual de usuario

Extech Instruments

Extech Instruments CLT600 Manual de usuario

Extech Instruments

Extech Instruments MN30 Manual de usuario

Extech Instruments

Extech Instruments 461830 Manual de usuario

Extech Instruments

Extech Instruments 461895 Manual de usuario

Extech Instruments

Extech Instruments EC600 Manual de usuario

Extech Instruments

Extech Instruments CO10 Manual de usuario

Extech Instruments

Extech Instruments 407114 Manual de usuario

Extech Instruments

Extech Instruments MO300 Manual de usuario

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