Agilent Technologies U1273A Betriebsanweisung

Agilent TechnologiesAgilent U1273A/U1273AX Handheld Digital MultimeterUser’s Guide

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2 Making Measurements Measuring AC or DC Current80 U1273A/U1273AX User’s GuideFigure 2-36 Measuring DC current using the 0-20 mA % scale12453ShiftVie

Making Measurements 2 Measuring FrequencyU1273A/U1273AX User’s Guide 81Measuring FrequencyYour multimeter allows simultaneous monitoring of real- tim

2 Making Measurements Measuring Frequency82 U1273A/U1273AX User’s GuideFigure 2-37 Frequency, pulse width, and duty cycle measurementsPressing cont

Making Measurements 2 Measuring FrequencyU1273A/U1273AX User’s Guide 83Figure 2-38 Frequency displayThe frequency of the input signal is shown in the

2 Making Measurements Measuring Frequency84 U1273A/U1273AX User’s GuideMeasuring pulse width1 To measure pulse width, position the rotary switch to o

Making Measurements 2 Measuring FrequencyU1273A/U1273AX User’s Guide 85Measuring duty cycle1 To measure the duty cycle, position the rotary switch on

2 Making Measurements Measuring Frequency86 U1273A/U1273AX User’s GuidePress to cycle through the frequency, pulse width, and duty cycle measuremen

87U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent Technologies3Multimeter FeaturesMaking Relative Measurements (Null) 88Making Scale

3Multimeter Features Making Relative Measurements (Null)88 U1273A/U1273AX User’s GuideMaking Relative Measurements (Null)When making null measurement

Multimeter Features 3 Making Relative Measurements (Null)U1273A/U1273AX User’s Guide 89Figure 3-2 Null operationNOTE• In resistance measurement, the m

U1273A/U1273AX User’s Guide XITable of Contents1 IntroductionAbout This Manual 2Documentation map 2Safety notes 2Preparing Your Multime

3Multimeter Features Making Scale Transfers (Scale)90 U1273A/U1273AX User’s GuideMaking Scale Transfers (Scale)The Scale operation emulates a transdu

Multimeter Features 3 Making Scale Transfers (Scale)U1273A/U1273AX User’s Guide 91Figure 3-3 Scale operationNOTEThe is disabled during Scale operati

3Multimeter Features Capturing Maximum and Minimum Values (MaxMin)92 U1273A/U1273AX User’s GuideCapturing Maximum and Minimum Values (MaxMin)The MaxM

Multimeter Features 3 Capturing Maximum and Minimum Values (MaxMin)U1273A/U1273AX User’s Guide 933 The elapsed time is shown on the secondary display.

3Multimeter Features Capturing Peak Values (Peak)94 U1273A/U1273AX User’s GuideCapturing Peak Values (Peak)This function allows the measurement of pe

Multimeter Features 3 Capturing Peak Values (Peak)U1273A/U1273AX User’s Guide 95To calculate the crest factor:Crest factor is a measure of signal dist

3Multimeter Features Freezing the Display (TrigHold and AutoHold)96 U1273A/U1273AX User’s GuideFreezing the Display (TrigHold and AutoHold)TrigHold o

Multimeter Features 3 Recording Measurement Data (Data Logging)U1273A/U1273AX User’s Guide 97Recording Measurement Data (Data Logging)The Data Logging

3Multimeter Features Recording Measurement Data (Data Logging)98 U1273A/U1273AX User’s GuidePerforming manual logs (HAND)Ensure that HAND is selected

Multimeter Features 3 Recording Measurement Data (Data Logging)U1273A/U1273AX User’s Guide 99The duration set in the multimeter’s setup will determine

XII U1273A/U1273AX User’s GuideUsing the LPF (Low Pass Filter) function for AC measurements 37Measuring DC Voltage 39Using the Filter Functi

3Multimeter Features Recording Measurement Data (Data Logging)100 U1273A/U1273AX User’s GuidePerforming event logs (TRIG)Ensure that TRIG is selected

Multimeter Features 3 Recording Measurement Data (Data Logging)U1273A/U1273AX User’s Guide 101Start the event log mode1 Select one of the four modes s

3Multimeter Features Reviewing Previously Recorded Data (View)102 U1273A/U1273AX User’s GuideReviewing Previously Recorded Data (View)Viewing data st

Multimeter Features 3 Reviewing Previously Recorded Data (View)U1273A/U1273AX User’s Guide 1032 Select the desired recording category to view its entr

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105U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent Technologies4Multimeter Setup OptionsUsing the Setup Menu 106Editing numerical val

4 Multimeter Setup Options Using the Setup Menu106 U1273A/U1273AX User’s GuideUsing the Setup MenuThe multimeter’s setup menu allows you to change a

Multimeter Setup Options 4 Using the Setup MenuU1273A/U1273AX User’s Guide 107Editing numerical valuesWhen editing numerical values, use the and t

4 Multimeter Setup Options Setup Menu Summary108 U1273A/U1273AX User’s GuideSetup Menu SummaryThe setup menu items are summarized in the table below.

Multimeter Setup Options 4 Setup Menu SummaryU1273A/U1273AX User’s Guide 109MENU 2T-TYPE J or KSet the multimeter’s thermocouple type (type J or type

U1273A/U1273AX User’s Guide XIIICapturing Peak Values (Peak) 94Freezing the Display (TrigHold and AutoHold) 96Recording Measurement Data (Da

4 Multimeter Setup Options Setup Menu Summary110 U1273A/U1273AX User’s GuideMENU 3BEEP3200 Hz, 3491 Hz, 3840 Hz, 4267 Hz, or OFFSet the multimeter’s

Multimeter Setup Options 4 Setup Menu SummaryU1273A/U1273AX User’s Guide 111MENU 4BAUD 9600 or 19200Set the baud rate for remote communication with a

4 Multimeter Setup Options Setup Menu Summary112 U1273A/U1273AX User’s GuideMENU 6DEFAULT YES or NOReset the multimeter to its factory default settin

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 113Setup Menu ItemsChanging the variation countThis setting is used with the mu

4 Multimeter Setup Options Setup Menu Items114 U1273A/U1273AX User’s GuideTo change the recording option:1 Press for more than 1 second to enter th

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 1155 Press and hold until the multimeter restarts to return to normal operati

4 Multimeter Setup Options Setup Menu Items116 U1273A/U1273AX User’s GuideTo change the dBm reference impedance value:1 Press for more than 1 secon

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 117Changing the temperature unitThis setting is used with temperature measureme

4 Multimeter Setup Options Setup Menu Items118 U1273A/U1273AX User’s GuideChanging the % scale rangeThis setting is used with % scale current measure

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 119To change the continuity alert:1 Press for more than 1 second to enter the

XIV U1273A/U1273AX User’s GuideChanging the parity check 124Enabling the echo feature 125Enabling the print feature 125Enabling the ove

4 Multimeter Setup Options Setup Menu Items120 U1273A/U1273AX User’s GuideChanging the beep frequencyThe multimeter’s beeper alerts users to the pres

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 121To change the APO timer period:1 Press for more than 1 second to enter the

4 Multimeter Setup Options Setup Menu Items122 U1273A/U1273AX User’s GuideChanging the power-on melodyThe multimeter’s plays a melody when it is powe

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 123To change the power- on greetings:1 Press for more than 1 second to enter

4 Multimeter Setup Options Setup Menu Items124 U1273A/U1273AX User’s GuideChanging the data bitsThis setting changes the number of data bits (data wi

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 1254 Press to save your changes (or press to discard your changes).5 Press

4 Multimeter Setup Options Setup Menu Items126 U1273A/U1273AX User’s GuideTo enable the print feature:1 Press for more than 1 second to enter the m

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 1274 Press to save your changes (or press to discard your changes).5 Press

4 Multimeter Setup Options Setup Menu Items128 U1273A/U1273AX User’s GuideEnabling smooth modeSmooth is used to smoothen the refresh rate of the read

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 129Resetting the multimeter’s setup optionsThe multimeter’s setup options can b

U1273A/U1273AX User’s Guide XVList of FiguresFigure 1-1 Installing the batteries 4Figure 1-2 Change battery display 5Figure 1-3 Start-up disp

4 Multimeter Setup Options Setup Menu Items130 U1273A/U1273AX User’s Guide3 Use the arrow keys to change the battery type.4 Press to save your chan

Multimeter Setup Options 4 Setup Menu ItemsU1273A/U1273AX User’s Guide 131You may enable the Filter for DC coupling of voltage and/or current measurem

4 Multimeter Setup Options Setup Menu Items132 U1273A/U1273AX User’s Guide4 Press to save your changes (or press to discard your changes).5 Press

133U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent Technologies5Characteristics and SpecificationsProduct Characteristics 134Specific

5 Characteristics and Specifications Product Characteristics134 U1273A/U1273AX User’s GuideProduct CharacteristicsPOWER SUPPLYBattery type: • 4 × 1.5

Characteristics and Specifications 5 Product CharacteristicsU1273A/U1273AX User’s Guide 135STORAGE COMPLIANCE–40 °C to 70 °C, 0% to 80% RHSAFETY COMPL

5 Characteristics and Specifications Specification Assumptions136 U1273A/U1273AX User’s GuideSpecification Assumptions• Accuracy is given as ±(% of r

Characteristics and Specifications 5 Measurement CategoryU1273A/U1273AX User’s Guide 137Measurement CAT III are measurements performed in the buildi

5 Characteristics and Specifications Electrical Specifications138 U1273A/U1273AX User’s GuideElectrical SpecificationsDC specificationsNOTESpecificat

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 139Table 5- 2 Resistance specifications Function Range Resol

XVI U1273A/U1273AX User’s GuideFigure 2-19 Measuring leakage current 59Figure 2-20 Diode display 60Figure 2-21 Open diode display 61Figure

5 Characteristics and Specifications Electrical Specifications140 U1273A/U1273AX User’s GuideTable 5- 3 Diode specifications Function Range Resolutio

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 141AC specificationsTable 5- 5 True RMS AC voltage specifica

5 Characteristics and Specifications Electrical Specifications142 U1273A/U1273AX User’s GuideTable 5- 6 True RMS AC current specifications Function R

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 143AC+DC specificationsTable 5- 7 True RMS AC+DC voltage spe

5 Characteristics and Specifications Electrical Specifications144 U1273A/U1273AX User’s GuideTable 5- 8 True RMS AC+DC current specifications Functi

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 145Capacitance specificationsTable 5- 9 Capacitance specific

5 Characteristics and Specifications Electrical Specifications146 U1273A/U1273AX User’s GuideTemperature specificationsTable 5-10 Temperature specifi

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 147Frequency specificationsDuty cycle and pulse width specif

5 Characteristics and Specifications Electrical Specifications148 U1273A/U1273AX User’s GuideCalculation examplePulse width- 999.99 ms 0.01 ms(duty c

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 149Frequency sensitivity specifications For voltage measurem

U1273A/U1273AX User’s Guide XVIIList of TablesTab l e 1- 1 Power-on options 13Tab l e 1- 2 Front panel parts 16Tab l e 1- 3 Rear panel par

5 Characteristics and Specifications Electrical Specifications150 U1273A/U1273AX User’s GuideFor current measurementsPeak hold specificationsTable 5-

Characteristics and Specifications 5 Electrical SpecificationsU1273A/U1273AX User’s Guide 151Decibel (dB) specificationsDecibel (dBV) accuracy specifi

5 Characteristics and Specifications Electrical Specifications152 U1273A/U1273AX User’s GuideDisplay update rate (approximate)Table 5-19 Display upda

153U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent TechnologiesAppendix AShift Functions Using the Shift KeyTab le A- 1 U1273A/U1273AX

A Shift Functions Using the Shift Key 154 U1273A/U1273AX User’s GuideTable A- 1 U1273A/U1273AX default and shift functions Rotary switch positionFunc

Shift Functions Using the Shift Key A U1273A/U1273AX User’s Guide 155DC current measurement (DC μA)AC current measurement (AC μA)AC+DC current measure

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157U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent TechnologiesAppendix BDual Display Combinations Using the Dual KeyTab le B - 1 U127

B Dual Display Combinations Using the Dual Key 158 U1273A/U1273AX User’s GuideWARNINGIn the dual display DC voltage decibel and DC voltage measuremen

Dual Display Combinations Using the Dual Key B U1273A/U1273AX User’s Guide 159DC voltage measurement (DC V)DC coupling frequency measurement (Hz)AC vo

XVIII U1273A/U1273AX User’s GuideTab l e 2- 1 6 Rotary switch position allowing temperature measurements 68Tab l e 2- 1 7 Rotary switch positio

B Dual Display Combinations Using the Dual Key 160 U1273A/U1273AX User’s GuideResistance measurement (Ω) Ambient temperature (°C)[2]Continuity test (

Dual Display Combinations Using the Dual Key B U1273A/U1273AX User’s Guide 161DC current measurement (DC μA)DC coupling frequency measurement (Hz)AC c

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© Agilent Technologies, Inc., 2012–2014Sixth Edition, June 20, 2014U1273-90017www.agilent.comAgilent TechnologiesContact usTo obtain service, warranty

U1273A/U1273AX User’s Guide XIXmeasurements 151Tab l e 5- 1 9 Display update rate (approximate) 152Tab l e A-1 U1273A/U1273AX default and sh

II U1273A/U1273AX User’s GuideNotices© Agilent Technologies, Inc., 2012–2014No part of this manual may be reproduced in any form or by any means (incl

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1U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent Technologies1IntroductionAbout This Manual 2Documentation map 2Safety notes 2P

1 Introduction About This Manual2 U1273A/U1273AX User’s GuideAbout This ManualDocumentation mapThe following manuals and software are available for y

Introduction 1 Preparing Your MultimeterU1273A/U1273AX User’s Guide 3Preparing Your MultimeterCheck the shipmentWhen you receive your multimeter, chec

1 Introduction Preparing Your Multimeter4 U1273A/U1273AX User’s Guide1 Open the battery cover. Lift the tilt stand, loosen the screws with a suitable

Introduction 1 Preparing Your MultimeterU1273A/U1273AX User’s Guide 5When the Change Battery warning (Figure 1- 2) is shown on the display, the multim

1 Introduction Preparing Your Multimeter6 U1273A/U1273AX User’s GuideTurn on your multimeterTo power ON your multimeter, turn the rotary switch to an

Introduction 1 Preparing Your MultimeterU1273A/U1273AX User’s Guide 7OLED Auto Dim functionYour multimeter’s OLED automatically dims if the rotary swi

1 Introduction Preparing Your Multimeter8 U1273A/U1273AX User’s GuideSelect the rangeThe multimeter’s selected range is always displayed above the ri

Introduction 1 Preparing Your MultimeterU1273A/U1273AX User’s Guide 9Your multimeter provides a voltage alert for voltage measurements in both auto- r

U1273A/U1273AX User’s Guide IIISafety SymbolsThe following symbols on the instrument and in the documentation indicate precautions which must be taken

1 Introduction Preparing Your Multimeter10 U1273A/U1273AX User’s GuideFigure 1-4 Input warning display (A INPUT)Figure 1-5 Input warning display (mA

Introduction 1 Preparing Your MultimeterU1273A/U1273AX User’s Guide 11Adjust the tilt standTo adjust the multimeter to a 60° standing position, pull t

1 Introduction Preparing Your Multimeter12 U1273A/U1273AX User’s GuideRefer to the Agilent GUI Data Logger Software Help and Quick Start Guide for mo

Introduction 1 Preparing Your MultimeterU1273A/U1273AX User’s Guide 13Power-on optionsSome options can be selected only while you turn the multimeter

1 Introduction Your Multimeter in Brief14 U1273A/U1273AX User’s GuideYour Multimeter in BriefDimensionsFront viewFigure 1-8 Width dimensions92 mm

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 15Rear and side viewFigure 1-9 Height and depth dimensions207 mm59 mm

1 Introduction Your Multimeter in Brief16 U1273A/U1273AX User’s GuideOverviewFront panelThe front panel parts of your multimeter are described in thi

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 17Rear panelThe rear panel parts of your multimeter are described in this section.

1 Introduction Your Multimeter in Brief18 U1273A/U1273AX User’s GuideRotary switchThe measurement functions for each rotary switch position are descr

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 19Table 1- 4 U1273A/U1273AX rotary switch functions Legend Description Learn more o

IV U1273A/U1273AX User’s GuideSafety ConsiderationsRead the information below before using this multimeter. The descriptions and instructions in this

1 Introduction Your Multimeter in Brief20 U1273A/U1273AX User’s GuideKeypadThe operation of each key is explained below. Pressing a key enables a fun

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 21Starts the MaxMin recording.• Press again to cycle through maximum (REC MAX), m

1 Introduction Your Multimeter in Brief22 U1273A/U1273AX User’s GuideMeasures the frequency for the current or voltage measurement.• Press to scrol

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 23Switches between the default and shifted measurement function (icon printed in or

1 Introduction Your Multimeter in Brief24 U1273A/U1273AX User’s GuideDisplay screenThe display annunciators of your multimeter are described in this

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 25Table 1- 6 General annunciators Legend Description Learn more on:Remote control e

1 Introduction Your Multimeter in Brief26 U1273A/U1273AX User’s GuideMaximum reading shown on primary displaypage 92Minimum reading shown on primary

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 27AC (alternating current)page 34 and page 72AC+DC page 42• Capacitor is charging (

1 Introduction Your Multimeter in Brief28 U1273A/U1273AX User’s GuideMeasurement unitsThe available signs and notations for each measurement function

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 29Analog bar graphThe analog bar emulates the needle on an analog multimeter, witho

U1273A/U1273AX User’s Guide VWARNING• Never use the multimeter in wet conditions or when there is water on the surface. If the multimeter is wet, ensu

1 Introduction Your Multimeter in Brief30 U1273A/U1273AX User’s GuideAn unstable bar graph and unmatched primary display when measuring DC voltage us

Introduction 1 Your Multimeter in BriefU1273A/U1273AX User’s Guide 31Table 1- 9 Terminal connections for different measuring functionsRotary switch po

1 Introduction Cleaning Your Multimeter32 U1273A/U1273AX User’s GuideCleaning Your MultimeterDirt or moisture in the terminals can distort readings.

33U1273A/U1273AX Handheld Digital MultimeterUser’s GuideAgilent Technologies2Making MeasurementsCrest Factor 34Measuring AC Voltage 35Using the

2 Making Measurements Crest Factor34 U1273A/U1273AX User’s GuideCrest FactorThe crest factor may be determined by using this formula:You may refer to

Making Measurements 2 Measuring AC VoltageU1273A/U1273AX User’s Guide 35Measuring AC VoltageSet up your multimeter to measure AC voltage as shown in F

2 Making Measurements Measuring AC Voltage36 U1273A/U1273AX User’s GuideFigure 2-2 Measuring AC voltageNOTE• For measuring AC voltage signals with DC

Making Measurements 2 Measuring AC VoltageU1273A/U1273AX User’s Guide 37Using the LPF (Low Pass Filter) function for AC measurementsYour multimeter is

2 Making Measurements Measuring AC Voltage38 U1273A/U1273AX User’s GuideFigure 2-3 AC voltage with LPF displayThe low- pass filter can improve measur

Making Measurements 2 Measuring DC VoltageU1273A/U1273AX User’s Guide 39Measuring DC VoltageSet up your multimeter to measure DC voltage as shown in F

VI U1273A/U1273AX User’s GuideEnvironmental ConditionsThis instrument is designed for indoor use and in an area with low condensation. The table below

2 Making Measurements Measuring DC Voltage40 U1273A/U1273AX User’s GuideNOTE• For firmware version 1.64 and below, the Filter function is switched of

Making Measurements 2 Measuring DC VoltageU1273A/U1273AX User’s Guide 41Figure 2-5 Measuring DC voltageDC1234

2 Making Measurements Measuring DC Voltage42 U1273A/U1273AX User’s GuideUsing the Filter Function for DC measurementsTurn on the Filter Function when

Making Measurements 2 Measuring AC and DC SignalsU1273A/U1273AX User’s Guide 43Measuring AC and DC SignalsYour multimeter is capable of displaying bot

2 Making Measurements Measuring AC and DC Signals44 U1273A/U1273AX User’s GuideFigure 2-7 AC+DC voltage displayFigure 2-8 AC+DC current displayNOTE•

Making Measurements 2 Measuring AC and DC SignalsU1273A/U1273AX User’s Guide 45Using the LPF (Low Pass Filter) Function for AC+DC measurementsYour mul

2 Making Measurements Making dB Measurements46 U1273A/U1273AX User’s GuideMaking dB MeasurementsYour multimeter is capable of displaying voltage as a

Making Measurements 2 Making dB MeasurementsU1273A/U1273AX User’s Guide 47Figure 2-10 dBm displayPress for more than 1 second to exit the dBm functi

2 Making Measurements Making dB Measurements48 U1273A/U1273AX User’s GuideFigure 2-11 dBV displayPress for more than 1 second to exit the dBV funct

Making Measurements 2 Using ZLOW for Voltage MeasurementsU1273A/U1273AX User’s Guide 49Using ZLOW for Voltage MeasurementsThe ZLOW function in your mu

U1273A/U1273AX User’s Guide VIIRegulatory MarkingsThe CE mark is a registered trademarkof the European Community. This CEmark shows that the product c

2 Making Measurements Using ZLOW for Voltage Measurements50 U1273A/U1273AX User’s GuideFigure 2-12 ZLOW displayUse ZLOW to test a battery’s healthAsi

Making Measurements 2 Measuring ResistanceU1273A/U1273AX User’s Guide 51Measuring ResistanceSet up your multimeter to measure resistance as shown in F

2 Making Measurements Measuring Resistance52 U1273A/U1273AX User’s GuideFigure 2-14 Measuring resistanceSmart1234

Making Measurements 2 Measuring ResistanceU1273A/U1273AX User’s Guide 53Measuring conductanceConductance is the reciprocal of resistance. High values

2 Making Measurements Testing for Continuity54 U1273A/U1273AX User’s GuideTesting for ContinuitySet up your multimeter to test for continuity as show

Making Measurements 2 Testing for ContinuityU1273A/U1273AX User’s Guide 55The beeper will sound as a continuity indication. Press to switch between

2 Making Measurements Testing for Continuity56 U1273A/U1273AX User’s GuideFigure 2-16 Testing for continuityNOTE• The continuity function detects int

Making Measurements 2 Using Smart Ω for Resistance MeasurementsU1273A/U1273AX User’s Guide 57Using Smart Ω for Resistance MeasurementsTo use the Smart

2 Making Measurements Using Smart Ω for Resistance Measurements58 U1273A/U1273AX User’s GuideFigure 2-17 Smart Ω (with bias voltage) displayFigure 2-

Making Measurements 2 Using Smart Ω for Resistance MeasurementsU1273A/U1273AX User’s Guide 59Figure 2-19 Measuring leakage currentSmartIRVRR12453Shift

VIII U1273A/U1273AX User’s GuideWaste Electrical and Electronic Equipment (WEEE) Directive 2002/96/ECThis instrument complies with the WEEE Directive

2 Making Measurements Testing Diodes60 U1273A/U1273AX User’s GuideTes ting DiodesSet up your multimeter to test diodes as shown in Figure 2- 22. Prob

Making Measurements 2 Testing DiodesU1273A/U1273AX User’s Guide 61Reverse the probes (as shown in Figure 2- 23) and measure the voltage across the dio

2 Making Measurements Testing Diodes62 U1273A/U1273AX User’s GuideFigure 2-22 Testing a forward-bias diodeAuto1234

Making Measurements 2 Testing DiodesU1273A/U1273AX User’s Guide 63Figure 2-23 Testing a reverse-bias diodeAuto1234

2 Making Measurements Using Auto-diode for Diode Tests64 U1273A/U1273AX User’s GuideUsing Auto-diode for Diode TestsSet up your multimeter to test di

Making Measurements 2 Using Auto-diode for Diode TestsU1273A/U1273AX User’s Guide 65Figure 2-24 Auto-diode display (GOOD status)Figure 2-25 Auto-diode

2 Making Measurements Measuring Capacitance66 U1273A/U1273AX User’s GuideMeasuring CapacitanceSet up your multimeter to measure capacitance as shown

Making Measurements 2 Measuring CapacitanceU1273A/U1273AX User’s Guide 67Figure 2-27 Measuring capacitanceNOTEFor measuring capacitance values greater

2 Making Measurements Measuring Temperature68 U1273A/U1273AX User’s GuideMeasuring TemperatureThe multimeter uses a type- K (default setting) tempera

Making Measurements 2 Measuring TemperatureU1273A/U1273AX User’s Guide 69Press to change the temperature units between °C or °F (you must first chan

U1273A/U1273AX User’s Guide IXDeclaration of Conformity (DoC)The Declaration of Conformity (DoC) for this instrument is available on the Agilent websi

2 Making Measurements Measuring Temperature70 U1273A/U1273AX User’s GuideFigure 2-29 Measuring surface temperature12453ShiftViewEscType-K Thermocoupl

Making Measurements 2 Measuring TemperatureU1273A/U1273AX User’s Guide 71Temperature measurement without ambient compensationIf you are working in a c

2 Making Measurements Measuring AC or DC Current72 U1273A/U1273AX User’s GuideMeasuring AC or DC CurrentSet up your multimeter to measure AC or DC cu

Making Measurements 2 Measuring AC or DC CurrentU1273A/U1273AX User’s Guide 73Figure 2-31 DC current displayNOTE• To measure current, you must open th

2 Making Measurements Measuring AC or DC Current74 U1273A/U1273AX User’s GuideCAUTION• For measuring AC current signals with a DC offset, refer to th

Making Measurements 2 Measuring AC or DC CurrentU1273A/U1273AX User’s Guide 75Figure 2-32 Measuring DC currentDCLOAD1234

2 Making Measurements Measuring AC or DC Current76 U1273A/U1273AX User’s GuideFigure 2-33 Measuring AC currentACLOAD12453ShiftViewEsc

Making Measurements 2 Measuring AC or DC CurrentU1273A/U1273AX User’s Guide 77Figure 2-34 Current measurement setup

2 Making Measurements Measuring AC or DC Current78 U1273A/U1273AX User’s Guide% Scale of 4-20 mA or 0-20 mATo display the current measurement in % sc

Making Measurements 2 Measuring AC or DC CurrentU1273A/U1273AX User’s Guide 79Figure 2-35 4-20 mA % Scale displayThe analog bar graph displays the cur