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Fluke 45 user manual Operating the Meter From the Front Panel, Selecting A Function Modifier, 3-15

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Pushbuttons

Operating the Meter From the Front Panel	3
Selecting A Function Modifier

Pushbuttons

Sthen Z

Sthen Y

Sthen D

Sthen C

Sthen O

Sthen F

Sthen G

Sthen E (COMP)

Sthen T

(LO)

Sthen U

(Hi)

Sand T

(LO)

Sand U

(Hl)

Sthen K (REF # )

Sand K

Sthen H

(THRESH)

Sthen I (REF e)

Sthen J (ADDR)

Sthen R (BAUD)

SThen S

Sand E

Sand R

Table 3-10. SButton Operations

Operations

Show volts ac reading in secondary display

Show volts dc reading in secondary display

Show amperes ac reading in secondary display

Show amperes dc reading in secondary display

Show ohms reading in secondary display

Show Hz reading in secondary display

Show diode test reading in secondary display

Compare mode in primary display. (See "Using the Compare Function” in Chapter 3, below.)

Edit Compare mode low point. (See "Using the Compare Function" in Chapter 3, below.)

Edit Compare mode high point. (See "USING THE COMPARE FUNCTION” in Chapter 3, below)

Store value on primary display as LO compare point (See "USING THE COMPARE FUNCTION" in Chapter 3, below.)

Store value on primary display as Hl compare point (See "USING THE COMPARE FUNCTION" in Chapter 3, below.)

Edit relative base. (See "Using the List and Number Editor" in Chapter 3 below.)

Toggle display of relative base in secondary display.

Select Touch Hold sensitivity threshold

Select dB reference impedance.

Select computer interface address for IEEE-488 operations or RS-232 print only rate. (See also "RS-232 Print-Only Mode" in Chapter 5.)

Select RS-232 baud rate or "IEEE" to enable an installed IEEE-488 interface.

Turn off secondary display, leaving primary display unaffected.

Store present operating configuration of meter as power-up configuration. (See "Changing the Power-Up Configuration" later in Chapter 3.)

Display software version.

3-15

Image 39

Fluke 45 user manual Operating the Meter From the Front Panel, Selecting A Function Modifier, 3-15, Pushbuttons

Contents

Dual Display Multimeter LIMITED WARRANTY & LIMITATION OF LIABILITY Safety Class Interference InformationDeclaration of the Manufacturer or Importer Getting Started Table of ContentsTitle IntroductionApplications Operating the Meter Using the Computer InterfaceAppendices MaintenanceTitle List of TablesReplacement Parts Performance Tests for mA Current FunctionsPerformance Tests for A Current Functions Title List of FiguresWWarning IntroductionChapter Introducing the Fluke 45 Dual Display MultimeterOptions and Accessories Where to go from HereChapter 1 Introduction Appendices Chapter 6 MaintenanceChapter 2 Getting started Chapter 4 ApplicationsPage WWARNING TO AVOID ELECTRICAL SHOCK OR OTHER INJURYMULTIMETER SAFETY Introduction Adjusting the HandleLine Power Getting StartedFigure 2-2.Rear Panel Figure 2-1.Front PanelTurning the Meter on Using the PushbuttonsFigure 2-4.Summary of Basic Pushbutton Operations WWarning Selecting a Measurement RangeAutomatic Input Terminal Selection Taking Some Basic MeasurementsDiode/Continuity Testing Measuring Voltage, Resistance, or FrequencyMeasuring Current Taking Some Basic Measurements FREQFREQ Getting StartedNote This is a Diode Test Function Figure 2-7.Continuity TestingFigure 2-8.Diode Testing CIRCUITOperating the Meter Under Battery Power Optional Rack MountingOperating the Meter Under Battery Power Optional 2-10 Introduction Operating the Meter From the Front PanelFront Panel Operations ChapterDisplay Primary DisplaySecondary Display MIN HOLD REMOTE SMFMAX dB REL AUTO EXT TRGFigure 3-4.Input Terminals Input TerminalsAutoranging Selecting a Measurement FunctionRanging E, U, TFigure 3-5.Function Selection Buttons Ranging Operating the Meter From the Front PanelMeasuring Frequency Manual RangingFrequency Ranging Measuring Frequency Frequency Measurement RatesFrequency Sensitivity Selection Operating the Meter From the Front PanelK, I, H, J Selecting A Function ModifierSelecting A Function Modifier REL Relative Readings ModifierWWarning Operating the Meter From the Front PaneldB Decibels and Audio Power Modifier Using Function Modifiers in Combination HOLD Touch Hold ModifierMN MX Minimum Maximum Modifier Selecting A Measurement Rate Rate Using the SButtonPushbuttons Operating the Meter From the Front PanelSelecting A Function Modifier 3-15The List and Number Editors Using The Compare Comp FunctionUsing the List Editor Using the Number Editor Power-UpConfiguration Factory Settings of Power-UpConfigurationChanging the Power-UpConfiguration Calibration Introduction Using the Dual DisplayApplications ChapterUsing Measurement Functions in Combination Applications Using the Dual DisplayResponse Times How the Meter Makes Dual Display Measurements How the Meter Makes Dual Display MeasurementsMeas Function External Trigger Update Rate in the Dual Display ModeThermal Voltages Correcting for Test Lead Resistance When Measuring ResistanceTwo-WireConfiguration True RMS MeasurementsCalculated AC + DC RMS Measurements Effects of Internal Noise in AC Measurements4-11 Figure 4-3.Waveform Comparison ChartApplications True RMS Measurements4-12 Chapter Operating the Meter Using the Computer InterfaceLocal and Remote Operations Computer InterfacesSetting Communication Parameters RS-232 RS-232 Print-OnlyMode RS-232Prompts Device Clear Using C CNTRL CCabling the Meter to a Host or Printer RS-232 Character Echoing and DeletionAddressing the Meter Installing the IEEE-488InterfaceIEEE-488Operating Limitations Enabling the IEEE-488InterfaceCabling the Meter to a Host Getting Started With An Installation TestInstallation Test for RS-232Operations Installation Test for IEEE-488OperationsInput Terminators How the Meter Processes InputIf Test Fails Input StringsSending Command Strings to the Meter Typical IEEE-488Input StringsSending Numeric Values to the Meter 1.Commands to configure the meter if any Figure 5-1.Typical IEEE-488Input Strings 5-10How the Meter Processes Output Triggering OutputExternal Triggering from the Front Panel External Triggering via the Computer Interface Setting the Trigger Type ConfigurationTable 5-3.Trigger Type Enable Register Event Status Enable RegisterRead Command Write CommandPage 7 6 5 4 Event Status and Event Status Enable RegistersReading the Status Byte Register Status Byte RegisterService Request Enable Register IEEE-488Capabilities and Common Commands Computer Interface Command SetTable 5-8. IEEE-488Interface Function Subsets Table 5-9. IEEE-488Common CommandsCommand 5-20Command Operating the Meter Using the Computer InterfaceComputer Interface Command Set Table 5-10. IEEE-488Common Commands contCommands Function Commands and QueriesFunction Modifier Commands and Queries Table 5-11.Function Commands and QueriesTable 5-12.Function Modifier Commands and Queries Operating the Meter Using the Computer InterfaceComputer Interface Command Set CommandCommand 5-24Description 5-25 Range and Measurement Rate Commands and QueriesOperating the Meter Using the Computer Interface Computer Interface Command SetMeasurement Queries TRIGGER 5, unexpected results will be obtained5-26 Trigger Configuration Commands Compare Commands and Queries5-28 Miscellaneous Commands and QueriesCommand Table 5-17.Miscellaneous Commands and QueriesCommand RS-232Remote/Local ConfigurationsOperating the Meter Using the Computer Interface Computer Interface Command SetSample Program Using the RS-232Computer Interface 5-30aam23f.eps Operating the Meter Using the Computer Interface 5-31aam24s.tif aam25s.tif 5-32Operating the Meter Using the Computer Interface 5-33aam26s.tif aam27s.tif 5-345-35 Operating the Meter Using the Computer InterfaceWWarning MaintenanceCleaning Line FuseCurrent Input Fuses Testing Current Input FusesWWarning Replacing the 100 mA Input FuseReplacing the 10 A Input Fuse WWarningPerformance Tests Self-TestDiagnostics and Error CodesService Frequency FunctionRange Rate Input LevelQuantity Fluke Part Number Part Description Replacement PartsMaintenance Replacement PartsFLUKE PART NO Table 6-5.Replacement Parts cont DESCRIPTIONSpecifications AppendicesAppendix PagePage RS-232and IEEE-488Reading Transfer Rates SpecificationsAppendix A Display Counts and Reading RatesCommon Mode Rejection Ratio DC VoltageInput Impedance Normal Mode Rejection RatioMaximum Input Decibel ResolutionTrue RMS AC Voltage, AC-Coupled AppendicesInput Impedance Decibel Reference ResistanceMaximum Crest Factor AC + DC Voltage AccuracyMaximum Input DC CurrentAC Current AppendicesRangeFrequency AccuracyMaximum Crest Factor Maximum InputInput Protection OhmsDiode Test/Continuity Open Circuit VoltageOpen Circuit Voltage FrequencySensitivity of AC Voltage Sensitivity Level of AC CurrentEnvironmental Specifications AAppendices Options GeneralAppendix B ASCII/IEEE-488Bus CodesPage ASCII/IEEE-488Bus Codes B AppendicesIntroduction IEEE-488.2Device Documentation RequirementsAppendix C Implementation of IEEE StandardNUMERIC RESPONSE DATA All queries generate a response when parsedNo commands are coupled Device-specificcommands usedVolts dc Format 1 NR3 NUMERIC RESPONSE DATAFormat 2 NR3 NUMERIC RESPONSE DATA UNIT MEASUREMENTThere are no additional data structures The *RDT and *RAT? commands are not implemented