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Fluke fluke123 user manual Making Relative Measurements, 9. Making a Relative Measurement

Models: fluke123

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Using The Test Tool	1
Making Relative Measurements

Making Relative Measurements

Zero Reference displays the present measurement result with respect to the defined value. This feature is useful when you need to monitor the measured value in relation to a known good value.

							Open the INPUT A menu.
							Open the INPUT A menu.



							Open the METER A OPTIONS
							Open the METER A OPTIONS
							submenu.
							submenu.

	(2x)	Jump to ZERO REF.
	(2x)	Jump to ZERO REF.


		Highlight ON.
		Highlight ON.


		Activate the relative
		Activate the relative
		measurement.
		measurement.

Figure 1-9. Making a Relative Measurement

The relative measurement now becomes the main reading, while the former main measurement has moved to the smaller secondary reading position. (See Figure 1-9.)

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Fluke fluke123 user manual Making Relative Measurements, 9. Making a Relative Measurement, Using The Test Tool

Contents

Fluke Users ManualIndustrial ScopeMeter LIMITED WARRANTY & LIMITATION OF LIABILITY SERVICE CENTERS +31-402-678-200 in Europe +1-425-356-5500 from other countriesTable of Contents Using The Test ToolPage ChapterFluke Contents continued Service ManualStandard Accessories Optional AccessoriesSpecifications FlukeUsers Manual Declaration of Conformity Declaration of ConformityManufacturer Statement of ConformityUnpacking the Test Tool Kit Fluke# Description ModelUnpacking the Test Tool Kit Figure 1. ScopeMeter Test Tool KitSafely Using the Test Tool Safety PrecautionsFluke Users ManualSafely Using the Test Tool ∙ Do not use conventional exposed metal banana plug connectors∙ Do not insert metal objects in the power adapter connector ∙ Use only one common connection to the test toolIf Safety-Precautions are Impaired FlukeUsers Manual Using The Test Tool Powering the Test ToolFigure 1-1. Powering the Test Tool ChapterResetting the Test Tool Figure 1-2. The Screen After ResetFluke Users ManualUsing The Test Tool Changing BacklightChanging Backlight When battery powered, the battery indicator informs you about the condition of the batteryReading the Screen Figure 1-3. The Screen Area’sWhen you do not change an item with the blue Making Selections in a MenuMaking Selections in a Menu Subsequently follow steps to  to open a menu and toLooking at the Measurement Connections Input AInput B Figure 1-5. Measurement ConnectionsDisplaying an Unknown Signal with Connect-and View Displaying an Unknown Signal with Connect-and ViewFigure 1-6. The Screen After an Auto Set Using The Test ToolFigure 1-7. Measurement Setup Making MeasurementsFluke Users ManualMaking Measurements Figure 1-8. Hz and Vpp as Main ReadingsUsing The Test Tool Freezing the Screen Holding a Stable ReadingTOUCH HOLD OFF appears on FlukeMaking Relative Measurements Making Relative MeasurementsFigure 1-9. Making a Relative Measurement Using The Test ToolSelecting Auto/Manual Ranges Changing the Graphic Representation on the ScreenChanging the Time Base Changing the AmplitudePositioning the Waveform on the Screen Changing the Graphic Representation on the ScreenObserve that the trigger identifier moves horizontally Figure 1-10. Positioning the WaveformSmoothing the Waveform Figure 1-11. Smoothing the WaveformFluke Accept waveform smoothDisplaying the Envelope of a Waveform Figure 1-12. Displaying the Envelope of a WaveformUsing The Test Tool Changing the Graphic Representation on the ScreenTrendPlotting a Waveform Starting a TrendPlot functionFigure 1-13. TrendPlot Reading FlukeAcquiring the Waveform Changing the TrendPlot ReadingTurning Off the TrendPlot Display Making a Single Acquisition   Figure 1-14. Making a Single AcquisitionFluke Users ManualRecording Slow Signals over a Long Period of Time Start RecordingFigure 1-15. Recording Waveforms over Longer Period of TimeSelecting AC-Coupling Reversing the Polarity of the Displayed WaveformFluke Users ManualSetting Trigger Level and Slope Triggering on a WaveformFigure 1-16. Screen with all Trigger Information Using The Test ToolSetting the automatic triggering to 1Hz will slow down the auto range     Selecting the Trigger Parameters FlukeTriggering on Video Signals      Isolated TriggeringFigure 1-18. Measuring Video Signals FlukeUsers Manual Triggering on a Specific Video Line Using The Test ToolSaving and Recalling a Setup or a Screen Saving ScreensRecalling Screens FlukeSaving and Recalling a Setup or a Screen Deleting ScreensUsing The Test Tool Filled memory locations are indicated with a closed squareUsing a Printer Figure 1-19. Connecting a Serial PrinterFigure 1-20. Connecting a Parallel Printer FlukeUsing a Printer Using The Test Tool    Using FlukeView Software Figure 1-21. Connecting a ComputerFluke Users ManualCleaning the Test Tool Maintaining the Test ToolAbout this Chapter Storing the Test ToolCharging the Ni-Cd Battery Pack Figure 2-1. Charging the Battery PackFluke Users ManualKeeping Batteries in Optimal Condition Maintaining the Test ToolKeeping Batteries in Optimal Condition Replacing and Disposing of the Ni-Cd Battery Pack Figure 2-2. Replacing the Battery PackFluke Users ManualUsing and Adjusting 101 Scope Probes Using and Adjusting 101 Scope ProbesFigure 2-3. Adjusting Scope Probes Maintaining the Test Tool  Highlight PROBE AC ADJUST Open the PROBE AC ADJUST submenuHighlight ADJUST 101 PROBE A square wave appears on the screen Adjust the trimmer screw in theParts and Accessories Service ManualStandard Accessories Calibrating the Test ToolStandard Accessories cont Ordering CodeFluke Users ManualParts and Accessories Standard Accessories contMaintaining the Test Tool Ordering CodeOptional Accessories FlukeOrdering Code Tips and Troubleshooting Using the Tilt StandFigure 3-1. Using the Tilt Stand ChapterChanging the Information Language Resetting the Test ToolFluke Users ManualSetting the Grid Display Adjusting the Screen ContrastTips and Troubleshooting Changing the DisplayChanging Date and Time FlukeUsers Manual Saving Battery Life Setting the Power Down TimerSaving Battery Life Tips and TroubleshootingChanging the Auto Set Options FlukeUsers Manual Using Proper Grounding Using Proper GroundingTo avoid electrical shock or fire, use only one COM common connection, or ensure that allSolving Printing and Other Communication Errors Battery Testing of Fluke AccessoriesFluke multimeter FlukeSpecifications Performance CharacteristicsSafety Characteristics IntroductionDual Input Oscilloscope VerticalFrequency Response Rise TimeSpecifications optional accessoryHorizontal TriggerAdvanced Scope Functions Display ModesAuto Set FlukeDual Input Meter Input A and Input BDC Voltage VDC True RMS Voltages VAC and VAC+DCPhase Duty Cycle DUTYPulse Width PULSE Decibel dBAdvanced Meter Functions Continuity CONTDiode Zero SetPower MiscellaneousDisplay MemoryTemperature EnvironmentalEnvironmental Electromagnetic Compatibility EMCSafety Max. Input Voltage Input A and Bup to 400 Hz Figure 4-1. Max. Input Voltage v.s. FrequencySafety Trace disturbance with STL120No visible disturbance E= 3 V/mMultimeter disturbance VDC, VAC, and VAC+DC with STL120 and short ground leadOHM, CONT, DIODE, and CAP with STL120, and black test lead to COM Disturbance less than 1% of full scaleIndex Fluke Users ManualIndex continued Fluke Users Manual