Fluke fluke123 Selecting Auto/Manual Ranges, Changing the Graphic Representation on the Screen

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Fluke 123

Users Manual

Selecting Auto/Manual Ranges

Press to automatically adjust the position, range, time base, and triggering. This assures a stable display on nearly all waveforms. The bottom line shows the range, the time base for both inputs, and the trigger information.

Press a second time to select the manual range. MANUAL appears at the bottom of the reading area.

Changing the Time Base

Increase the number of periods.

 Decrease the number of periods.

Available settings are from 20 ns/div to 5 s/div in normal mode.

Changing the Graphic Representation on the Screen

From Auto range, you can use the light-gray rocker keys to change the graphic representation on the screen manually.

Changing the Amplitude



Enlarge the waveform.

Reduce the waveform.

Available settings are from 5 mV/div to 500 V/div when using the test leads.

Observe that AUTO at the bottom of the reading area disappears to indicate that the continuous Auto Set function is not valid anymore.

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Contents Fluke Limited Warranty & Limitation of Liability Service Centers Table of Contents Fluke Iii Specifications Manufacturer Declaration of ConformityStatement of Conformity Sample tests# Description Unpacking the Test Tool KitModel 123 123/SCCScopeMeter Test Tool Kit Safely Using the Test Tool Safely Using the Test Tool Fluke Goal of this Chapter Powering the Test ToolScreen After Reset Resetting the Test ToolChanging Backlight From full to empty Reading the ScreenBasic Navigation Making Selections in a MenuInput a Looking at the Measurement ConnectionsInput B Screen After an Auto Set Displaying an Unknown Signal with Connect-and ViewMaking Measurements Measurement SetupHz and Vpp as Main Readings Holding a Stable Reading Freezing the ScreenTouch Hold OFF appears on Making a Relative Measurement Making Relative MeasurementsChanging the Graphic Representation on the Screen Selecting Auto/Manual RangesChanging the Time Base Changing the AmplitudeObserve that the trigger identifier moves horizontally Positioning the Waveform on the ScreenOn the screen 11. Smoothing the Waveform Smoothing the Waveform12. Displaying the Envelope of a Waveform Displaying the Envelope of a WaveformStarting a TrendPlot function TrendPlotting a WaveformChanging the TrendPlot Reading Acquiring the WaveformTurning Off the TrendPlot Display Making a Single Acquisition14. Making a Single Acquisition Start Recording Recording Slow Signals over a Long Period of TimeReversing the Polarity of the Displayed Waveform Selecting AC-CouplingTriggering on a Waveform Setting Trigger Level and SlopeSelecting the Trigger Parameters     17. Isolated Triggering Isolated Triggering Triggering on Video Signals18. Measuring Video Signals Triggering on a Specific Video Line Saving Screens Saving and Recalling a Setup or a ScreenRecalling Screens Deleting Screens 19. Connecting a Serial Printer Using a Printer    21. Connecting a Computer Using FlukeView SoftwareAbout this Chapter Cleaning the Test ToolStoring the Test Tool Charging the Battery Pack Charging the Ni-Cd Battery PackKeeping Batteries in Optimal Condition Replacing the Battery Pack Replacing and Disposing of the Ni-Cd Battery PackAdjusting Scope Probes Using and Adjusting 101 Scope Probes  Standard Accessories Parts and AccessoriesCalibrating the Test Tool Ordering Code Standard AccessoriesMaintaining the Test Tool Parts and Accessories SW90W Optional AccessoriesUsing the Tilt Stand Using the Tilt StandChanging the Information Language Changing the Display Setting the Grid Display Adjusting the Screen ContrastChanging Date and Time Setting the Power Down Timer Saving Battery LifeChanging the Auto Set Options Potential Using Proper GroundingBattery Testing of Fluke Accessories Solving Printing and Other Communication ErrorsFluke multimeter Safety Characteristics Performance CharacteristicsIntroduction Environmental DataVertical Dual Input OscilloscopeTrigger HorizontalRanges Sampling Rate for both channels simultaneouslyDisplay Modes Advanced Scope FunctionsAuto Set Input a and Input B Dual Input MeterDuty Cycle Duty PhasePulse Width Pulse Decibel dBAdvanced Meter Functions Miscellaneous PowerDisplay MemoryElectromagnetic Compatibility EMC EnvironmentalMax. Input Voltage Input a and B SafetyUp to 400 Hz = 3 V/m Trace disturbance with STL120 No visible disturbance= 10 V/m Disturbance less than 10% of full scaleVDC, VAC, VAC+DC OHM, CONT, Diode CAP Index Fluke Index Fluke