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Fluke PM3370B user manual Xii

Models: PM3370B

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Fluke PM3370B user manual Xii

Contents

Qvwuxphqw Fluke Industrial B.V III Reference ManualReference Manual also contains Main Features Page Following parts should be included in the shipment Or model numberVII Contents HOW to USE More Advanced Functions Screen Controls Auto SetupGetting Started -1 3.1 FRONT-PANEL Layout More Advanced Trigger FunctionsContents Contents XII Xiii CH1CH2 CH3XIV MODLine CH1 Y-OUT Main TB GateDTB Gate Ieee 488.2 BUS OptionSafety Precautions Operators SafetyIntroduction Symbols Impaired Safety ProtectionMeasuring Earth Safety Instructions Installation InstructionsProtective earthing Mains voltage cord, mains voltage range and fusesRear View Installation of batteries Memory BACK-UP BatteriesFront Cover General informationHandle Adjustment and Operating Positions of the Instrument Ieee 488.2/IEC 625 BUS Interface OptionRS-232-C Serial Interface Rack MountingVersions FRONT-PANEL Layout Getting StartedSwitching on the Instrument Screen Controls Screen control areaAuto Setup Connect the probe as shown in figureST5952 Mode Switching Between Analog and Digital Operating Modes Signal Criteria Analog Mode Digital ModeOther Criteria Getting Started Signal Criteria Analog Mode Digital Mode Signal with an ampliTude of 2 to 6.4 divi SionsVertical Setup Reconnect the probe to the Probe Adjust signal for displayAC Input Coupling Getting Started Timebase Setup Timebase setupMagnify Expand Direct Trigger Setup Direct trigger setupSummary PRE-TRIGGER View More Advanced Features Menu keys and softkeysCursor Operation Vertical cursors ’’ or the horizontal cursors ’=’ 10 More advanced trigger setup More Advanced Trigger FunctionsMore Signal Detail with the Delayed Timebase Standard SetupPress the Status key and Text OFF key at the same time for MTB1.00ms Ch1 Trace Storage Select Clear & Protect Select Clear ALLHere is how traces are stored in memory Press the Recall keyHOW to USE the Instrument PM3394B 200 MHz Full Four Channel OscilloscopePM3390B 200 MHz 2 Channel Oscilloscope PM3384B 100 MHz Full Four-Channel OscilloscopePM3380B 100 MHz 2 Channel Oscilloscope PM3370B 60 MHz 2 Channel OscilloscopeFront Panel Layout HOW to USE the Instrument Display and Probe Adjustments Recall Standard SettingDisplay Adjustment Simultaneously press the Status and Text OFF keysDisplay Layout Menus Text OFF Off TPress the Text OFF key three times CAL Signal and Probe Adjustment Repeat this adjustment for the second probeAnalog and Digital Modes Autorange attenuator Not available Results in a An amplitude of 2 toDivisions Standard Setting Analog to Digital Mode SwitchingPress the Autoset key for optimum signal display Press the Analog key again12HOW to USE the Instrument Trace Storage RUN/STOPPress the RUN/STOP key Vertical Deflection 14HOW to USE the Instrument Vertical Coupling AC, DC, GNDPress the AC DC GND key once for DC input coupling Press the AC DC GND key to obtain ground couplingVertical Position Press the AC DC GND key again to obtain ac input coupling16HOW to USE the Instrument Adjust Ampl to 100 mVVertical Amplitude Press the upper key of the Ampl keysVerticalauto Range Vertical Variable AmplitudePress the Auto Range key Press the upper Ampl key once18HOW to USE the Instrument Press the Analog key to switch to the Digital modePress the Analog key to return to the analog mode Vertical CH1+CH2Vertical Invert 20HOW to USE the Instrument Vertical Menu Bandwidth LimiterPress the ’BW LIMIT’ softkey to turn it on Press the ’BW LIMIT’ softkey to turn it off againVertical Probe Range Indicator Remove the input signal from CH1Vertical Menu Connect the probe againSignal is displayed with four periods on the screen Horizontal Deflection and TriggeringTimebase TIME/DIV Set the timebase to 200 μsTimebaseauto Range Timebase Main TB VARDisplay of 2 to 6 waveform periods Press one of the TIME/DIV keys24HOW to USE the Instrument Timebase MagnifyVisible by turning the X POS control Press the right Magnify keyTimebasex POS TriggeringTurn the X POS control clockwise 26HOW to USE the Instrument Trigger SourceTriggerslope Trigger Trigger Level Turn the Trigger Level controlPress the Analog key to select the digital mode Set the delay to 0 with Trigger PositionTrigger Trigger Position Turn the Trigger Position control counterclockwiseTrigger Single Shot Digital Acquisition and Storage Advanced Vertical Functions 32HOW to USE the Instrument Acquire AverageAcquire Envelope Acquire Peak DetectionTrigger Mode Press the first softkey to select ’tv’ trigger modeAdvanced Horizontal and Trigger Functions Press the Trigger keyPress the ’level-pp’ softkey to turn it off Trigger Mode Triggered 36HOW to USE the InstrumentPress the TB Mode key Move the indicator T- in and out of the signal rangeTrigger Mode Roll Press the ’STOP on TRIGGER’ softkey to select ’yes’38HOW to USE the Instrument Slowly vary the frequency of the sine-wave input signalTrigger Line Memory Functions Trace Storageclear & ProtectPress the ’yes’ confirm softkey Press the ’yes’ confirm softkey again40HOW to USE the Instrument Trace Storage SaveTrace Storage Clear Select memory location ’m1’ Press the ’save’ softkeyTrace Storage Copy Trace can be copied from one memory location to anotherPress the ’COPY’ softkey 42HOW to USE the Instrument Trace Storage RecallTurn the POSition control Live trace shiftsTrace Storage Saving Multiple Traces Trace Storage Recalling Multiple TracesPress the softkey next to ’yes’ Press the Recall menu key44HOW to USE the Instrument Cursors FunctionsTime measurements. These can be done in digital Cursors ON/OFF Cursors Time46HOW to USE the Instrument Cursors VoltCursors Amplitude & Time Cursors Readout Press the softkey next to ’READOUT’ΔV, V1, V2, ΔV-ratio for voltage measurements Cursors Readout ΔT-RATIO/PHASE 48HOW to USE the InstrumentAdjust the cursors to a distance of half a signal period Start with the standard setting.This ensures a correct start Measurement Functions50HOW to USE the Instrument MEASUREMEAS1-PKPKMeasure MEAS1-RMS Press the second softkey to turn MEAS1 to ’on’Measure Delay Remove the Probe Adjust signal from channelPress the first softkey to select ’delay’ Measure Meas 2-FREQ52HOW to USE the Instrument Measure Cursor LimitProcedure to set up for TOUCH, Hold and Measure is Measure TOUCH, Hold & MeasureProcessing Functions Mathematics Filter Press the softkey next to Math 1 to enter the Math 1 submenu56HOW to USE the Instrument Switch Math 2 off againMathematics Multiply Display Functions Analog Display Defl50Hz Remove the signal from channel Digital Display60HOW to USE the Instrument Scope ’runs’ once and a signal appears on the screenUse the Track control to adjust Vert Magnify to Digital Display Vert MagnifyDigital Display Interpolation Press the bottom softkey to select ’dots’Press the bottom softkey to select ’sine’ 62HOW to USE the Instrument Connect the Probe Adjust signal to channels 1 Press AutosetDigital Display Windows Screen displays two or four traces nowDelayed Timebase Delayed TimebaseDelayed Timebase DEL’DTB has two basic functions Press the Text OFF button to turn off the menu64HOW to USE the Instrument Press either key of the Del’dTB TIME/DIV keysDelayed Timebase Trace SEP Delayed Timebase TriggerStart with the Standard Setup Press the softkey to select the TRIG’D mode Press the Trig 1 key in the CH1 section a few timesDelayed Timebase Trigger Level Delayed Timebase CouplingFirst set the instrument to the standard setting Hard Copy FacilitiesSET Standard Utility Print Setup 9600, 8, N, 3wire, XON/XOFF=ONTo set up the layout of the printer hard copy Now you are ready to make the hard copyUtility Plot Setup HP7475A, HP7470A, Hpgl = standard HPGL, PM8277 and PM8278Autoset and Setup Utilities Autoset StandardSetups 72HOW to USE the InstrumentAutoset User Programmable Position the trace in the bottom of the screenThis setup can be saved in memory as follows To recall a previously stored settingSetup Text Label Setup Recall a Sequence74HOW to USE the Instrument AutocalOther Features Function Reference Function ReferenceAcquisition Length DescriptionMemory Expansion Key sequenceToggle key to switch the inverted display of CH2 CH4 on/off ADD Invert SubtractINV ADD Mathematics Mathematical descriptionResult = S1 + S2 Remote commands CPL QW Command to query a waveform Refer to for full detailsALT/CHOP Analog Mode Toggle softkey to select ALTernate or CHOPped modeAlternate and chopped modes are shown in the figures below Toggle key to switch between analog mode and digital mode Auto RangeAnalog Auto RangeCPL AS Command for Auto Setup Refer to for full details AutosetAutoset Key to start the autosetAutoset Sequence Autoset Userprog UtilityautosetVert TrigCPL AS Command for an Auto Setup Refer to for full details AutosetKey to switch the Average function on or off Control to select the Average factorEffect of bandwidth limiter CPL CL Command for Calibrate Refer to for full details Calibration AutocalCAL CHANNEL/TRACE Selection Power on OFF Confidence CheckCursors Cursors Volt cursors are used forVoltage measurements. When More than one channel is on, Desired channel for voltageFunction Reference Cursors Both TrackCursors Readout Time MeasuredFunction Reference Cursors Readout Volt Delay Full description is given under Delayed TimebaseEvent delay Trigger positionCH1 Slope Delay Measurement Delayed Timebase DEL’D TB Function of ’mtb+dtb’, Delay and Trace SEP DelayDigital Mode Toggle switch to switch between analog mode and digital modeDisplay Menu InterpolationLines are drawn between sample points Display Text Display of signal with Amplitude variation AM Variation FM or jitterExternal Trigger 2 Channels Models only Trig ViewAmpl Filter Glitch Trigger Hold OFF Using Hold OFF to suppress double triggering Control to adjust Main TB hold off timeHold OFF Input Attenuator Manual + Automatic Function of key pair AMPL/VARToggle key to switch the Auto Range function on/off Input CouplingAuto RangeToggle key to switch a channel on/off Input Impedance 200 MHZ Models onlyAC/DC/GND AC/DCLogic Trigger 4 Channels Models only StatePattern To adjust t2 Ift2Glitch Refer to Glitch Trigger functionMagnify Horizontal Function of the timebase magnifier and X POS controlMagnify Vertical Left side decreases the Magnify factorFunction of vertical magnifier and Y POS control Control to select the vertical magnificationMain Timebase Manual + Automatic 46FUNCTION ReferenceFunction of key pair TIME/DIV VAR VAR nsMathematics Measure MenuFollowing measurements are available VoltPositive and negative, preshoot positive and negative Multiply Mathematics Result = S1 x S2 Peak Detection Toggle key to switch the peak detection on/off POSPower Supply Toggle key to switch the oscilloscope on/offPrinting and Plotting Interface Printer or plotterLayout Real-time clock Toggle softkey to plot trace information Probe Utilities Remote Control Ieee Key to switch from remote to localControl to select the Ieee device address StatusRemote Control RS-232 ParityOdd Even LL Inhibits front key Status Local Refer to for full details RUN/STOP Rise time measurement using the graticule Screen Controls and GraticuleScreen controls and function Trace RotationAuto Setting Screen MessagesAlways Parity if 7 Bits Autocal NecessaryAuto Setting Userprogram Calibration ErrorKEY Inactive When Stopped No Average in Roll ModeNo DTB in Roll Mode No Envelope in Roll ModeNo Event DELAY, Dual Slope No Event Delay in TV ModeSetup Empty Setup ProtectedSTD Setup = Recall only TIME/DIV AdjustedSetups Track Setups Sequence Standard Setup / Front Panel Reset Softkey to recall ’std’ settingsStd memory selection Status Screen Subtract mode is available in the digital mode of operation Subtract MathematicsResult = S1 S2 Control to select the Subtract process Timebase Modes Text OFFFlows ‘through’ the screen from left to right. When Roll is Selected, the TB Mode menu provides a ‘STOP on TRIGGER’TRIGGER’ is set to ‘on’, the trace stops when the scope is Acquired waveform is stored in a different memory locationTime Measurements Function Reference Time TOUCH, Hold & Measure Mode Trigger Coupling Ac dc lf-rej Trigger hf-rej Delay Trigger DEL’D TBToggle softkey to switch DEL’D TB ’on’ Trigger Level control ranges in level-pp on and off Trigger Main TB Function of Trigger Level and slope Trig Toggle key to select CH1, CH.. or Exttrig as Main TBSlope to change between positive and negative trigger EdgeTV Trigger Key sequence Usertext Utility Maintenance Util Menu Utility Screen & Sound Volt Measurements Sn = nth sample j=n=k× S n Oversh Overshoot 100%Falling presh = Limit Deflection X-DEFL, X vs Y Toggle softkey to switch X vs Y on Commands CPL ProtocolAcknowledge ResponsesData Separators Program data separatorExample Program Frame Program frameCommands in Functional Order 4THE CPL ProtocolCommands in Alphabetical Order Command Reference NameCommand Response AcknowledgeARM Trigger 8THE CPL ProtocolCalibrate Default Setup 10THE CPL ProtocolGO to Local GO to Remote 12THE CPL ProtocolIdentification Identity stringExample response Local Lockout Program Communication 16THE CPL ProtocolXonxoff HWLApprox .5 sec after an acknowledge = 0 is received, Program Setup 18THE CPL ProtocolCount Node Pds Count NodeProgram Text PdsChar Char Character Description Examples of user text Sample checksum Admin Pds Count Program Waveform22THE CPL Protocol Pds WavenrAction by Parameter Type Example Oscilloscope Notes Example Example program LSB = Sample and &HFFResults is returned cancelling is possible by sending Ascii Query Measurement26THE CPL Protocol Numerical values of an infinite number of measurementT2-trg Value Parameter specified Value,valueMeasvalue Point notation, e.g E-09Or Hz Example of a single measurementQuery Print Null30THE CPL Protocol Example Written in Quick BasicQuery Setup Count Number of strings to follow NodeOscilloscope, e.g =10 hex Complete setup query Example response PM3394Query Text User text is returnedPrinted, e.g Admin Count Sample Checksum Query WaveformWavenr The oscilloscope waveform source Parameter Type ExampleInput #1,NM$ Settings Symbol Parameter Value TypeInterpretation of waveform data DisplayDefinitions Formula’sSn = Yz + Yn * Yr * Yu SensitivityTime base Time base = 50 * Xr * Xu/divReset Instrument Recall Setup Pds Setup reg42THE CPL Protocol Save Setup Represents the setup register number, ranging from 1Status 44THE CPL ProtocolExample status Trigger Acquisition 46THE CPL ProtocolOk, normal situation Syntax error Execution errorSynchronization error AcknowledgeStatus Example program to investigate status Setup Common vertical settingsCommon horizontal settings Main Timebase settingsHex Dec Meaning Events Trigger Delay settings Cursor settingsCursor autosearch settings Measurement 1 settings Measurement 2 settingsNnllxxxxxx.......xx Appendix a Acquire menu structure Acquire Menu StructureAppendix B Cursors menu structure DigitalCursors menu structure Appendix C Display menu structured Display Menu StructureAppendix D Mathematics menu structure Mathematics Menu StructureMeasure Menu Structure Appendix F DTB DEL’D TB menu structure SAVE/RECALL Menu Structure Appendix H Setups menu structure Setups Menu StructureAppendix J TB Mode menu structure TB Mode Menu StructureAppendix K Trigger menu structure Div TTrigger menu structure Appendix L Utility menu structure Utility menu structure Vertical Menu Structure Vert Menu Vertical BW LimitOn off 50Ω CH1 50Ω CH2 50Ω CH3 50Ω CH4 RS-232 Cable Configurations RTSCTS DTRCable to printer/plotter with hardware handshake Cable to controller with hardware handshakeAppendix P Channels Simultaneously Sampled AT 100 MS/sChannel Acquisitions Expansion and Interpolation Function Index see Chapter Function IndexFunction Index Index TOUCH, Hold & Measure Mode Delayed Timebase Trigger DEL’D TBDisplay and Probe Adjustment Display Functions Display Menu Measure Menu Time Measuremens Volt MeasurementsPrinting and Plotting Remote Control Ieee Installation Instructions Appendix NUtil Maintenance Glitch Trigger GND Input CouplingCHANNEL/TRACE Selection Setups Printing and Plotting Remote Control RS-232Memory Functions Memory BACK-UP BatteriesAutoset and Setup Utilities Setups Setups Sequence Timebase Modes Delayed TimebaseScreen Messages Utility Screen & Sound Timebase Modes8FUNCTION Index Advanced Vertical FunctionsCursors Readout Measure Menu Volt Measurements Display Menu Deflection