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Fluke91/92/96/105 - Fluke Corporation

1. 1 MQ 25 pF direct 10 MQ 15 pF with 10 1 probe Vertical 8 bit 256 levels ACCUIAGCY 5 sie iaaa 2 1 pixel add 3 for 1 and 2 mV div Horizontal inert Recurrent Single Shot Roll RANGES Recurrent 5 ns to 1 s div Fluke 105 10 ns to 1 s div Fluke 91 92 96 99 Dual input alternating 2942 5 ns 10 ns to 20 us div Dual input chopped 7942 50 us to 1 s div Appendixes 10 5 Single SHON 100 ns to 1 s div Dual input alternating 794 100 ns to 20 us div Dual input chopped 9 amp 50 us to 1 s div Rolls nui en Redi 2 s to 60 s div Dual input chopped 2 s to 60 s div ACCUIAGCY ite tue eros 0 196 1 pixel Record Length 256 or 512 samples 10 or 20 division Trigger SOUICES iecit eee A B or EXTernal A EXTernal FLUKE 91 Sensitivity A or 0 8 div to 10 MHz 1 5 div to 60 MHz 4 0 div to 100 MHz Sensitivity 0 2V or 2 0V TTL level compatible External Input Impedance 1 MQ 25 pF direct 10 MQ 15 pF with 10 1 probe Delay TIME eee tritt edd 20 to 640 div N cycle Trig
2. ST7450 Figure 1 1 Multiposition Stand 1 4 91 92 96 99 105 Users Manual POWERING THE SCOPEMETER TEST TOOL The test tool can be powered from any of the following Sources Refer to Figure 1 2 e Internal Battery Pack PM9086 A rechargeable NiCad Battery Pack comes installed in every test tool e Cell Batteries You can use four alkaline batteries in place of the NiCad Battery Pack The charger is defeated when standard C cells are installed e Power Adapter PM8907 The Power Adapter Battery Charger powers the test tool from a standard ac outlet The test tool can be used during battery charging Verify that your local line voltage is appropriate before using the Power Adapter Battery Charger to power the test tool and or charge the battery pack See Appendix 10C for more information e Automotive Adapter PM9087 optional The Automotive Adapter powers and charges from a standard 12V dc automotive accessory lighter outlet Refer to Chapter 9 for battery replacement instructions EXTERNAL POWER SOCKET PM8907 ST 882 Figure 1 2 Power Connections Introducing The ScopeMeter Test Tool MINIMIZING SIGNAL NOISE In general using your test tool on battery power only will minimize noise pickup Using the 10 1 probe will help in noise rejection If you use the Power Adapter PM8907 connect a test lead from the black 4 mm banana jack COM commo
3. 5 2 MAKING AN EASY SETUP usu 5 3 CONTROLLING INPUTS 5 3 ADJUSTING THE AMPLITUDE 5 4 ADJUSTING THE TIME BASE 5 5 POSITIONING THE WAVEFORM ON THE DISPLAY 5 6 ACQUIRING WAVEFORMS 5 7 SELECTING THE SCOPE SUBMENU 5 9 TRIGGERING 72 22 eR LEM E or alan ade bye suat DU a 5 11 DISPLAYING THE MINIMUM AND MAXIMUM OF WAVEFORM 5 14 MAKING COMBINATIONS WITH INPUT A AND INPUTB 5 15 CHAPTER 6 CHAPTER 7 DISPLAYING MULTIPLE WAVEFORMS 5 15 ADAPTING THE DISPLAY sume 2244 952 00 06 RR 5 16 MORE INFORMATION i o MOERS eg 5 17 USING ADDITIONAL CAPABILITIES MAKING MEASUREMENTS USING THE CURSORS 6 2 DELETING MEMORIES i ee RP ee eee 6 6 SAVING TO MEMORY ess loc eae bene pee naan ak bee NEUEN AER 6 7 RECALLING FROM MEMORY 6 8 USING WAVEFORM MATH FUNCTIONS
4. 8 22 MAKING SCOPE CURSOR MEASUREMENTS 8 26 USING THE MATH FUNCTIONS 8 32 CHAPTER9 USER MAINTENANCE CLEANING Bete a iwi uer 9 2 KEEPING BATTERIES IN OPTIMAL CONDITION 9 2 REPLACING AND DISPOSING OF BATTERIES 9 3 REPLACING FUSES ba iR petas eros be octet St pu erste iini onis 9 5 CALIBRATING THE PROBES 9 5 CHAPTER 10 APPENDIXES SPECIFICATIONS oe tire wwe IRV Rer eth i EP eta ee ve SB RAL 10 3 10B PARTS AND ACCESORIES 10 11 10 PM8907 INFORMATION 10 15 10D RECOMMENDED PRINTER SETUP 10 17 10E WARRANTY AND SERVICE 5 10 19 10F TERMINOLOGY etlam Ice eed owe bee eee sd ia le eee ed eae 10 25 10G MENU MAP oo LR betae debe ape dee de ees 10 31 VI 91 92 96 99 105 Users Manual ABOUT THIS MANUAL Chapter 1 Introducing the ScopeMeter Test Tool This chapter introduces features and capabilities of your ScopeMeter test tool Chapter 2 Getting Started This chapter provides a 15 minute demonstr
5. 6 11 USING A PRINTER homer nia we idee cy ATs eA oR Ege whl ae Gee 6 14 USING THE WAVEFORM GENERATOR 6 17 TESTING 6 2 tls ee ee be ode pad lls Sgt eee dee 6 17 CHANGING THE RESET CONFIGURATIONS 6 19 ALTERING THE CONTINUOUS AUTO SET CONFIGURATION 6 20 MEASURING EXAMPLES MEASURING TEMPERATURE 7 2 MEASURING CURRENT 7 4 MEASURING POWER WITH MATH FUNCTION 7 7 MEASURING THREE PHASE A 7 9 MEASURING PHASE USING THE 5 5 7 12 MEASURING PULSE RESPONSE OF AN AMPLIFIER 7 14 IV 91 92 96 99 105 Users Manual CHAPTER 8 SCOPEMETER TEST TOOL TUTORIAL TESTING POTENTIOMETERS 8 4 MAKING LOW FREQUENCY VOLTAGE MEASUREMENTS WITH THE METER 8 5 ASSISTING CONTINUOUS AUTO SET ON COMPLEX WAVEFORMS 8 10 MAKING LOW FREQUENCY MEASUREMENTS WITH THE SCOPE 8 17 MAKING SINGLE SHOT MEASUREMENTS WITH THE SCOPE 8 20 FINDING HIDDEN WAVEFORM DETAILS WITH THE SCOPE
6. 2 5 USING THE DEMONSTRATION DEMO BOARD 2 6 MAKING MEASUREMENTS MAKING CONNECTIONS 3 2 USING THE MEASUREMENT 5 3 3 91 92 96 99 105 Users Manual CHAPTER 4 CHAPTER 5 USING A SHORTCUT TO MOST COMMONLY 3 9 ORDERING MEASUREMENT 5 3 10 MEASURING FUNCTIONS NOT AVAILABLE FROM THE MEASURE MENU 3 10 USING THE MEASUREMENTS 3 11 USING THE DUAL DISPLAY MODE FUNCTIONS MAKING CONNECTIONS 4 2 SELECTING MAIN MODE 4 3 SELECTING RANGES MANUAL AUTO RANGE 4 7 HOLDING A STABLE MEASUREMENT TOUCH HOLD i edu dust darc treat Baia Seana 4 8 DISPLAYING MINIMUM AND MAXIMUM READINGS WITH RELATED TRENDPLOT 4 9 SELECTING THE SCOPEMETER KEY SUBMENU 4 11 MAKING MEASUREMENTS IN V AND EXT mV MODE 4 12 TAKING RELATIVE READINGS SCALING 4 12 USING IN SCOPE MODE MAKING CONNECTIONS
7. 4 9 Displaying the Min Max TrendPlot 4 9 Freezing the Display 4 10 SELECTING THE SCOPEMETER KEY SUBMENU 4 11 Enabling and Disabling the Change Alert Function 4 11 Changing the Refresh Rate of the Display 4 11 MAKING MEASUREMENTS IN METER AND EXT mV MODE 4 12 Changing the number of readings 4 12 TAKING RELATIVE READINGS SCALING 4 12 Readings Relative to a Reference Point Zero 4 12 Readings as a Percent Change from Reference Point Zero 4 13 Readings Displayed as a Percent of Scale 0 100 4 13 Stop Scaling 4 14 Readings Relative to a Minimum or Maximum Value Min Max Zero A 4 14 Scaling Using Minimum and Maximum Readings 4 15 4 2 91 92 96 99 105 Users Manual MAKING CONNECTIONS ScopeMeter test tool measurement connections are illus trated in Figure 4 1 Use the red INPUT A BNC jack for Scope and Meter modes Use the grey INPUT B BNC jack as a second input for Scope measurements 7947 The red and black 4 mm banana jacks are used for EXT m modes For low frequency measurements up to about 2 MHz ground can be connected to the black 4 mm banana jack For higher frequencies you must use the HF Adapter or Mini Testhook on the probe When you use the PM8918 probe select the 10 1 probe type fo
8. 6 7 Saving a 6 7 Copying Waveforms or Settings 6 8 RECALLING FROM MEMORY 6 8 Recalling a Screen 6 8 Recalling Waveform 6 9 Recalling a Setup Configuration 6 10 USING WAVEFORM MATH FUNCTIONS 6 11 Scaling the 6 11 Choosing a Math Operation 6 11 USING A PRINTER 6 14 Connecting to a Printer 6 14 Setting Print Parameters 6 14 Selecting Printer Types 6 14 Selecting Print Options 6 14 Printing Grey in White or Black 6 16 Sending to a Printer 6 16 USING THE WAVEFORM GENERATOR 6 17 TESTING COMPONENTS 6 17 CHANGING THE RESET CONFIGURATIONS 6 19 ALTERING THE CONTINUOUS AUTO SET CONFIGURATION 6 20 Using Manual Override 6 20 Changing Continuous Auto Set Options 6 20 6 2 91 92 96 99 105 Users Manual MAKING MEASUREMENTS USING THE CURSORS 942 2922 The Cursors allow you to make precise digital measurements of waveform activity between measurement areas This can be done on live waveforms and on saved waveforms e From Scope mode press to turn on and off the cursor readings Active cursors ap
9. Remote control via computer software READING THE DISPLAY The display provides a great deal of information The major part of the display is always devoted to meter readings or the scope waveform A Dual display appears in METER amp 2 and EXTm modes and is divided into two areas Main display and Bottom display A Scope display appears in SCOPE mode and is divided into three areas Top display Main display and Bottom display Refer to Figure 1 4 during the following discussions O37 4 vrns ac AUTO 0251 voc 3409 n Displays the main reading in normal values or displays the change From the reference value Page 1 of 2 SvYDC1O0 1 E 2VOrFFigit RUN lOms4DIV TrigtAl 201 AUTO T r p AC lt HEST SELECT FAGE ITEM 0374 Vrms adi 0250 v DC input A LITCH PROBE A 3408 Hz PROBE 18 1 ETECT MENU RANGE SCOPE EXTnV Figure 1 4 ScopeMeter Test Tool Display Introducing The ScopeMeter Test Tool Reading a Dual Display Main Display Displays the numeric readings combined with a full screen width waveform display Bottom Display Displays the menu that provides choices available through the function keys and shows which are active Reading a Scope Display Top Display ldentifies the voltage range type of signal coupling selected probe type for INPUT A and INPUT B time scale trigg
10. INPUT im Select the Probe A menu FS Open the Probe on INPUT A box ZS lt 2 10 mA Df Select current range F1 Close the window The test tool displays the current as a waveform which can be analyzed using all other functions The selected range appears on the top display 10ADC10mY A B 2VOFF10 1 Ins DIV 2DIV CONTR GND GLITCH PROBEA INPUT nci DETECT MENU Figure 7 5 Current Measurement in Scope Mode Measuring Examples MEASURING POWER WITH MATH FUNCTION 9 792 296 When used with the optional 80i 1000s Current Probe the ScopeMeter test tool is able to measure voltage and current at the same time This may be used to measure average power consumption of an electrical load on a single phase circuit This measurement is reliable over a wide range of frequencies irrespective of the wave shapes of voltage or current In this example you make use of the previous measurement setup measuring current with the 80i 1000s on INPUT A and will add the voltage measurement using the grey 10 1 probe on INPUT B Be sure that INPUT A is set to 10 mV A and INPUT B is setfor a 10 1 probe This example shows the connection method and MATH function operation that accomplishes this Figure 7 6 Power Measurement Setup 91 92 96 99 105 Users Manual AUTO SET Select Continuous Auto Set
11. 1 201 MANUAL Cursor readings on waveform dt 42 0ms FREG 34 2 Hz 78D v SCONTR MORE RESET DISPLAY PRINTER PROBES OPTIONS MENU MENU MENU MENU READINGS Print a numerical representation of the measured values in table form Printing can be done once single or repetitively with a selected interval time HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms 7 HOLD FREQUENCY 980 2 peak 11 4V dV 7 40V dt 2 56ms HOLD FREQUENCY 980Hz Vpeak peak 11 4V dV 7 40V dt 2 56ms 6 16 91 92 96 99 105 Users Manual WAVEFORMS Print the selected waveform The ScopeMeter 99 Series
12. MORE SCOPE page 1 of 3 2 5 recurrent GLITCH DETECT on CAPTURE LENGTH 20 divisions AVERAGE WAVEFORMS PERSISTENCE 2 normal Figure 5 7 More Scope Window Capturing 10 or 20 Divisions This enables you to capture either 10 or 20 divisions of waveform detail Selecting 10 divisions or one full screen is sufficient for most applications For fast single shots selecting 20 divisions enables you to capture more information but on slow waveforms it lowers the screen update speed by a factor of 2 Now you can use move Dj to move the acquired waveform right and left across the display CAPTURE LENGTH 20 DIVISIONS Figure 5 8 Capture length 5 10 91 92 96 99 105 Users Manual Smoothing the Waveform Average The test tool can average multiple samples of a waveform allowing for noise suppression without loss of bandwidth To select average in the Scope mode do the following 1 4 5 From the More Scope window highlight AVERAGE WAVEFORMS Press 5 to open the list box Use lt 7 to choose the number of waveforms to average for each display update The maximum number is 256 Press 5 to select Press F CLOSE to close the window To turn off averaging set AVERAGE WAVEFORMS to be off again NOTE AVERAGE WAVEFORMS OFF changes to AVERAGE WAVEFORMS by 4 in the 10 mV and 20 mV attenuator ranges when a 10 1 probe is used Averagi
13. Adding a Cursor Main Reading From the ADD MAIN READING list box use N or S to highlight the reading to display then press to select Repeat this for more readings In making cursor measurement calculations the ScopeMe ter test tool uses waveform activity between the cursors phase ASB Figure 6 3 Cursor Main Readings List Box The measurement results are displayed in the bottom dis play area A maximum of five measuring functions can be turned on at the same time dV for delta volts Measures the voltage difference between the cursors e for delta time between the cursors Measures the time difference e 1 41 for relative frequency Shows the reciprocal value of dt Using Additional Capabilities 6 5 TRIG to left Measures the time difference between the trigger occurrence and the left cursor TRIG to right Measures the time difference between the trigger occurrence and the right cursor V at left Measures the voltage amplitude where the left cursor crosses the waveform V at right Measures the voltage amplitude where the right cursor crosses the waveform Vrms Measures the Root Mean Square rms voltage between the cursors V DC mean Measures the MEAN average of read ings value of waveform between the cursors Vpeak peak Measures the PEAK to PEAK value of the waveform between the cursors Vmax peak Measures the maximum peak value of the waveform between the cursors
14. we F3 Open the Math menu MATH FUNCTION i MATH OPERATION multiply SOURCE 1 D SOURCE 2 iB SAVE DESTINATION 1 SCALE RESULT 2 5 CS Select each item Store the resulting waveform in Destination memory 1 p Close the window In Figure 7 7 INPUT A represents the current measure ment INPUT B the voltage measurement and Destination memory 1 the product equals power In this example the following scales are used INPUT A 20 A DIV INPUT B 200 V DIV Memory 1 4 kW DIV E t 20 08 gt 10 0msB t 200V gt 10 0ms 4 0060 gt 10 0ms 1 GENERATE MATH COMP MENU MENU TEST Figure 7 7 Power measurement Shift the resulting waveform over the display as follows D NSZ move 1 gt ZS SNO Move the resulting waveform Measuring Examples MEASURING THREE PHASE ON A DUAL INPUT gt 95 Dual input measurements can be used for many applica tions This example shows how to use these measure ments to determine phase rotation of a Y connected three phase system at a load center Use alligator clips to connect the ScopeMeter test tool to the three phase sys tem connections TRANSFORMER 2 V 7 Z y TUR INPUT A Figure 7 8 Testing a Three Phase System WARNING THE SETUP REQUIRES CONNECTING TEST LEADS TO LIVE COMPONENTS OF A HIGH ENERGY CIRCUIT TO
15. EXTm Voltage Measurements V DC e e e Vrms AC e e e Vrms AC DC e e e Vrms AC No DC e V DC mean e e Vrms e e dV e e Vpeak peak e e V max peak e e V min peak e e V at left e V at right e ACCESSORY mV e e Frequency Measurements Hz frequency e e e e duty cycle e e e RPM 1 e e RPM 2 e e Making Measurements 3 13 MEASURE MENU MAIN MENU SCOPE METER EXTmV Power Measurements dBV DC dBV AC dBV AC DC dBV AC no DC dBm DC dBm AC dBm AC DC dBm AC no DC dBW DC dBW AC dBW AC DC dBW AC no DC WATT DC WATT AC WATT AC DC WATT AC no DC Time Measurements pulse width dt 1 dt rise time TRIG to left TRIG to right phase 3 14 91 92 96 99 105 Users Manual MEASURE MENU MAIN MENU SCOPE METER EXTmV Ampere Measurements A DC A AC A AC DC A AC no DC Temperature Measurements o C F Resistance Measurements Ohm Continuity Diode Measurements Diode Chapter 4 Using the Dual Display Mode Functions MAKING CONNECTIONS 4 2 SELECTING A MAIN 4 3 SELECTING RANGES MANUAL AUTO RANGE 4 7 HOLDING A STABLE MEASUREMENT TOUCH HOLD Eu alertes 4 8 DISPLAYING MINIMUM AND MAXIMUM READINGS WITH RELATED TRENDPLOT 4 9 Displaying a Min Max Record
16. Vmin peak Measures the minimum peak value of the waveform between the cursors frequency Measures the frequency of the waveform between the cursors At least 11 cycles of this wave form must occur between the cursors You can scroll a waveform through the cursors by pressing K vov p Read the frequency change in the bottom display rise time Measures the rise time between 10 and 90 points of the waveform The 0 and 100 points are determined by the intersection of the waveform and the cursors Set the rising slope to at least four time divisions for a precise measurement SYDC 10 1 B 2voFF180 1 20ps DIV Tris Al 2DIV MANUAL 100 90 10 0 Cursor readings on waveform A rise time 7 7 6 us 2 58 y CONTR MORE MEASURE ST7878 phase Measures the phase shift between two waveforms You can select upto three waveforms for phase measurements to a reference waveform as selected with Measure on Waveform 6 6 91 92 96 99 105 Users Manual DELETING MEMORIES 79 922 Open the Delete Menu at any time by pressing and DELETE ALL Screen Memory contents DELETE ALL Waveform Memory contents DELETE ALL Setup Memory contents DELETE ALL Memory contents Figure 6 4 Delete Memory List Box You can now delete all memories or selected memories Screen memories Waveform memories or Setup memories A message appears prompting you to confirm that you want to delete all memor
17. SUB MENU FA F4 F2 Open the Meter submenu mode The five function keys are now assigned to the meter submenu identifiers Open the More Meter window The window enables you to change several settings in Meter mode Go to the next page and find more settings that you can change Close the window again without changing the setup configuration of the test tool PERFORMING SOME METER OPERATIONS Getting Started 2 13 If you have not already done so performa 2 1 AUTO SET Lu ON Activate the Scope Mode then reset press An image of the waveform appears on the display The top display shows the attenuator probe time base and trigger information SVDC10 B 2 0 19 1 RUN Trig 2201 9070 SONA METER 2 EXT The waveform amplitude decreases The attenuator scale in the top display changes to a less sensitive range The number of periods of the waveform increases The time base scale in the top display changes to a slower time DIV The waveform shifts upwards The waveform shifts to the right of the display Continued on next page PERFORMING SOME SCOPE OPERATIONS 2 14 91 92 96 99 105 Users Manual 6 Ser 7 TRIGGER 8 9 F4 The test tool automatically selects attenuation time base and triggering to give you a readabl
18. Time Base The time defined per horizontal division on the display expressed in seconds per division Time Delay The time between the trigger event and the real acquisition of the waveform Top Display The upper edge of the display where the ScopeMeter test tool lists probe calibration voltage scale time base input coupling and trigger information Trace The displayed waveform that shows the voltage variations of the input signal as a function of time Trigger Determines the beginning point of a waveform Trigger Level The voltage level that a waveform must reach before the ScopeMeter test tool will read in Trigger Slope The voltage direction necessary for the ScopeMeter test tool to begin its trace A positive slope requires the voltage to rise as it crosses the trigger level A negative slope requires the voltage to fall Trigger Source The signal that triggers the ScopeMeter test tool This can be the waveform being viewed or it can come from another waveform Voltage Spike A momentary increase or decrease in voltage see also Glitch Waveform pattern defined by an electrical signal Window list of functions from which you can choose You open a window with the F1 MORE function key You close the window with the F1 CLOSE function key Zoom Displays a live waveform with increased time resolution giving up to 1000x magnification Appendixes 10 31 Appendix 10G This appe
19. 10 10 16 91 92 96 99 105 Users Manual PM8907 008 CAUTION Figure 10C 1 Four Versions of PM8907 At delivery the PM8907 008 is set to 230V and is provided with a Power Supply Cord and Attachment Plug that is for use at the 115V setting only When operating the unit at the 230V setting you need a North American to European line plug adapter Before you connect the PM8907 008 to the local line first check the preselected voltage setting on this unit You can find the voltage selector switch on the bottom of the PM8907 008 If necessary select the corresponding line voltage with the slide switch and ensure that the proper voltage is visible in the window of the slide selector see Figure 10C 1 Appendixes 10 17 Appendix 10D Recommended Printer Setup Parameters EPSON FX LQ COMPATIBLES Serial Interface Unit Setting Switch Function 11 Baud rate 13 Baud rate 14 Baud rate 17 Baud rate 12 Word length 15 Parity odd even 16 Parity check 18 Valid interface selection OFF 1200 baud or ON 9600 baud OFF 1200 9600 baud OFF 1200 9600 baud OFF 1200 baud or ON 9600 baud OFF amp bit dont care OFF disabled ON serial interface Main Unit Switch Function Setting 1 1 Print rrode at power on OFF pica 1 2 ZERO fort OFF 1 3 Paper end detector OFF active 1 4 Input buffer ON enabled 1 5 Print rrode at power on OFF norrral
20. Costa Rica Electronic Engineering S A Carretera de Circunvalacion Sabanilla Av Novena San Jose Phone 506 53 3759 Fax 506 25 1286 Denmark Fluke Danmark A S Ejby Industrivej 40 DK 2600 Glostrup Phone 45 43 44 1900 Fax 45 43 43 9192 Ecuador Proteco Coasin Cia Ltda PO Box 17 03 228 A Ave 12 de Octubre 2449 y Orellana Quito Phone 593 2 230283 or 520005 Fax 593 2 561980 Finland Fluke Finland Oy Sinnikaliontie 3 PL 151 SF 02631 Espoo Phone 358 0 5026 600 Fax 358 0 5026 414 France Fluke France S A 37 Rue Voltaire BP112 93700 Drancy Phone 33 1 4896 6331 Fax 33 1 4896 6330 Germany Fluke Deutschland GmbH Regional Repair Center Oskar Mesker Strasse 18 85737 Ismaning Munich Phone 49 89 99611 260 Fax 49 89 99611 270 Fluke Deutschland GmbH Regional Repair Center Meiendorfer Strasse 205 22145 Hamburg 73 Phone 49 40 6797 434 Fax 49 40 6797 421 Hong Kong Schmidt amp Co H K Ltd 1st Floor 323 Jaffe Road Wanchai Phone 852 9223 5623 Fax 852 834 1848 India Philips India Limited Hindustan Times House 18 20 Kasturba Gandhi Marg New Delhi 110001 Phone 91 11 331 8370 Fax 91 11 331 6839 Hinditron Services Pvt Inc 33 44A Raj mahal Vilas Extension 8th Main Road Bangalore 560 080 Phone 91 80 348266 Fax 91 80 345022 Hinditron Services Pvt Inc 1st Floor 17 B Mahal Industrial Estate Mahakali Road Andheri East Bombay 400093 Phone 91 22 837
21. Power on save memory This procedure also resets the ScopeMeter test tool and sets the probe range to 10 1 The Reset does not clear the memories 1 Turn the test tool off 2 Press and hold 3 Press and release The test tool turns on and you should hear a double beep input A PROBE 10 1 appears on the display 4 Release Use this feature when you have saved a setup screen or waveforn in memory PERFORMING AN EASY SETUP For quick operation the test tool is equipped with a Continuous Auto Set function This function optimizes the range and the time in all modes and assures a stable picture on nearly all waveforms You only need to press to activate Once activated this function permits hands off probing You can redefine the Continuous Auto Set configuration to your own preference Refer to Chapter 6 for more informa tion 2 6 91 92 96 99 105 Users Manual USING THE DEMONSTRATION DEMO BOARD During the Quick Measurements Quick Meter Operations and Quick Scope Operations you use the Demo Board that is included in your ScopeMeter test tool kit Before doing any measurement review the safety precautions in the beginning of this manual Refer to Figure 2 2 for the setup of this demonstration e Connect the red scope probe to TP2 Continue with the Quick Measurements Demonstration for more hands on training using active waveforms NOTE The displays and measurements are typical They will
22. lt 7 to higlight trigger level and press to select 8 Use lt N 7 to adjust the trigger level to one division above ground level The ScopeMeter test tool is in the Free Run mode which updates the display if a trigger is not found within 100 ms of starting the acquisition For slow waveforms Free Run must be off to prevent false triggering To accomplish this 9 Press mecs 10 Press F to open the MORE TRIGGER menu 11 Use S to highlight TRACE START and press to open the list box 12 Use _ to highlight wait for trigger and press to select to close the window 13 Press F Most of the time the displayed waveform remains still and the status NOTRIG appears in the top right display This status message changes to RUN when the large level occurs and indicates that triggering has taken place Adapt the range and the time base to see the waveform 8 18 91 92 96 99 105 Users Manual 14 Uses mme to slow the time base to 500 ms DIV 15 Use M my to set the range to 2 V DIV V IRANGE 2VAC10 1 8 2vOFF10 1 NOTRIG MANUAL MORE TIM TRIGGER SLOPE DELAY LEVEL LEVEL Figure 8 12 Trigger on AC Coupling The slope of the waveform between the switching edges indicates that it was set for AC coupling But accurate low frequency measurements require DC coupling To choose DC coupling again do the following 16 Press 17 Users to select DC coup
23. waveform is printed a numerical format that represents WAVEFORM Channel A 200mV dot 20 0us dot Odot sample data points Scope mode only You can calculate Ke 727425220 NUM M PR ad is d the real voltage of each data point by subtracting the Y pos Bee car SORA TUM H H H 06 96 95 83 73 73 128 83 79 78 72 from the data point value 3 0 3 etc then multiplying this 25 72 277 96 96 73 l 96 96 83 73 72 96 96 83 73 78 115 118 128 28 27 with the 200 mV dot parameter 3 200 mV 600 mV 27 26 26 24 33 20 17 14 11 7 The time distance between two dots is 20 0 us here Se dap ub er US QE M 26 27 36 z4 18 liy la 11074 746 726 cB 227 Printing Grey in White or Black 37 27 26 25 22 19 m 4 9 7 28 8 4 i E 6 12 514 LlB 20 22 24 25 27 27 Print the grey persistence of the display as white or as Piu MEME ED AM RN ees 8 9 3 6 8 i2 14 18 21 22 24 26 27 plack onpaper R ee Tm 27 28 27 22 26 25 24 22 20 17 S di t P t 17 8 m 3 6 10 13 15 18 20 22 24 26 ending to a Frinter 09 78 71 0 l8 15 i2 15 17 20 22 24 26 Press 9981 to start printing via the OPTICAL INTERFACE boo ME ee 2 E 17 15 10 8 3 1 3 5 8 12 15 19 20 22 23 28 7 26 7 7 26 24 22 20 port The settings you made in the User Options menu will UE X AE M NS P
24. 10 MQ Input capacitance 15 pF Cable length 1 5m Max signal Voltage 600V rms Max surge Voltage 6 kV Max Voltage to Ground 600V rms Double insulated per IEC1010 1 for 600V Optically Isolated RS 232 Adapter Cable PM9080 001 Serial Printer Interface 7947 792 EPSON FX LQ HP Thinkjet HP Laserjet Print screens and waveforms or log meter and cursor readings Full PC Interface 7947 79227962 Transfer setups waveforms measurements etc Capture Screen With optional FlukeView software Appendixes 10 11 Appendix 10B Parts and Accessories SERVICE MANUAL Part Number 4822 872 05361 STANDARD KIT CONTENTS DESCRIPTION MODEL PART NUMBER REMARK Yellow Holster PM9083 001 Fluke 91 92 96 99 Grey Holster PM9083 002 Fluke 105 NiCad Battery Pack installed PM9086 001 Fluke 91 92 96 99 NiCad Battery Pack installed PM9086 002 Fluke 105 Power Adapter Battery Charger four models available Universal Europe 220V 50 Hz PM8907 001 North America 110 60 Hz PM8907 003 United Kingdom 240 50 Hz PM8907 004 Universal 115V 230V PM8907 008 Accessory Case Soft C75 10 12 91 92 96 99 105 Users Manual DESCRIPTION MODEL PART NUMBER REMARK Probe Set 10 1 PM8918 002 Ea set of two 10 1 Probe Red 5322 210 70139 10 1 Probe Grey 5322 210 70138 HF Adapter 2 x Black 5322 263 50193 Adapter Probe Tip to Banana Red 5322 264 2009
25. 2 3 or 4 and press to select Then press to remove the window again In and modes the maximum number of readings is two TAKING RELATIVE READINGS SCALING Scale Main Reading displays the present measurement result with respect to a defined range From a Submenu press to open a MORE functions window Next use or S to highlight SCALE READING When you press a list box appears on the display to select the scaling function off ZERO A see ZERO A and 0 100 Highlight a scaling function and press s __ to select RESET READINGS ADO MAIN READING SCALE READING ZERO REFERENCE REFERENCE 1002 REFERENCE 0 Figure 4 5 Scaling Functions Readings Relative to a Reference Point Zero A Select ZERO A to set the present upper reading as the zero reference point Subsequent readings are displayed as units of variation from this point This feature is useful when you need to monitor input activity in relation to a known good value The zero function can also be used with dBV dBm or dBW You can also activate this function from the Submenu and then press Using the Dual Display Mode Functions 4 13 Readings as a Percent Change from Reference Point Zero A Select ZERO 96A to set the present upper reading as the relative reference Subsequent readings are displayed as a percentage of variation delta from this point The figure below shows perce
26. Charge for more than 21 hours 5 Repeat steps 1 through 4 once more REPLACING AND DISPOSING OF BATTERIES N WARNING TO AVOID ELECTRICAL SHOCK REMOVE THE TEST LEADS PROBES AND BATTERY CHARGER BEFORE REPLACING THE BATTERIES 1 Disconnect the test leads probes and battery charger both at the source and at the ScopeMeter test tool 2 Separate the test tool from its holster 3 Locate the battery cover on the bottom rear Loosen the two screws with a flat blade screwdriver 4 Liftthe battery cover away from the test tool 5 Remove the NiCad battery pack or alkaline batteries type KR27 50 or R14 from the battery compartment s NOTE Ni Cd This instrument contains a Nickel Cadmium battery Do not dispose of this battery with other solid waste Used batteries should be disposed of by a qualified recycler or hazardous materials handler Contact your authorized Fluke Service Center for recycling information 9 4 91 92 96 99 105 Users Manual 6 Install a new NiCad battery pack PM9086 or new alkaline C Cell batteries type KR27 50 or R14 as shown in Figure 9 1 NOTE Ensure that the NiCad battery pack charging contact is aligned in the battery compartment as shown in Figure 9 1 Use only the PM9086 NiCad battery pack 7 Reinstall the battery cover and secure the two screws Figure 9 1 Battery Replacement User Maintenance REPLACING FUSES Since the test tool uses electr
27. Tris A 2DIV 200v DC 1 S2600vDC 10 1 18ms DI Trig amp 2DIV EXTmV Q Figure 7 10 Phase Measurements mw 0 NS Vrms AC METER fs The Volt RMS readout about 230 Vrms appears on the display see Figure 7 11 Z Z ab Vrms AC in 2 2 95 AC DC input A PROBE 10 1 RANGE y 3009 CONTR P V Hz dB TIME Figure 7 11 AC Volt RMS Measurement 7 12 91 92 96 99 105 Users Manual MEASURING PHASE USING THE CURSORS 7927 In this example you will use the cursors to measure the phase difference between the waveforms on INPUT A and B Use the two waveforms from the dual input three phase measurement in the previous exercise Cursors allow you to make accurate digital measurements It is advised that you first press to freeze the waveforms to be measured D Measure the two sine wave waveforms as explained in the previous example SCOPE METER Return to the main menu 9 Set the test tool to Scope mode HOLD RUN Freeze the display HOLD appears in the upper right display SUB Veo Jv s Activate the Cursor readings 1 Go to page 2 within the More Scope window Choose ADD MAIN READING Open the list box lt 2 phase ASB s Close the window Position the
28. eie deemed 20 C to 70 C Humidity Operating 20 to 30 C 90 RH noncondensing 30 C to 50 C 70 RH noncondensing Storage ectetur i 95 RH Altitude Operating eie 3 km 10 000ft Storage eR ERR 12 km 40 000ft Shock and Vibration per MIL T 28800 for Class 3 Electromagnetic Interference per MIL STD 461 Mechanical Size excluding holster 60 x 130 x 260 mm 2 4 x 5 1 x 10 2 inches Size including holster 65 x 140 x 275 mm 2 5 x 5 5 x 10 8 inches Weight excluding holster 1 5 kg 3 3 Ibs Weight including holster 1 8 kg 4 0 Ibs 10 10 91 92 96 99 105 Users Manual Safety Designed to Installation Category IIl IEC 1010 CSA C22 2 including approval and UL1244 including approval for 600V measurements on industrial power distributions systems MAX Input voltage on 300V rms 600V rms with INPUT A or INPUT B 10 1 probe MAX Input voltage on EXTernal input 300 V rms Surge Protection 4 kV 6 kV with 10 1 probe per IEC 664 and ANSI IEEE C62 41 test method Maximum Isolation to Earth 600V rms from any terminal Optical Interface Optically Isolated to 600V rms ACCESSORY INFORMATION Passive Probe 10 1 PM8918 Attenuation x10 Useful Bandwidth 100 MHz Input resistance
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30. 00ms ov gt 5 0 RUM ee eh DH SELECT 6 14 91 92 96 99 105 Users Manual USING A PRINTER 942 7927 Connecting to a Printer Use the Optically Isolated RS 232 Adapter Cable PM9080 001 to connect a printer to the OPTICAL INTER FACE connection of the ScopeMeter test tool See Figure 6 7 CAUTION Ensure that the printer is turned off during installation This prevents damage to the printer Figure 6 7 PM9080 001 Hookup NOTE The following instructions relate to actions you must take at the test tool end of this operation For more information about advised printer setup parameters see Appendix 10D Setting Print Parameters Press and then f to open the Printer window You can now choose the printer settings and type of information to print PRINTER TYPE Thinkjet PRINTER BAUDRATE 1200 PRINT 1 SCREEN PRINT GREY AS black Figure 6 8 Printer Window Selecting Printer Types The test tool can print directly to an FX LQ Epson type or HP ThinkJet type printer at 1200 or 9600 baud From the list box make these printer type selections Selecting Print Options You can choose from the following print options Screen Readings or Waveforms Using Additional Capabilities 6 15 SCREEN default setting Print a graphic copy of the actual display Scope Meter or in any other mode SVDC10 1 8 2 0 10 1 10ns D1y
31. 105 Users Manual Page 4 of 7 ADC METER Measure the DC current in Meter mode with a Current probe available as an option that is connected to the INPUT A BNC This is done with DC coupled input A list box enables you to select the proper range 1 10 100 mV A or 1 V A A AC METER Measure the AC current in Meter mode with a Current probe available as an option that is connected to the INPUT A BNC This is done with DC coupled input A list box enables you to select the proper range 1 10 100 mV A or 1 V A A AC DC METER Measure the AC DC current in Meter mode with a Current probe available as an option that is connected to the INPUT A BNC This is done with DC coupled input A list box enables you to select the proper range 1 10 100 mV A or 1 V A A DC EXTmV Measure the DC current EXT mV mode with a Current probe available as an option that is connected to the red and black 4 mm banana jacks This is done with DC coupled input A list box enables you to select the proper range 1 10 100 mV A or 1 V A AAC EXTmV Measure the AC current in EXT mV mode with a Current probe available as an option that is connected to the red and black 4 mm banana jacks This is done with DC coupled input A list box enables you to select the proper range 1 10 100 mV A or 1 V A A AC DC EXTmV Measure the AC DC current in EXT mV mode with a Current probe available as an option that is connected to the red and black 4 m
32. 11 HP Thinkjet 10 18 Humidity 10 9 Hz 3 7 6 5 8 29 10 6 Industrial Alligator Clips 10 12 Information Mode 1 13 INPUT A 1 7 5 3 INPUT A BNC jack 4 2 INPUT B 1 7 5 3 INPUT B BNC jack 4 2 Input Connectors VIII Input Coupling 5 3 Input Impedance 10 4 Integrate 6 12 8 35 Invert 5 4 6 12 Isolated VIII Isolated Measurement X K Keypad 1 10 L Level 5 13 Limitation of Liability 10 19 Low Frequency Measurements 1 7 8 17 Low Frequency Voltage Measurements 8 5 M Main Display 1 9 Main Mode 4 3 Main Reading 6 4 Manual Range 4 5 4 7 8 7 Markers 6 3 10 5 Master Reset 2 4 6 19 Math Functions 6 11 7 7 8 32 Mathematics 10 5 Maximum 8 6 Measure Menu 3 3 10 4 Measurement Connections 4 2 Measurements 6 3 Mechanical 10 9 Memories 10 8 Memory Back Up Battery 10 9 Messages 1 13 Meter 4 4 Meter Operations 2 10 2 11 2 12 Min Max 4 9 10 7 Min Max Envelope 8 23 8 24 10 4 MIN MAX Recording 4 9 8 7 Min Max Scaling 4 15 Min Max Zero A 4 14 Mini Testhook 1 7 4 2 Minimum 8 6 Index MORE Function Key 1 11 More INPUT A 5 15 More INPUT B 5 15 More Measure 3 3 More Save 6 6 More Scope 6 3 More Scope Window 5 9 More Submenu 4 11 More Trigger 5 12 8 14 Multimeter Test Lead Set 10 12 Multiple Waveforms 5 15 Multiply 6 12 N N Cycle 5 13 8 13 10 5 NiCad Batteries 1 4 9 2 10 8 Noise 1 5 8 23 Noise Sup
33. 400 Hz AC or AC DC True RMS Voltage Ranges direct input 100 mV 300 mV 1V 3V 10V 30V 100V 250V with 10 1 probe 1V 10V 30V 100V 300 1 kV 2 5 kV limit 600V Accuracy 50Hzto60Hz 1 10 counts valid from 1 Hz 20 Hz to 20 kHz 2 15 counts 5 range 1 Hz 5 Hz 1 MHz 3 20 counts 1 Hz 5 Hz to 5 MHz 10 25 counts e values for Vrms AC no DC AC coupled input e n AC DC the DC component is included in the measurement result and does not influence the accuracy Full Scale Reading 1000 or 3000 counts Crest Factor Automatic ranging on crest factor overload Common Mode Rejection Ratio gt 60 dB DC to 60 Hz Additional Meter Mode Measurements FREQUENGY eee iere 1 Hz to 5 MHz Fiesolutiorn o home nem 4 digits ACCUFaCy 0 5 2 counts RPM nnnc selectable 1 pulse rev or 1 pulse 2 rev Range 60RPM 120 1 pulse 2 rev to 99 99k RPM Resolution 1 RPM 10RPM for RPM gt 10 000 ACCUIAGY 2 cette ier tte e 1 10 counts DUTY CYGLE 2 positive or negative pulse seep eie eei 2 0 to 98 0 Fiesolution ties ect isl eld rei 0 1 Accuracy logic or pulse waveforms 0 5 2 counts PULSE WIDTH positive or negative pulse RanG CE 250 us to 50 ms Resolution cert PE et eee 3 d
34. 4th in this example see Figure 8 9 In this way it remains synchronized so the waveform triggering always occurs on the same nth pulse in the sequence In the N CYCLE mode triggering is possible only on INPUT A ScopeMeter Test Tool Tutorial 8 15 11 Find a stable trigger source that can be connected to the other input 29 In many applications it is possible to find another waveform that can serve as a trigger source then Continuous Auto Set does all the work for you To try this connect the red scope probe from INPUT A to TP3 and connect the grey scope probe from INPUT B to TP2 2 3 4 or Reset the ScopeMeter test tool F Press to select the SCOPE mode Press Press on A and INPUT B to p V IGE adjust the amplitudes if required Use x es on INPUT B to position the B waveform at the bottom of the display see Figure 8 10 SVDC 10 1 8 syvocio 1 RUN lone DTS Trigt BL HIN Ner SCOPE METER Q EXT Figure 8 10 Stable Triggering on INPUT B 8 16 91 92 96 99 105 Users Manual INPUT B is automatically detected during the Auto Set and since it has a lower frequency than INPUT A it is chosen as the trigger signal This technique can be used for PWM Pulse Width Modulated motor drives where the power line signal can be used see Figure 8 11 N WARNING MEASURING ON PWM MOTOR DRIVES CAN CREATE
35. 553 0388 Malaysia CNN SDN BHD 17D 2nd Floor Lebuhraya Batu Lancang Taman Seri Damai 11600 Jelutong Penang Phone 60 4 657 9584 Fax 60 4 657 0835 940901 Mexico Mexel Mexicana De Electronica Industrial S A De C V Diagonal 27 Entre Calle de Eugenia Y Av Col Del Valle C P 03100 Mexico D F Phone 52 5 682 8040 Fax 52 5 687 8695 Netherlands Fluke Nederland B V Techn Service Hurksestraat 2C Building HBR 5652 AJ Eindhoven Phone 31 40 723220 Fax 31 40 722626 New Zealand Philips Customer Support Scientific amp Industrial Private Bag 41904 St Lukes 2 Wagener Place Mt Albert Auckland 3 Phone 649 849 4160 Fax 64 9 849 7814 Norway Fluke Norway A S Ole Deviks vei 2 N 0666 Oslo Phone 47 22 653400 Fax 47 22 653407 Pakistan Philips Electrical Industries of Pakistan Ltd Islamic Chamber of Commerce Industry amp Commodity Exchange Bldg St 2 A Block 9 KDA Scheme 5 Clifton Karachi 75600 Phone 92 21 587 4641 49 Fax 92 21 577 035 or 587 4546 Peru Importaciones amp Representaciones Electronicas S A Jr Pumacahua 955 Lima 11 Phone 51 14 23 5099 Fax 51 14 31 0707 Philippines Spark Electronics Corp PO Box 610 Greenhills Metro Manila 1502 Phone 63 2 700621 Fax 63 2 7210491 Portugal Fluke Iberica S L Delegac o em Portugal Campo Grande 35 7B 1700 Lisboa Phone 351 1 795 1712 Fax 351 1 795 1713 Singapore Fluke Corporation 27 0
36. 600V rms above earth ground The ScopeMeter test tool uses a three lead connection sys tem for dual input isolated electrically floating measure ments The connections for isolated and grounded measurements are shown in the following illustration 877447 Figure 1 Common Ground Connections NOTE Fluke 91 has a two lead connection system 91 92 96 99 105 Users Manual N WARNING DO THE FOLLOWING TO AVOID ELECTRICAL SHOCK IF A SCOPEMETER TEST TOOL XY COM COMMON INPUT IS CONNECTED TO gt 42V PEAK 30V RMS 1 USE ONLY THE TEST LEAD PROBE SET SUPPLIED WITH THE SCOPEMETER TEST TOOL OR SAFETY DESIGNED EQUIVALENTS WITHOUT EXPOSED METAL CONNECTORS 2 DO NOT USE CONVENTIONAL EXPOSED METAL BNC OR BANANA PLUG CONNECTORS IF THE Xy COM COMMON IS gt 42V PEAK 30V RMS 3 USE ONLY ONE Xy COM COMMON CONNECTION THE 4 MM BLACK BANANA JACK 4 REMOVE ALL PROBES AND TEST LEADS THAT ARE NOT IN USE 5 USE 600V RATED PROBE TIP ADAPTERS 600V IS PRINTED ON EQUIPMENT SO RATED 6 CONNECT THE PM8907 POWER ADAPTER TO THE AC OUTLET BEFORE CONNECTION TO THE SCOPEMETER TEST TOOL XI If Safety Protection is Impaired Use of equipment in a manner not specified may impair the protection provided by the equipment Before use inspect probes for mechanical damage and replace damaged probes Whenever it is likely that safety has been impaired the instrument must be turned off
37. 8 2 0 10 1 RUN 1Ons DIS Trigt Al SCOPE METER Q E EXTRV Figure 8 7 Stable Scope Display 8 12 91 92 96 99 105 Users Manual To see the block of four pulses in detail increase the time base and use pretrigger delay 7 Press mme vs to increase the time base to 2ms DIV 8 Press 9 Use lt 7 to highlight time delay and press to select 10 Use lt 7 to adjust the time delay to 7 divisions refer to Figure 8 8 Adjusting the time delay to 7 divisions has moved the trigger point to the seventh division on the display and you now see seven divisions of information that occur before the trigger See Figure 8 8 You can use Zoom to look at the falling edge detail of the 50 pulse The Zoom function expands the trace referenced to the fourth time division and automatically adjusts the delay 11 Press 2 12 Use 7 lt 7 to highlight scope zoom and press F5 to select 13 Use zoom in the waveform 2VDC10 1 B ATOE LORI RUN Trig at 017 MANUAL SCOPE METER Q Figure 8 8 Time Delay 7 Divisions ScopeMeter Test Tool Tutorial 8 13 Tips and Techniques for a stable display If there is no highest pulse there are two other techniques to trigger on a waveform These are Using N CYCLE delay Using a stable trigger source on another input I Using N CYCLE delay for waveforms with a repet
38. A Maximum scope inputs on either BNC are as follows e Maximum input signal voltage 300V rms direct e Maximum input signal voltage 600V rms when using 10 1 probe e Voltage to ground 600V rms Input impedance is 10 MQ 15 pF with the 10 1 probe e Press 59 and to select the Scope mode ST7492 Figure 5 1 Scope Connections Using the Scope Mode MAKING AN EASY SETUP Continuous Auto Set automatically selects the optimum settings for connected input signals and keeps track of any variation of the signal Start Continuous Auto Set by pressing For most signals the ScopeMeter test tool will automatically set inputs amplitudes time base setting and triggering for an optimum display Pressing 52 sets the following e INPUT A and or INPUT B is switched on depending on signal input All other waveform displays are switched off e Between two and five periods of the waveform with the lowest frequency are displayed e attenuation per input is set so that the waveform occupies about four vertical divisions The trigger source is chosen as the input signal with the lowest frequency If no triggerable waveform is found when you press 4 approximate settings are used If the input signal subsequently changes the test tool readjusts itself you will always have a meaningful picture on the display Continuous Auto Set can be configured through the 025 Menu Refer
39. A POTENTIAL SHOCK HAZARD e ENSURE THAT THE MOTOR IS OFF BEFORE YOU CONNECT OR DISCONNECT PROBES OR TEST LEADS e USE ONLY INSULATED PROBES TEST LEADS AND CONNECTORS SPECIFIED IN THIS MANUAL WHEN MAKING MEASUREMENTS gt 42 PEAK 30V RMS ABOVE EARTH GROUND OR IN CIRCUITS 24800 VA e USE PROBES AND TEST LEADS WITHIN RATINGS AND INSPECT BEFORE USE Bioovocias1 B 19 0018 1 RUN 10ms DIV Trig B 2DIV MANUAL J MORE ESS TIME ADJUST TRIGGER SLOPE DELAY LEVEL Figure 8 11 PWM Motor Drive Signals ScopeMeter Test Tool Tutorial 8 17 MAKING LOW FREQUENCY MEASUREMENTS WITH THE SCOPE Connection Connect the red scope probe from INPUT A to TP4 on the Demo Board Remove the grey Scope probe Making the Measurement 1 Reset the ScopeMeter test tool F 2 2 Press to select the SCOPE mode 3 Press To find the waveform do the following 4 Press TT 5 Use to select AC coupling indicated on the top left of the display This technique was used to display the waveform around the ground level The ground icon on the right side of the display identifies the ground level Look at the display and notice that the waveform occassionaly makes larger changes in level The Continuous Auto Set tries to find the best trigger level To trigger on low frequency waveforms you have to set the trigger level manually 6 Press 7 Use
40. AVOID ELECTRIC SHOCK AND OR EQUIPMENT DAMAGE USE CAUTION WHEN CONNECTING ALLI GATOR CLIPS TO LIVE COMPONENTS THE METAL JAWS OF ALLIGATOR CLIPS CAN CRE ATE A SHORT CIRCUIT BETWEEN CLOSELY SPACED LIVE PARTS AVOID MAKING CONNECTIONS TO FEEDER CONDUCTORS OR BUS BARS AT ELEVATED POTENTIALS WHENEVER POSSIBLE MAKE CON NECTIONS TO THE OUTPUT SIDE OF A CIRCUIT BREAKER WHICH CAN PROVIDE BETTER SHORT CIR CUIT PROTECTION MAKE CONNECTIONS TO CIRCUIT BREAKERS BY FIRST TURNING THE CIRCUIT BREAKER OFF THEN CONNECT THE ALLIGATOR CLIP TO THE BREAKER OUTPUT TERMINAL VIA A SHORT PIECE OF INSU LATED WIRE AS SHOWN IN FIGURE 7 9 7 10 91 92 96 99 105 Users Manual Make sure the circuit breaker is turned off Connect the test tool to two circuit breakers of two different phases and the neutral bus bar as shown in Figure 7 9 Use the alligator clips for the red and grey 10 1 probes and black multimeter test lead Figure 7 9 Connecting the Wires 006 ON Do a Reset probe scaling factor is 10 1 F1 Set the test tool to Scope mode AUTO SET Select Continuous Auto Set Turn circuit breaker on Measure connection 1 and connection 2 see Figure 7 10 Measuring Examples The upper display in Figure 7 10 shows that phase 2 INPUT B follows phase 1 INPUT A The lower display shows that phase 3 follows phase 1 H200V0C 10 1 I200VDC10 1
41. Measurements MAKING CONNECTIONS 3 2 USING THE MEASUREMENT FUNCTIONS 3 3 USING A SHORTCUT TO MOST COMMONLY MEASUREMENTS 3 9 ORDERING MEASUREMENT READINGS 3 10 MEASURING FUNCTIONS NOT AVAILABLE FROM THE MEASURE MENU 3 10 Additional measurements for Meter and EXT mV modes 3 10 Additional measurements for the Scope mode 3 11 USING THE MEASUREMENTS MAP 3 12 3 2 91 92 96 99 105 Users Manual MAKING CONNECTIONS ScopeMeter test tool measurement connections are illustrated in Figure 3 1 Use the red INPUT A BNC jack or the red and black 4 mm banana jacks for measurements The ScopeMeter test tool informs you when to use INPUT A or the banana jacks The red 4 mm banana jack is used for diode test continuity test Ohm measurement and when you use a Current or Temperature probe with banana jacks When you use the PM8918 probe select the 10 1 probe type for correct decimal readout INPUT AL CLAN Figure 3 1 Measurement Connections Making Measurements USING THE MEASUREMENT FUNCTIONS Use the Measure menu to choose one or more automatic measurements Simply choose your desired measurement and the test tool sets itself up and displays the result e Regardless of the mode you are in press to access the Measure menu dB TIME MDRE MEASURE Hz Measure Menu Press MO
42. THE METER The ScopeMeter test tool can make RMS voltage measurements on signals as low as 1 Hz In this example you will practice making such a measurement Connection Connect the red scope probe from INPUT A meter high to TP1 the test signal on the Demo Board Connect the meter low to ground of the Demo Board using either the COM banana input with a test lead or the ground lead of the probe hook clip Remove all other connections Making the Measurement 1 Reset the ScopeMeter test tool r 2 You should now see two unstable voltage readings an invalid Hz reading and the waveform display Also you occasionally hear the ranging relays click The autoranging is the result of a low frequency signal being produced at TP1 This can be examined by finding the minimum and maximum levels of the signal See following example 8 6 91 92 96 99 105 Users Manual A FINDING THE MINIMUM AND MAXIMUM The Minimum and Maximum levels in this example are DC To select DC Volts as the main reading 2 Press 3 Press V 4 Press to select the highlighted function V DC METER The first reading shows the V DC reading Notice the numerical readout is unstable and the waveform display shows a changing level sometimes high or low or with a vertical edge and the ranging relays are still slowly clicking See Figure 8 3 2231 vw 21 15 Vrms 0000 8818 3y ME
43. a phase leading or a phase lagging result If you want to make INPUT B the reference do the following 1 Press F to open the MORE SCOPE window 2 Press for page 2 3 Use lt 7 to highlight MEASURE on WAVEFORM and press to open the list box 4 Use lt 7 to highlight WAVEFORM and press to select 5 Press to close the window Note that when you have a number of waveforms displayed you can simply change all the cursor measurements from one waveform to the next using MEASURE on WAVEFORM USING THE MATH FUNCTIONS gt 92 7962 ScopeMeter has a variety of math functions that enable you to extract more information from the waveforms than you can by just looking at them Connection Connect the red scope probe from INPUT A to TP3 and connect the grey scope probe from INPUT B to TP2 on the Demo Board Making the Measurement 1 Reset the ScopeMeter test tool Fe amp to select the SCOPE mode 2 Press 3 Use and 7 Y and S SF until you have a display as shown in Figure 8 21 4 Press to freeze the waveform ScopeMeter Test Tool Tutorial E svpcio i 8 syocio 1 RUN Figure 8 21 Setup Display for Math Now you are ready to do math measurements 5 Press i to open the Special Functions menu 6 Press to open the MATH MENU window 7 Press to turn MATH FUNCTION on 8 7 to highl
44. all used waveform memories now appears 2 Use and S to highlight the required waveform The View Area displays the saved waveform in compressed form 3 Press to recall the selected waveform A displayed memory waveform is indicated with the waveform memory number You can display a maximum of four waveforms at a time If you attempt to display a fifth waveform a message lets you know you have exceeded the maximum number allowed and suggests that you remove the oldest recalled waveform SVDC10 1 8 2v OFF10 1 10 Trisa R amp l 2DI CANCEL 6 10 91 92 96 99 105 Users Manual To reposition any of the recalled waveforms on the display first select the appropriate waveform separately by pressing highlight move in the list box with lt and S 7 and press to select appears in the right bottom of the display Now use lt and S to reposition the waveform Press 6 CLEAR WAVEFORM to remove all recalled waveforms from the display The live waveforms A B and A B remain displayed and the present setup configuration will not change Recalling a Setup Configuration e Press RECALL SETUP to recall a saved setup configuration from setup memory A list of all used setup memories now appears e Use lt or S to highlight the required setup e Press to recall the selected setup that replaces the present setup configuration SVDC10 1 8 2
45. and disconnected from line power The matter should then be referred to qualified personnel Safety is likely to be impaired if for example the instrument fails to perform the intended measurements or shows visible damage MAKING ISOLATED MEASUREMENTS Isolating from Earth Ground The ScopeMeter test tool uses a three lead connection system for dual input isolated electrically floating measurements Use a test lead connected to the black 4 mm banana jack as common ground There are only three wires to connect for dual input isolated ground operation useful for three phase industrial voltage measurements You can connect the three leads on the test tool INPUT A INPUT B and common to a three phase electrical power line in any order Use the A B mode see Chapter 5 to display all three phases of electrical power at the same time For three phase electrical or other isolated ground industrial measurements we strongly recommend that you use the black Industrial Alligator Clip and the red and grey Industrial Probe Alligator Clips see Figure 4 These parts are included with original purchase ScopeMeter test tools and are also available as accessories from your FLUKE representative Isolating from Input to Input The ScopeMeter test tool is not isolated between inputs but uses the black 4 mm banana jack for measurements isolated from earth ground Complete isolation between INPUT A and INPUT B is useful for some floati
46. calculates and displays the area of the selected waveform Integrate allows you to totalize the waveform over a period of time showing the real power dissipation when the waveform changes levels E 18 0V gt 5 00 8 t 5 000 gt 5 00ms 58 0 gt 5 00ms RUM ose ee PUE Turns on or oF F the mathematical L1 Function which makes calculations nn waveforms MATH MENU page 1 MATH FUNCTION i oFF MATH OPERATION 2 multiply SOURCE 1 id SOURCE 2 SAVE IM DESTINATION 5 SCALE RESULT Ha OF CANCEL SELECT Using Additional Capabilities 6 13 Filter Any waveform active input or memory can be filtered with the resulting waveform stored in a new memory location Noise suppression or simply waveform smoothing is thereby possible Filtering is especially useful with single shot waveforms where averaging of multiple waveform samples is not otherwise available In the following figure the upper waveform represents the INPUT A waveform as measured and the lower waveform represents the filtered version recalled from Waveform 4 memory NOTE In FILTER function the 3 dB frequency is 0 8 time per division t i T 5 0 Oms Gives a choice of calculations L1 or two waveForms MATH MENU page 1 FUNCTION Filter SOURCE i 4 SOURCE 2 A SAVE IM DESTINATION 5 SCALE RESULT 5 OF CANCEL S Bms t 5 007 gt 5
47. crees cree s 2v Voltage Mode 2V to 2V in max 128 steps Max Gurfent tette or 1 mA Appendixes 10 9 GENERAL SPECIFICATIONS The accuracy of all measurements is within of reading number of counts from 18 to 28 C Add 0 1 x specific accuracy for each C 18 C or gt 28 Display Super Twisted Liquid Crystal SIZE ets 84 x 84 mm 4 7 diagonal Besol tlon riter teet cin 240 x 240 pixels 25 pixels div in SCOPE mode IEEE User adjustable Backlighi Electroluminescent A Power Internal Battery Pack NiCad 4 8V nominal Operating Time Typical 5 hours Fluke 105 Typical 4 hours Fluke 91 92 96 99 Power Adapter Battery Charger Charging Time Typical 21 hours Fluke 105 Typical 16 hours Fluke 91 92 96 99 Alternate battery 4 Alkaline C cells nonrechargable External Supply 8 to 20V DC 5W typical via 5 mm jack N WARNING THE MINUS VOLTAGE IS CONNECTED TO COMMON WHEN USING A POWER SUPPLY THAT IS NOT DOUBLE INSULATED CONNECT COMMON TO PROTECTIVE GROUNDING Memory back up battery 7947 7927 CR2032 save screens waveforms and setups for up to three years after main batteries removed Environmental Temperature Operating o eon 0 to 50 C Storage
48. first rising slope of the waveform in Scope mode First use lt and lt 7 to determine the 0 and 100 points of the waveform These are the intersection of the cursors with the waveform Set the rising slope to at least four time divisions for a precise measurement The rise time is now instantly displayed E 5 10 1 8 2voFF10 1 20ps DIV TrigiAl 2DI MANUAL 100 90 Cursor readings on waveform At rise time 7 7 ps 2 58 y CONTR Hz Figure 3 8 Rise Time Measurement Making Measurements 3 9 USING A SHORTCUT TO MOST COMMONLY MEASUREMENTS From the Measure menu you can also find many most commonly used measurements directly under one of the function keys 0 ofthe four function keys to choose the type of measurement V Hz dB or TIME This opens a single window with a list of measurements within the chosen type e Press V to open a list with voltage measurements Vrms AC METER Vrms AC DC HETER V DC mean SCOPE Vrms SCOPE Vpeak peak SCOPE Volt List Box e Press Hz to open a list with frequency measurements Hz METER Hz SCOPE RPM 1 METER RPM 2 METER duty cycle METER duty cycle METER Frequency List Box e Press dB to open a list with power measurements METER dBm DC METER dBm METER DC METER METER Li
49. in Figure 7 1 RED DOT 002 877536 Figure 7 1 Temperature Measurement Setup F4 ON or Doa F5 Reset probe scaling factor is 10 1 EXTm Be sure that the slide switch on the probe is in the OFF position A reading of more than 65 mV DC indicates that the battery of the probe is good ZS C PROBE Select degrees Celsius range Measuring Examples the slide switch on the probe to the C position The actual air temperature appears on the display The test tool starts continuously recording the air temperature and graphs the minimum maximum and average temperatures on the display After about 24 hours the display appears as shown in Figure 7 2 0170 c TREND 021 D 55 56 017 0 ave 29 43 0136 min 14 14 1 t EXT 0074 030 0 C Mn 020 0 C MORE measuRE Hz dB TIME Figure 7 2 Temperature Measurement with Trend Plot 7 4 91 92 96 99 105 Users Manual MEASURING CURRENT The 80i 1000s Current Probe is an optional accessory designed for use with the ScopeMeter test tool to measure current flow in electrical circuits The reading in the Measure menu can be assigned to current amps sensed by the Current Probe Refer to the instruction sheet provided with the 80i 1000s for complete information about Current Probe operat
50. measurements down to 15 Hz To manually select a slower time base 8 5 te Continue pressing the te key until the time base readout is 100 ms The digital display should now be stable and show a reading of about 2 volts The waveform display is also stable To increase the waveform amplitude select the 3V range 9 Press of INPUT A to select the 3V range The ScopeMeter test tool has a DC overrange capability to 4500 counts which is 4 5V for the 3V range therefore you will see the 4V high level of this signal even though the 3V range has been selected as shown in Figure 8 5 2042 v oc 2043 Vrms 4307 818 RANGE f 34 3y MORE u us ap MEQSURE Hz TIME Figure 8 5 Displaying DC Overranging ScopeMeter Test Tool Tutorial C MAKING AN AC COUPLED MEASUREMENT To select an AC coupled measurement 10 Press 595 11 Press to open the Meter mode Submenu 12 Press F MORE METER 13 Use lt 7 to highlight ADD MAIN READING press to open the list box 14 Use S to highlight Vrms AC no DC and press to select 15 Press to close the window Comparing the AC trace of Figure 8 6 with the DC trace of Figure 8 5 you see that the waveform is now centered vertically about the middle of the screen and slopes between the switching edges The slopes appear because the waveform is AC coupled where higher frequency waveforms gt 50 H
51. peak SCOPE Vmin peak SCOPE fits METER A AC METER A AC OC METER A DC EXT mv AAC EXT mV A AC DC EXT mV Hz duty cycle duty cycle Pulse width Pulse width MORE MEASURE Er CC METER dBm METER dBl DC METER AC METER watt DC METER watt AC METER BE METER RPM 2 METER dt SCOPE l2sdt SCOPE rise time SCOPE Figure 10G 6a MEASURE menu 10 36 91 92 96 99 105 Users Manual MEASURE MENU MORE MEASURE V Hz dB TIME Fi re rs pen D 7 7 D See Figure 10G 6a me CANCEL Pulse width METER i width METER SCOPE SCOPE rise time SCOPE duty cycle METER duty cycle METER i ac Meme AC DC METER DC mean SCOPE i SCOPE Mpeakz peak SCOPE Figure 10G 6b MEASURE menu Appendixes 10 37 A 5 MORE DISPLAY GND GLITCH PROBE A INPUT A INPUT A AC DC DETECT MENU MORE INPUT A on COUPLING on DC TRIGGER SOURCE INPUT A GLITCH DETECT on COMBINE off PROBE A page of 1 10 1 GND AC DC In Scope Mode COUPLING AC DC In Meter Mode INPUT K B 22 DISPLAY GND ju PROBE B INPUT B INPUT B AC DC MENU as INPUT INPUT 1 invert COUPLING on Bo DC DSS INPUT COMBINE A of of F PRO
52. see the following example and the CAPTURE 20 DIV mode can help FINDING HIDDEN WAVEFORM DETAILS WITH THE SCOPE A GLITCHES Connection Connect the red scope probe from INPUT A to TP2 on the Demo Board Making the Measurement 1 Reset the ScopeMeter test tool F 22 2 Press to select the SCOPE mode 3 Press 48 It appears as if the waveform is a simple pulse with about a 25 duty cycle Occasionally small spikes may be seen To check exactly what is happening turn on GLITCH DETECTion to capture any fast transients that may occur 4 Press 5 Press to turn GLITCH DETECT on It may be necessary to adjust trigger level range and time base manually ScopeMeter Test Tool Tutorial 8 23 E svDcia i 8 2VorFFigsi MORE CURSOR SCOPE SINGLE NM READTHG Figure 8 15 Glitch Detection The glitches on this waveform are clearly visible on the trace but what if the glitches are only intermittent and occur once a day Watching the screen the whole day is not realistic but for this purpose the Min Max envelope mode can be turned on Min Max envelope retains all the samples on the display To turn on the Min Max envelope mode and only catch triggered data do the following 6 Press un wx You will then see the sample points build up on the screen These points stay on the screen even if the waveform disappears for example if you remove the scope probe B NOI
53. shown in Figure 8 24 MANUAL GENERATE MENU MENU TEST Figure 8 24 Filtering INPUT B This completes the ScopeMeterTestToolTutorial At completion be sure to disconnect the 9 volt battery on the Demo Board Chapter 9 User Maintenance CLEANING core 9 2 CALIBRATING THE PROBES 9 5 KEEPING BATTERIES IN OPTIMAL CONDITION 9 2 INPUT A Probe Calibration 9 5 REPLACING AND DISPOSING OF BATTERIES 9 3 INPUT B Probe Calibration 9 6 REPLACING FUSES 9 5 91 92 96 99 105 Users Manual N WARNING RISK OF ELECTRIC SHOCK OR FIRE USE ONLY INSULATED PROBES TEST LEADS AND CONNECTORS SPECIFIED IN THIS MANUAL WHEN MAKING MEASUREMENTS gt 42 PEAK 30V RMS ABOVE EARTH GROUND OR ON CIRCUITS gt 4800 USE PROBES AND TEST LEADS WITHIN RATINGS AND INSPECT BEFORE USE REMOVE UNUSED PROBES AND TEST LEADS REMOVE PROBES AND TEST LEADS BEFORE OPENING CASE OR BATTERY COVER WHEN THE SCOPEMETER TEST TOOL IS CONNECTED TO ITS POWER ADAPTER BATTERY CHARGER TERMINALS MAY BE LIVE AND THE OPENING OF COVERS OR REMOVAL OF PARTS EXCEPT THOSE THAT CAN BE ACCESSED BY HAND IS LIKELY TO EXPOSE LIVE PARTS THE TEST TOOL MUST BE DISCONNECTED FROM ALL VOLTAGE SOURCES BEFORE IT IS OPENED FOR ANY ADJUSTMENT REPLACEMENT MAINTENANCE OR REPAIR CAPACITORS INSIDE MAY STILL BE CHARGED EVEN IF THE TEST TOOL H
54. the trigger time delay in increments of the existing time base divisions The range of divisions is 20 to 640 For example if the time base is set to 2ms DIV 16 defines a delay of 16 time divisions 32 milliseconds after the trigger is detected Press F to select a From the second page of the MORE TRIGGER window select TRIGGER SPECIAL DELAY off Events or N Cycle N CYCLE The trigger waveform is divided by the number of cycles N to create a stable picture for waveforms with a cyclic character N CYCLE can be used only on INPUT A Use lt N or lt 2 to select the number of cycles A total of 2 to 255 cycles can be selected EVENTS Triggering via the external input is delayed for a number of events that occur on INPUT A Use lt or S to select the number of events 1 to 1023 External trigger starts the delay and after the number of events on INPUT A is equal to the selected number the test tool acquires the INPUT A signal 5 14 91 92 96 99 105 Users Manual DISPLAYING THE MINIMUM AND MAXIMUM OF A WAVEFORM The ScopeMeter test tool records the envelopes minimum and maximum values of the live waveforms A and B and A B INPUT B not in FLUKE 91 Press to activate the Min Max envelope mode MIN MAX now appears on the top right of the display The minimum and maximum values are automatically saved in waveform memories The display shows the resultant envelope in lower intensity grey tog
55. vary depending on the condition of the Demo Board battery 577457 Figure 2 2 Demonstration setup Getting Started 2 MEASURE MENU Perform a Reset at Power ON At power on all five function key definitions in the bottom display are assigned to the Main menu Notice that METER is highlighted Ensure the probe range is 10 1 as indicated on the display The screen displays about 03 43 Vrms AC and 02 15 V DC in large numbers and 34 44 Hz in smaller numbers The values can vary depending on the condition of the Demo Board battery An additional scope trace gives a graphical representation of the waveform 0343 Vrms AC ids 021 D v n input B 3444 Hz PROBE 18 1 AE EXIW Open the Measure menu the five function keys now assigned to MORE MEASURE V Hz dB or TIME Continued on next page QUICK MEASUREMENTS DEMONSTRATION 91 92 96 99 105 Users Manual F5 F5 Open the VOLT measurement menu a list of the voltage measurements appears on the display rms AC METER Yrms AC DC METER V DC means SCOPE Vrms SCOPE Vpeakz peak SCOPE Use these keys to choose a measurement For now highlight Vrms AC DC Press this function key to select Vrms AC DC The value of about 4 00 Vrms AC DC appears as the main top reading on the display The previous readings are now shifted down one Not
56. waveform 1 Press 2 Use the and lt keys to highlight scope zoom 3 Press to select appears in the right bottom of the display 4 Press lt N to enlarge the waveform speed up the time base or press lt 7 to shrink the waveform slow down the time base The ScopeMeter test tool zooms in and out one step at a time and if necessary the trigger delay is recalculated The focal point for this activity is waveform activity at the fourth time division The zoom feature is useful as a quick examination of a live waveform Zoom cannot be used on saved waveforms recalled from memory or when the waveform is frozen HOLD RUN a ST7497 Figure 5 5 Zoom in a Waveform Using the Scope Mode SELECTING THE SCOPE SUBMENU From the Scope mode press to open the Scope mode submenu This gives you more control over the Scope mode Figure 5 6 shows the Scope Submenu MORE SCOPE SINGLE x H ZERO amp GLITCH CURSOR DETECT READING Figure 5 6 Scope Submenu Refer to Chapter 6 for descriptions of the ZERO A and CURSOR READING function key The MORE Scope window gives you access to all control over the Scope mode In addition to the functions shown in Figure 5 6 you will also find functions such as Capture Length Average Waveforms and Scope measurements To use these functions press to open the MORE SCOPE window
57. which you want to copy The test tool starts automatically with the next available memory Use this function to organize the sequence of your waveforms or settings This can be useful in semi automatic measurements RECALLING FROM MEMORY 94 92 You can review screens and recall waveforms and setups from memory at any time e Press to open the Recall from Memory menu MORE RECALL RECALL RECALL CLEAR RECALL SCREEN WAVEFORM SETUP WAVEFORM Recall Menu CAUTION A Master Reset destroys all memory contents and leaves the initial setup with its default settings Refer to Master Reset configuration further on in this chapter for a complete discussion of Initial Setup Recalling a Screen You can display already saved screens with related setups This is presented as a picture that can no longer be changed Use this when you want to view a measurement later 1 Press RECALL SCREEN to view a saved screen from screen memory memory At the same time the Recall Screen function key menu is activated Using Additional Capabilities 6 9 2 Use PREVIOUS SCREEN or NEXT SCREEN to step through the saved screens 3 Press to replace the actual setup with the recalled setup that belongs to the saved screen USE EXIT PREVIOUS NEXT SCREEN SCREEN SCREEN SCREEN Recall Screen Menu Recalling a Waveform 1 Press RECALL WAVEFORM to recall a saved waveform from waveform memory A list of
58. 0 02 22 0536 00 T E input A OL max min 45 00V EXTmV 30s 120s SCOPE Freezing the Display You can press gt at any time to freeze the displayed readings HOLD appears in the top right of the display Press a second time to resume the display updates Turn Min Max off again with one of the following actions e Press a second time e Press 4 e Select a new measurement Using the Dual Display Mode Functions SELECTING THE SCOPEMETER KEY SUBMENU From any main mode you can access the main mode sub menu by pressing for more control over the selected mode Figure 4 3 shows the METER mode submenu MORE RLERT ZERO FAST RESET METER SMOOTH RERDING Figure 4 3 METER Mode Submenus In METER and EXTm modes you can choose the functions ALERT Zero A FAST SMOOTH and RESET READING directly with one of the function keys Or you can find these functions in the Submenu MORE window For more information about the SCOPE submenu see Chapter 5 The Submenu MORE window also offers advanced measurement adaptations such as Scaling and Value Result To open the window press fF Make your selections and press CLOSE to close the window RESET READINGS REFERENCE 100 REFERENCE 0 Figure 4 4 More Meter Mode Enabling and Disabling the Change Alert Function Press to enable an audible alert sig
59. 0 10 1 1Oms DIV 1 201 This is a SCOPE SETUP a RECALL SETUP SELECT SETUP 7 CANCEL Using Additional Capabilities 6 11 USING WAVEFORM MATH FUNCTIONS 2942 792 7967 You can perform several math functions on the various waveforms or memories e ADD SUBTRACT and MULTIPLY require two oper ands SOURCE 1 and SOURCE 2 The operands can be selected from acquisition memories or waveform memories e NVERT INTEGRATE and FILTER require one oper and SOURCE 1 from acquisition memories or wave form memories e All operations require a DESTINATION waveform mem ory selection NOTE Leaving the Math function active will cause a continuous update of the destination memory if the source s are active waveform s 1 Press i to open the Special Functions menu Press to open the MATH menu 3 Start or stop the math function by turning the MATH FUNCTION on or off 4 The MATH OPERATION list box lists all math opera tions available Choose one and press to select 5 Use N 7 to highlight the source s and destination items Press Fs to open the list boxes Now choose the source s and destination Press to select MATH FUNCTION i OFF MATH OPERATION multiply SOURCE 1 SOURCE 2 iB SAVE IM DESTINATION 1 SCALE RESULT 1 Figure 6 6 Math Window for Multiply Scaling the Display The Scale factor allows you to adjust the display to
60. 1 6 Intemational character set ON 1 7 Intemational character set ON 18 International character set OFF 21 SLCT IN signal ON fixed 22 Sheet feeder node OFF deselect 23 1 inch skip over perforation OFF irvelid 24 Automatic line feed OFF LF frombhost 10 18 91 92 96 99 105 Users Manual HP THINKJET COMPATIBLES Mode switch RS 232 switch Switch Function Setting Setting Mode select Mode select Perforation skip Page length Mode select Character select Character select 0 OU WN Character select DOWN CR R DOWN LFF DOWN No DOWN 11 inch or UP 12 inch DOWN UP USA II DOWN USA II DOWN USA II Switch Function 1 Handshake modes 2 Parity check Data bits 3 Parity check Data bits 4 Baud rate 5 Baud rate DOWN XON XOFF DOWN parity 8 bits DOWN no parity 8 bits DOWN 9600 baud or UP 1200 baud DOWN 9600 baud or UP 1200 baud Appendixes 10 19 Appendix 10E Warranty and Service Centers LIMITED WARRANTY amp LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service The warranty period is three years and begins on the date of shipment Parts product repairs and services are warranted for 90 days This warranty extends only to the original buyer or end user customer of a Fluke authorized reseller and do
61. 2 241 0309 or 241 1248 Fax 58 2 241 1939 Vietnam Schmidt Vietnam CO LTD 6 FI Pedalogical College Bldg Dich Vong KM 8 Highway 32 Tu Liem Hanoi Phone 84 4 346186 Fax 84 4 346188 Countries not listed Fluke Corporation PO Box 9090 Mail Stop 268C Everett WA 98206 9090 940901 Appendixes 10 25 Appendix 10F Terminology The following list defines special terms used in this manual The terms are listed in alphabetical order Words shown in italics can be found elsewhere in the list AC See Alternating Current AC Coupling A mode of signal transmission that passes the dynamic AC signal component to INPUT A and INPUT B but blocks the DC component Useful to observe an AC signal that is normally riding on a DC signal Alternating Current An electrical signal in which current and voltage vary in a repeating pattern over time Amplitude The difference between the highest and lowest level of a waveform Attenuation The decrease in amplitude of a signal Average A processing technique to obtain the average value of a repetitive signal useful to eliminate noise Auto Set Adjusts voltage scale and time base based on the characteristic of the active waveform and automatically produces a stable waveform of usable size Backlight A light that brightens the display useful for improving visibility in dark surroundings Bandwidth The range of frequencies that the ScopeMeter test tool can display a
62. 20EVT 5DIV MANUAL T TRIGGER i POSITION INDICATOR MORE DISPLAY INPUTB INPUT B ac Wid TRIGGER ACTUAL TRIGGER POINT LEVEL amp SLOPE INTERSECTION OF INDICATOR TRIGGER POSITION 877588 Figure 5 10 Display with All Trigger Information 5 12 91 92 96 99 105 Users Manual e Press to open the Trigger menu MORE SLOPE TIME ADJUST AUTO TRIGGER DELAY LEVEL LEVEL Figure 5 11 Trigger Menu Selecting a Trigger Source Press to enter the MORE TRIGGER window then highlight TRIGGER SOURCE and press to open the list box Select one of the following trigger sources INPUTA INPUT B 294 EXTERN 2V via external trigger input EXTERN 0 2V via external trigger input or GENERATOR 794 82 7962 via internal waveform generator NOTE You can also find the trigger source selection under the appropriate INPUT A or INPUT B More window e EXTERN 2V or EXTERN 0 2V are available as trigger source selections You can connect an external trigger at the red 4 mm banana jack or use the PM9081 Banana to BNC adapter supplied Make your selection for the appropriate TTL compatible Transistor to Transistor Logic trigger level 0 2V or 2V e GENERATOR 79 792 96 See Chapter 6 for more information NOTE EXTERN and GENERATOR are mutually exclusive selecting one deactivates the other Defining the Trace Start Highlight TRACE START and press to open the list box When Wait for tri
63. 3 PSA Building 460 Alexandra Road Singapore 0511 Phone 65 276 5161 Fax 65 276 5759 South Africa Spescom Measuregraph PTY LTD Spescom Park Crn Alexandra Rd amp Second St Halfway House Midrand 1685 Phone 27 11 315 0757 Fax 27 11 805 1192 Spain Fluke Iberica S L Centro Empresarial Euronova c Ronda de Poniente 8 28760 Tres Cantos Phone 34 1 804 2301 Fax 34 1 804 2496 Sweden Fluke Sverige AB Kronborgsgrand 11 PO Box 61 S 164 94 Kista Phone 468 751 0230 Fax 46 8 751 0480 Switzerland Fluke Switzerland AG R tistrasse28 CH 8952 Schlieren Phone 41 1 730 33 10 Fax 41 1 730 39 32 Taiwan R O C Schmidt Electronics Corp 5th Floor Cathay Min Sheng Commercial Building No 178 Sec 2 344 Min Sheng East Road Taipei Phone 886 2 501 3468 10 24 91 92 96 99 105 Users Manual Thailand Measuretronix Ltd 2102 31 Ramkamhaeng Road Bangkok 10240 Phone 66 2 375 2733 or 375 2734 Fax 66 2 374 9965 Philips Electrical Co of Thailand Ltd 283 Silom Road P O Box 961 Bangkok 10500 Phone 66 2 233 63309 United Kingdom Fluke UK Ltd Colonial Way Watford HERTS WD2 4TT Phone 44 923 240511 Fax 44 923 225067 Uruguay Coasin Uruguaya S A Casilla de Correo 1400 Libertad 2529 Montevideo Phone 598 2 789015 Fax 598 2 797338 Venezuela Coasin C A Calle 9 Con Calle 4 Edif Edinurbi Apartado de Correos Nr 70 136 Los Ruices Caracas 1070 A Phone 58
64. 4 20088 5322 210 70131 5322 210 70129 5322 395 50417 5322 395 50416 5322 216 51279 10 14 91 92 96 99 105 Users Manual DESCRIPTION MODEL PART NUMBER REMARK Users Manual English Users Manual German Users Manual French Users Manual Dutch Users Manual Spanish Users Manual Italian Users Manual Danish Users Manual Norwegian Users Manual Swedish Users Manual Finnish Users Manual Chinese Users Manual Japanese Users Manual Korean ew DE Quick Operating Guide 4822 872 00642 4822 872 00643 4822 872 00644 4822 872 00652 4822 872 00645 4822 872 00653 4822 872 00654 4822 872 00655 4822 872 00656 4822 872 00657 4822 872 00658 4822 872 00661 4822 872 00659 4822 872 00646 Appendixes 10 15 Appendix 10C PM8907 Information Your ScopeMeter test tool is powered by a PM8907 Power Adapter Battery Charger The version you use depends on the configuration ordered N WARNING TO AVOID ELECTRICAL SHOCK CONNECT THE PM8907 POWER ADAPTER TO THE AC OUTLET BEFORE CONNECTION TO THE SCOPEMETER TEST TOOL Four versions are used with the ScopeMeter test tool e 8907 001 e 8907 003 e 8907 004 e 8907 008 Universal European line plug 230V 10 North American line plug 110V 15 United Kingdom line plug 240V 10 North American line plug switchable line voltage 115V 15 or 230V 15 The line frequencies for all units are 50 60 and 400 Hz
65. 413 SCOPE 2 EXTmV 2 toe Press this key once to measure a stable display TOUCH HOLD appears in the top right of the display 3 Press this key once again to resume new measurements Press this key The display changes to 1V range The voltage readings are overloaded and A Input A OL Vrms AC and OL V DC appear 5 ey The test tool automatically assumes a new setup that is optimized for measuring the actual input signal Continued on next page PERFORMING SOME METER OPERATIONS Getting Started 2 11 6 MIN MAX T MIN MAX 8 F1 Press this key once to start recording the maximum average minimum and max min measure ments At the same time the trend plot representation appears at the lower area of the display MINMAX 37 5 Virms TREND 0373 oo0hroo 00 0373 ave o00hroo 37 03 73 o00hroo 00 input A 0000 004 0 003 5 SCOPE SIGS EXTmV Press this key again to stop Min Max recording and trend plot But first a message All MIN MAX recordings will be lost Are you sure appears to alert for the consequences Continue with your measurements Continued on next page PERFORMING SOME METER OPERATIONS 2 12 91 92 96 99 105 Users Manual 10 11 12 This completes the Meter Operations demo continue with the Scope Operations
66. 6 dBV AC no DC 3 11 dBV AC DC 3 11 dBW 3 7 10 6 dBW AC no DC 3 11 dBW AC DC 3 11 DC Coupling 5 3 DC Voltage 10 5 10 7 Default Readings 4 12 Index Default Settings 6 19 Default Startup 2 4 Delay 5 13 Delay Time 10 5 Delete Menu 6 6 Deleting Memories 6 6 Delta Time 3 8 Demonstration Board XI 2 6 8 2 10 13 Diode 3 4 Diode Test 3 2 4 5 10 7 Display 1 8 2 3 10 9 Disposing of Batteries 9 3 Dot Size 5 16 dt 3 8 3 12 6 4 Dual Display 1 9 Duty Cycle 3 7 10 6 dV 3 5 6 4 8 26 E Earth Ground VIII Easy Setup 2 5 Electrical Shock X Electrically Floating VIII Electro Magnetic Interference 10 9 Envelope 5 14 Environmental 10 9 Environmental Data 10 3 Epson FX LQ 10 17 Error messages 1 13 Events 5 13 10 5 External mV Mode 4 6 10 7 External Trigger 5 12 F Fast Refresh Rate 4 11 Fault Protection VIII Features 1 2 Filter 6 13 8 36 Freeze 4 10 Frequency 3 8 6 5 8 29 10 6 Frequency Measurements 3 9 Function Keys 1 11 Fuses 9 5 G Generator 6 17 10 8 Glitch detection 5 4 8 23 10 4 Grey Holster 10 11 Grey Scale Display 10 4 Grid 5 16 Ground VIII H Heavy Duty Industrial Measurements XIII Help Function 1 13 Help Level 6 20 HF Adapter 1 7 4 2 Hidden Waveform Details 8 22 1 4 91 92 96 99 105 Users Manual High Frequency Electronic Measurement XII Hold 4 10 Holster 1 3 10
67. 6 Adapter Probe Tip to Banana Grey 5322 264 20097 High Voltage Test Pin Red 5322 264 20087 High Voltage Test Pin Grey 5322 264 20088 Mini Test Hook Red 5322 210 70131 Mini Test Hook Grey 5322 210 70129 Trim Screwdriver Red 5322 395 50417 Trim Screwdriver Grey 5322 395 50416 Industrial Alligator Clips PM9084 001 set of two Red and Grey Multimeter Test Lead Set 5322 310 32086 set of two Test Leads Red and Black TL24 set of two Test Pins Red and Black TP20 set of two Industrial Alligator Clip Black AC20 Banana Adapter Red Banana Adapter Black Adapter Dual Banana Plug to BNC PM9081 001 5322 264 20051 5322 264 20052 Appendixes 10 13 DESCRIPTION MODEL PART NUMBER REMARK Probe Accessory Set 5322 210 70149 Fluke 91 Adapter Dual Banana Plug to BNC PM9081 001 HF Adapter 2 x Black 5322 263 50193 Adapter Probe Tip to Banana Red 5322 264 20096 High Voltage Test Pin Red 5322 264 20087 Mini Test Hook Red 5322 210 70131 Trim Screwdriver Red 5322 395 50417 Probe Accessory Set PM9094 001 92 96 99 105 Adapter Dual Banana Plug to BNC PM9081 001 HF Adapter 2 x Black Adapter Probe Tip to Banana Red Adapter Probe Tip to Banana Grey High Voltage Test Pin Red High Voltage Test Pin Grey Mini Test Hook Red Mini Test Hook Grey Trim Screwdriver Red Trim Screwdriver Grey Demo Board 5322 263 50193 5322 264 20096 5322 264 20097 5322 264 20087 5322 26
68. 636 2185 Australia Philips Customer Support Scientific and Industrial 23 Lakeside Drive Tall Ho Technology Park East Burwrood Victoria 3151 Phone 61 3 881 3666 Fax 61 3 881 3636 Philips Customer Support Scientific and Industrial Block F Centrecourt 34 Waterloo Road North Ryde N S W 2113 Phone 61 2 888 0416 Fax 61 2 888 0440 Austria Fluke Vertriebs G m b H S drandstrasse 7 PO Box 10 A 1232 Vienna Phone 431 61410 30 Fax 43 1 61410 10 1600 Sint Pieters Leeuw B 1070 Brussels Phone 32 2 331 2777 218 Fax 32 2 331 1489 Bolivia Coasin Bolivia S R L Casilla 7295 La Paz Phone 591 2 340962 Fax 591 2 359268 Brazil Philips Industrial Electronics Philips Medical Systems Ltda Av Interlagos N 3493 Campo Grande 04661 200 Sao Paulo Phone 55 11 523 4811 Fax 55 11 524 4873 Canada Fluke Electronics Canada Inc 400 Britannia Road East Unit 1 Mississauga Ontario L4Z 1X9 Phone 905 890 7600 Fax 905 890 6866 Chile Intronica Instrumentacion Electronica Guardia Vieja 181 Of 503 Casilla 16500 Santiago 9 Phone 56 2 232 3888 10 22 91 92 96 99 105 Users Manual China Fluke Service Center Istrimpex Room 2111 Scite Tower Jianguomenwai Dajie Beijing 100004 PRC Phone 86 1 512 3435 or 6351 Fax 86 1 512 3437 Colombia Sistemas E Instrumentacion Ltda Carrera 21 NO 39A 21 Of 101 Ap Aereo 29583 Bogota Phone 57 1 287 5424 Fax 57 1 287 2248
69. AS BEEN DISCONNECTED FROM ALL VOLTAGE SOURCES CLEANING Clean the ScopeMeter test tool with a damp cloth and a mild detergent Do not use abrasives solvents or alcohol KEEPING BATTERIES IN OPTIMAL CONDITION When new the batteries typically provide 5 hours Fluke 91 92 96 or 99 4 hours of use To keep batteries in optimal condition do the following Always operate the test tool on batteries until a blinking appears in the top right of the display This indicates that the battery level is too low and the batteries need to be recharged CAUTION Frequent charging of the batteries when they are not completely empty can cause a memory effect This means that the capacity of the NiCad batteries decrease causing a decrease in the operating time of the test tool User Maintenance You can revitalize a battery pack with too low capacity as follows 1 Reset the ScopeMeter test tool F and ensure that the test tool is battery operated 2 Press to activate the Meter Min Max recording mode This disables the battery save feature when no key entry is made for 5 minutes Wait until the test tool is automatically turned off When it is turned off the batteries are completely discharged Depending on the condition of the batteries the discharging can last up to 8 hours 3 When the test tool is turned off connect the Power Adapter Battery Charger PM8907 to the test tool and to local line power 4
70. ASURE V Hz TIME Figure 8 3 Unstable V DC Display ScopeMeter Test Tool Tutorial Selecting a manual range will stop the relay clicking 5 Press 4 of INPUT A and select the 10V range The range appears on the right of the trace display The display now shows a DC reading between 0 and about 4 volts and the trace display shows changing levels and sometimes an edge Now select the Min Max recording mode 6 Press un wax The test tool beeps each time a new minimum or maximum is measured After a couple of minutes you should see a readout similar to Figure 8 4 Note the time stamp which indicates the elapsed time before the displayed minimum or maximum occurred The Average value time stamp shows the total elapsed time since was pressed At the same time the lower part of the display shows the trend plot of the waveform To turn off the Min Max recording mode 7 Press wm wax 0001 v TREND 0437 max 1 16 0218 ave oo0nro2 36 0001 win oo0nro0 45 0438 max min PET 30s 120s MEQSURE Hz dB TIME Figure 8 4 MIN MAX Recording with Trend Plot Function 8 8 91 92 96 99 105 Users Manual B STABILIZING THE TRACE DISPLAY On the left bottom of the waveform display you see a readout of 5 ms which is the horizontal time base of the trace The 5 ms DIV is the slowest time base used in the autorange mode and gives
71. ATT AC no DC Measure the AC audio watts from the signal in Meter mode This is done with AC coupled input so that the DC signal component is blocked and the range is optimized for the AC sinal component You can choose 1 2 4 8 16 or 50Q as reference impedance For dBV dBm and dBW you can select a range of references by pressing or _7 dBV Choose a voltage between 50 mV and 9 99V The default value is 1V dBm Choose one of the following reference impedances 50 60 75 93 110 125 135 150 250 300 500 600 800 900 1000 or 12000 dBW Choose one of the following references 1 2 4 8 16 or 500 Additional measurements for the Scope mode TRIG to left Measure the time difference between the trigger occurrence and the left cursor TRIG to right Measure the time difference between the trigger occurrence and the right cursor V at left Measure the voltage amplitude where the left cursor crosses the waveform V at right Measure the voltage amplitude where the right cursor crosses the waveform phase Measure the phase shift between two waveforms A maximum of three phase shift measurements between the reference waveform and three other waveforms are possible 3 12 91 92 96 99 105 Users Manual USING THE MEASUREMENTS MAP The measurements can be selected in various menus The following Measurements map shows where you can find all measurements MEASURE MAIN MENU MENU SCOPE METER
72. BE MENU PROBE Page of 1 10 1 V CALIBRATE Probe on B Figure 10G 7 INPUT A menu Figure 10G 8 INPUT B menu 10 38 91 92 96 99 105 Users Manual MORE SLOPE TIME ADJUST AUTO TRIGGER SLOPE DELAY LEVEL LEVEL DELAY Zdiv 241 LEVEL 2 3404 2 3404 RESET TRIGGER TRIGGER SOURCE INPUT A ESE SLOPE TRIGGER LEVEL AUTOLEYEL TRACE REPEAT RECURRENT TRACE START Free run MORE TRIGGER page 2 of 2 DELAY TRIGGER TIME DELAY 2 div TRIGGER SPECIAL DELAY 2 events se gt 5 MORE SAVE SAVE SAVE DELETE SAVE SCREEN WAVEFORMS SETUP MENU F1 F2 F3 F4 F5 MORE SAVE page 1 of 1 EWURA WAVEFORM i FROM where A SAVE to D DELETE what WAYEFORM DELETE contents From DELETE ALL Waveform Memory contents DELETE ALL Setup Memory contents DELETE ALL Memory contents Figure 10G 9 TRIGGER menu Figure 10G 10 SAVE menu Appendixes mom cm Sea D MORE RECALL RECALL RECALL CLEAR RECALL SCREEN WAVEFORM SETUP WAVEFORM USE EXIT PREVIOUS NEXT SCREEN SCREEN SCREEN SCREEN zd 10 39 MORE RECALL page 1 of 1 RECALL WAVEFORM RECALL SETUP From what WAVEFORM RECALL SETUP From where 7 REMOVE WAVEFORM Figure 10G 11 RECALL menu 10 40 91 92 96 99 105 Users Manual USER OPTIONS MORE RESET DI
73. BNC INPUTS A and B 0 b 4 2 NO PROBE RANGE 34 SCOPEMETER Q MENEXTRV 4 6 91 92 96 99 105 Users Manual EXTmV EXTernal milliVolt function Signals supplied to the red and black 4 mm banana jack inputs are measured The red banana jack is the high input and the black banana jack COM is the low The ranges are 0431 AUTO Vrms 300 mV and 3V Time base ranges are from 1 us to 100 ms div 0268 DC Use this mode for low voltages and for the accessories 3449 H input EXT available for the ScopeMeter test tool 2 PROBE 111 RANGE 34 OS o 42 cc 0000 E SCOPE METER Q 34 Using the Dual Display Mode Functions SELECTING RANGES MANUAL AUTO RANGE In manual range the input attenuator range can be changed by pressing the INPUT A 7 key or ZS 2 when these are assigned to CENE in auto range this switches automatically to manual range and MANUAL appears in the top right of the display The selected attenuator and time base ranges are shown on the display The desired time base range can be selected by pressing s TME ns Auto ranging automatic setting of the attenuator and time base is selected when you press 4 4 8 91 92 96 99 105 Users Manual HOLDING A STABLE MEASUREMENT TOUCH HOLD The Touch Hold function captures the next stable measurement and a beep indicates that a stable measurement has be
74. ETER Measure the true RMS Root Mean Square voltage of the input signal in Meter mode If a DC offset is present this measurement will read higher or lower than Vrms AC If there is no DC offset present this measurement will be the same as Vrms AC V DC mean SCOPE Measure the mean average of readings value of the waveform between the vertical cursors in Scope mode Vrms SCOPE Measure the RMS Root Mean Square voltage of the waveform between the vertical cursors in Scope mode dV SCOPE Measure the voltage difference between the horizontal cursors in Scope mode Page 3 of 7 V peak peak SCOPE Measure the difference between highest and lowest voltage value of the waveform between the vertical cursors in Scope mode Vmax peak SCOPE Measure the maximum peak value of the waveform between the cursors in Scope mode Vmin peak SCOPE Measure the minimum peak value of the waveform between the cursors in Scope mode DC METER decibel Volts Measure the voltage ratio of the DC component of a signal with respect to a reference voltage in Meter mode This is done with DC coupled input dBV AC METER decibel Volts Measure the voltage ratio of the AC component of a signal with respect to a reference voltage in Meter mode This is done with DC coupled input For dBV you can select a range of references by pressing N or lt 2 Choose a voltage between 50 mV 9 99V The default value is 1V 3 6 91 92 96 99
75. Fluke91 92 96 105 ScopeMeter Series II Users Manual Date 950401 1995 Fluke Corporation All rights reserved All product names are trademarks of their respective companies CHAPTER 1 CHAPTER 2 CHAPTER 3 TABLE OF CONTENTS INTRODUCING YOUR SCOPEMETER TEST TOOL SCOPEMETER TEST TOOL FEATURES 1 2 USING THE HOLSTER AND THE TILT STAND 1 3 POWERING THE SCOPEMETER TEST TOOL 1 4 MINIMIZING SIGNAL 5 1 5 CHARGING THE BATTERY 22222 der eet ndo 1 6 LOOKING AT ALL MEASUREMENT CONNECTIONS 1 7 READING THE DISPLAY 1 8 USING THE KEYS GG p DR x Sag aie as 1 10 STEPPING THROUGH A WINDOW 1 12 USING ON LINE INFORMATION 1 13 GETTING STARTED ADJUSTING THE DISPLAY es 2 3 SELECTING THE PROBE 2 4 POWER ON CONFIGURATIONS 2 4 PERFORMING AN EASY SETUP
76. IFIER whether or not to CLEAR at RUN When Clear at Run is set to on and you perform a single shot the old waveform is cleared first each time the test tool writes a new waveform whether or not to select high or low INFORMATION LEVEL facility When the Information Level is set to high you will get all on line information available in your ScopeMeter test tool Factory defaults place all four of these items on 3 Press to select the new Default Settings 4 Press F to close the window ALTERING THE CONTINUOUS AUTO SET CONFIGURATION When is pressed the instrument assumes the Continuous Auto Set configuration There are ways to alter the Continuous Auto Set configura tion These two methods are discussed below Using Manual Override Pressing Ga disables autoranging for voltage attenua tion only Press 4 to resume the normal mode of opera tion for Continuous Auto Set Pressing disables autoranging for the time base setting only Press 2 to resume the normal mode of operation for Continuous Auto Set Changing any of the trigger settings disables autoranging for voltage time base and triggering Press to resume the normal mode of operation for Continuous Auto Set Changing Continuous Auto Set Options Change the Continuous Auto set configuration as follows 1 From the User Options menu press F MORE OPTIONS and use N S to highlight AUTO SET Press to open the window see Figu
77. ING 0 Vrms AC ZERO REFERENCE REFERENCE 1002 1 REFERENCE 02 page 2 of 2 ALERT on CHANGE on i UPDATE SPEED HORMAL Figure 10G 1 SCOPE menu Figure 10G 2 METER menu Appendixes 10 33 SCOPE SCOPE METER METER F3 F4 SUB SUB MENU MENU MORE ALERT ZERO FAST RESET MORE ALERT ZERO FAST RESET OHM A SMOOTH READING DIODE READING MORE OHM RESET READINGS ZERO REFERENCE REFERENCE 100 1 REFERENCE 02 CALE READING i MORE DIODE RESET READINGS ZERO REFERENCE REFERENCE 100 REFERENCE 02 i MORE DIODE READINGS on 1 ALERT on SHORT UPDATE SPEED NORMAL Figure 10G 3 menu Figure 10G 4 Menu 91 92 96 99 105 Users Manual MORE ALERT ZERO FAST EXT mV SMOOTH RESET READING ZERO REFERENCE P REFEREHCE 100 1 REFERENCE 02 MORE EXT wm page of 2 RESET READINGS E ADD MATH READING 1 Vrms AC SCALE READING OFF Figure 10G 5 EXT mV menu Appendixes 10 35 MEASURE MENU L MORE E E See Figure 10G 6b MORE MEASURE DIODE CONTINUITY PROBE EXT mV F PROBE EXT mi ACCESSORY mV ERT mV rms AC DC METER DC mean SCOPE atte SCOPE SCOPE Mmax
78. ME ns Press as many times as necessary until you have a rising slope of more than four time divisions eo O Make sure that the complete slope is displayed If necessary you can use the trigger time delay to shift the detail on the display MEASURE o Open the TIME window SZ rise time c Select the rise time measurement Now you are ready to do a precise rise time measurement Measuring Examples lt cursor gt Set the left cursor to the low level of the waveform see Figure 7 14 This is the 0 reference point K D Set the right cursor to the high level of the waveform see Figure 7 14 This is the 10096 reference point The test tool instantly displays the rise time 156 ns See Figure 7 14 To identify the points on the slope where the measurement has occurred you can use the markers on page 3 within the More Scope window E 2vDcio 1 8 2 0 10 1 HOLD S ns DIV TrigtAs 4D1 MANUAL Cursor readings on waveform A dv 815 v MORE MEASURE Hz rise time 156 CONTR Figure 7 14 Rise Time Measurement with markers Chapter 8 ScopeMeter Test Tool Tutorial TESTING POTENTIOMETERS 8 4 MAKING LOW FREQUENCY VOLTAGE MEASUREMENTS WITH THE METER 8 5 ASSISTING CONTINUOUS AUTO SET ON COMPLEX WAVEFORMS 8 10 MAKING LOW FREQUENCY MEASUREMENTS WITH THE SCOPE 8 17 MAKI
79. MON MM MN be used 26 26 27 28 27 28 27 24 24 21 20 17 IA 1 i 4 2 5 9 12 14 47 20 24 20 16 15 12 9 5 2 y 10 15 18 20 93 24 25 27 27 28 27 27 27 26 23 23 20 17 13 11 8 2 2 2 6 9 13 15 18 20 22 24 27 27 27 27 27 26 25 23 22 20 17 14 11 8 5 1 2 6 8 11 15 18 20 22 24 25 26 27 27 28 28 26 24 724 22 19 18 14 11 8 5 1 3 6 8 11 15 17 20 22 24 26 26 27 27 26 27 26 25 21 19 16 14 11 8 4 2 1 4 9 12 15 17 Using Additional Capabilities 6 17 USING THE WAVEFORM GENERATOR 294 792 7967 Press i and then to open the GENERATE menu You can now select a waveform output at the red GENE RATOR OUT and black COMmon 4 mm banana jacks GENERATOR OUTPUT on 1 square 1 95 kHz GENERATOR WAVEFORM Figure 6 9 Generator Menu 1 Select GENERATOR OUTPUT and turn the generator on and off 2 Choose one of the six waveforms Square wave 1 95kHz 976Hz or 488Hz all at SV p p 976 Hz 1V p p Voltage 2V to 2V 1 mA maximum Current 0 to 3 mA 2V maximum Sine wave Slow ramp The generator is automatically disabled in the EXTm comptest mode The generator output can also be selected as trigger source when turned on it replaces the EXT external trigger source in the TRIGGER menu TESTING COMPONENTS 79 92 7962 Figure 6 10 Component Test Setup From the Special Functions
80. Min Max start to the most recent change in the respective reading The AVG time stamp updates continuously The MAX and MIN time stamps update only when new high or low readings are encountered NOTE A beep occurs when a new MAX or MIN value is detected New MIN MAX and AVG readings are then updated on the display Displaying the Min Max TrendPlot The test tool also continuously logs the maximum average and minimum readings to memory and displays all three as graphs Vertical scaling and horizontal time compression are automatically resized to fit the TrendPlot on the display The TrendPlot is slowly traced on the display from left to right until the screen is written and the time scale is resized The initial time scale is 15s DIV after a full screen the scale is compressed to 30s 1 min 2 min etc to a maximum of 40 days over a whole display 3B 4 Vrms TREND 0364 1 95 0357 ave 0 0000 win 49 0364 max min T OY d908 7 SCOPE EXTmV 91 92 96 99 105 Users Manual ATTENTION An overload of MAX or MIN will stop the Min Max record mode The overloaded value MAX or MIN and the AVG are then displayed in reverse video and the time stamp of the overloaded value is stopped The TrendPlot will continue MI NMAX TREND 9 2 5 0
81. NG SINGLE SHOT MEASUREMENTS WITH THE SCOPE 8 20 FINDING HIDDEN WAVEFORM DETAILS WITH THE SCOPE 8 22 MAKING SCOPE CURSOR MEASUREMENTS 8 26 USING THE MATH FUNCTIONS 8 32 8 2 91 92 96 99 105 Users Manual This chapter demonstrates how to use several of the advanced features of your ScopeMeter test tool To become familiar with these features you must use the Demonstration Board All the following tutorials except Testing Potentiometers require that you connect the test tool to the relevant test points TP1 through TP5 on the Demo Board In Testing potentiometers you must supply your own potentiometer Before making any measurement be aware of the safety precautions on page VIII The Demo Board connections are shown in Figure 8 1 NOTE All displays shown in the example figures are typical values Actual measured values may vary because the Demo Board signal levels are dependent on the battery voltage N WARNING TO AVOID ELECTRIC SHOCK OR FIRE e USE ONLY THE TEST LEAD PROBE SET SUPPLIED WITH THE SCOPEMETER TEST TOOL OR SAFETY DESIGNED EQUIVALENTS WITHOUT EX POSED METAL CONNECTORS e USE ONLY ONE COM COMMON CONNECTION e REMOVE ALL PROBES AND TEST LEADS THAT ARE NOT IN USE ScopeMeter Test Tool Tutorial IMPORTANT This illustration is a connection example only Follow instructions in this chapter to connect the red and grey Scope Probe to the corre
82. RE MEASURE to access a multipaged seven pages list of all possible measurements Press F PREVIOUS PAGE and NEXT PAGE to step through the pages in the More Measure window OHM D DIODE CONTINUITY n C PROBE EXT F PROBE EXT m ACCESSORY EXT mV Vrms AC METER Yema METER V DC SCOPE V rms SCOPE y SCOPE min peak dEv OC n OC METER METER Dc METER EXT EXT mV 00 EXT mV duty cycle duty cycle pulse width pulse width METER mU METER dBm AC METER dBW nc METER dBl AC METER WATT DC METER RPM 1 ats WATT HETER RPM 2 METER dt SCOPE 1 dt SCOPE rise time SCOPE On a page use lt N and S to highlight the desired measurement then press to select This activates your chosen measurement and closes the window The measurement result is instantly displayed on the screen 3 4 91 92 96 99 105 Users Manual See Figure 3 2 for screen examples in Dual Display mode and Scope mode 3448 S 0357 Vrms 0224 SVDC10 1 B 2VOFF10 1 RUN BOR S REA 1Oms 0iV TristAL 201V AUTO 1v Hz dB TIME Cursor readings on waveform dv 8 20 V FREQUENCY dt 45 2ms 342 MORE measure Hz Figure 3 2 Measurement results in Dual Display mode and Scope mode ATTENTION The Scope Mode measurements are not valid for the FLUKE 91 and 92 The measuremen
83. SE Often waveforms have lots of noise superimposed upon them Sometimes you need to measure the noise and sometimes you need to see the waveform through the noise The Average feature helps in smoothing the random noise out of the waveform Connection Connect the red scope probe from INPUT A to TP5 on the Demo Board Making the Measurement 1 Reset the ScopeMeter test tool F 2 to select the SCOPE mode Press 2 3 Press 4 Press oy on INPUT A to increase the amplitude to almost full screen 5 Press ea to position the waveform on the screen 8 24 91 92 96 99 105 Users Manual 6 Press mme to increase the time base speed to 5 ms DIV Next set the trigger level close to the top of the positive slope of the waveform 7 Press meeer 8 Press to select x SLOPE 9 Press 10 Use lt N 7 to highlight trigger level and press F5 to select 11 Use to adjust the trigger level close to the top of the waveform Continue with Zoom 12 Use 4 wove to position the middle of the leading slow edge on the fourth division of the display 13 Press 14 Use N lt 7 to highlight scope zoom and press to select 15 Use to zoom in on the rising edge You should now see a slow rising edge across the screen that is noisy Activate Min Max envelope for a couple of minutes to see the amplitude of the noise
84. SPLAY PRINTER PROBES OPTIONS MENU MENU MENU MENU 7 See Figure 109 126 MORE OPTIONS page 1 of 1 AUTO SET MENU page 1 of 3 TRIGGER SLOPE CONTROL DEFAULT TRIGGER DELAY no STARTUP MENU B SEPARATION INFORMATION LEVEL lou TURN OFF X MOVE TURN OFF Y MOVYE TURN OFF A versus B TRIGGER IDENTIFIER INPUT COUPLING CLEAR at RUM TURN OFF AVERAGING Page 3 of 3 oa no zB yes nx NOTE For RESET menu DISPLAY menu PRINTER menu and PROBES menu see Figure 108 126 TURN OFF MATHEMATICS TURN OFF GENERATOR TURN OFF DOT JOIN Figure 10G 12a USER OPTIONS menu Appendixes 10 41 OPTIONS MORE RESET DISPLAY PRINTER PROBES OPTIONS MENU MENU MENU MENU ra rs See Figure gt gt S gg 10G 12a PROBES MENU page 1 of 1 BEES CALIBRATE PROBE on PROBE INPUT B ioe VW CALIBRATE FROBE on B PROBE on EXTERNAL mV 1 1 V PRINTER Page of 1 MR Thinkjet 1 PRINTER BAUDRATE 9600 PRINT SCREEN i PRINT GREY AS black DISPLAY MENU 1 of 1 CONTRAST LEVEL 18 GRID quadrant i DOT JOIN d i DOT SIZE small Se L normal j 2 normal 1 Figure 108 126 USER OPTIONS menu 10 42 91 92 96 99 105 Users Manual D D GENERATE MATH COMP MENU MENU TES
85. T COMP TEST page 1 COMPONENT TEST on TEST Waweform SOURCE i voltage I OFF OPERATION multiply i SOURCE 1 iA i SOURCE 2 OE SAVE DESTINATION 1 SCALE RESULT 1 oFF on GENERATOR WAVEFORM 1 square 1 95 kHz Figure 10G 13 SPECIAL FUNCTION menu Appendixes 10 43 EXIT PREVIOUS NEXT ABOUT INFO PAGE PAGE INFO PAGE PAGE CANCEL UP DOWN SELECT Figure 10G 14 menu Figure 108 15 INFO menu Index Symbols C Probe 3 4 F Probe 3 4 Mode 3 4 4 4 10 6 Mode 3 4 4 4 10 7 1 13 Numerics 0 100 4 13 1 dt 3 8 3 12 6 5 10 1 Probes 2 4 15 Minute Demonstration 2 2 20 Divisions 5 9 4 mm Banana Jack 1 7 A A AC 3 6 A AC DC 3 6 A DC 3 6 Ampere Measurements 3 6 A versus B 5 15 A B 5 15 A B 5 15 AC Coupling 5 3 Accesory Information 10 9 Accessories 10 10 Accessory 3 4 AC Coupled Measurement 8 9 Adapter Cable 1 7 6 14 Adapting the Display 5 16 Add 5 15 6 11 8 33 Add Main Reading 4 12 6 3 Adjust Level 5 13 Adjusting the Amplitude 5 4 Alert 4 5 4 11 Alkaline C Cells 10 8 Alligator Clips 10 12 Altitude 10 9 Ampere Scaling 10 7 Amplitude 5 4 Auto Level 5 13 Auto Range 4 7 Auto Set 2 5 6 21 8 10 Auto Set Configuration 6 20 Automotive Adapt
86. Trigger Basics 5 11 Trigger Delay 5 13 Trigger Icon 5 4 Trigger Level 5 13 Trigger Slope 5 12 Trigger Source 5 12 True RMS Voltage 10 6 Tutorial 8 3 U Unstable V DC Display 8 6 User Options Menu 6 19 Users Manual 10 14 V V at left 3 11 6 5 8 26 V at right 3 11 6 5 8 27 V DC 3 5 8 6 V DC mean 3 5 6 5 1 8 91 92 96 99 105 Users Manual V Max Peak 3 5 6 5 V Min Peak 3 5 6 5 V peak peak 3 5 6 5 Vertical Resolution 10 4 Vibration 10 9 Voltage Measurements 3 9 Vrms 3 5 6 5 Vrms AC 3 5 Vrms AC no DC 3 70 8 9 Vrms AC DC 3 5 8 10 W Wait for Trigger 5 12 8 17 Warning And Caution Statements VIII Warranty 10 19 Watt 3 11 10 6 WATT AC no DC 3 11 WATT AC DC 3 11 Waveform Area 1 9 Waveform Generator 1 7 Waveform Math Functions 6 1 1 Waveforms 6 7 10 8 Window 1 11 Window Display 7 9 Y Yellow Holster 1 3 10 11 Z Zero A 4 12 8 28 Zero A 4 13 Zoom 5 7 8 24 10 5
87. Vrms 250V with direct 1 1 input e Press to select the desired time base ranges are from 1 us to 100 ms div 63 Resistance mode A resistor connected to the red and black 4 mm banana jack inputs is measured The red banana jack is the high input and the black banana jack COM is the low The time base is fixed at 5 ms DIV NOTE In the diode and resistance modes the black COMmon banana jack is not connected internally to the common of BNC INPUTS A and B 407 NO PROBE RANGE 3k ow Pm SCOPE METER EXTmV Using the Dual Display Mode Functions The measurement result is displayed as a 3 2 3 digit display The ranges are 300 manual only 3000 30 300 3 MO and 30 A beeper alert is generated at lt 5 of a selected range in Manual Range mode The beeper alert is turned on with ALERT J Diode test mode A diode connected to the red and black 4 mm banana jack inputs is tested The measurement current through the diode is 0 5 mA The red banana jack is the high input and the black banana jack COM is the low The result is displayed as the forward or reverse voltage of the diode A beeper alert is generated at forward voltage The beeper alert is turned on with ALERT The time base is fixed at 5 ms DIV and the attenuator at 3V NOTE In the diode and resistance modes the black COMmon banana jack is not connected internally to the common of
88. accommodate the math result Use 7 or S to highlight SCALE RESULT and press s to open the list box You can now use 7 and S to highlight off 5 25 or 125 and press to select Choosing a Math Operation You can choose from the following six math operations Add Adds two waveforms each sourced from an active input or a memory location and stores the result in a waveform memory For example waveforms from INPUT A SOURCE 1 and Waveform 1 SOURCE 2 can be added resulting in a waveform stored in Waveform 4 memory DESTINATION Subtract Subtracts the SOURCE 2 waveform from the SOURCE 1 waveform and stores the result in the next free waveform memory As with ADD active inputs or memory locations can be used in any combination for the sources 6 12 91 92 96 99 105 Users Manual Multiply X Multiplies two waveforms each sourced from an active input or a memory location and stores the result in the next free waveform memory For example power can be calculated with MULTIPLY if SOURCE1 represents the voltage drop across a device and SOURCE 2 represents current through that device In the following Figure waveforms from Waveform 4 memory upper and INPUT A middle are multiplied resulting in the waveform stored in Waveform 5 memory lower Invert INVERT allows you to reverse the polarity on an active input or memory waveform and store the new waveform in another memory location Integrate This function
89. ading and the relative reference Delay Time time between the trigger event and the real acquisition of the waveform Delta Time dt The change in time The ScopeMeter test tool displays the amount of time displayed between the vertical cursors Digital Storage Capability Because of the design of digital oscilloscopes signals are not displayed at the moment they are acquired Instead signals are first stored in memory then sent to the display This enables the ScopeMeter test tool to present several options when displaying information including negative delay Direct Current signal with a constant voltage and current Display The Liquid Crystal Display area of the ScopeMeter test tool that is used to display all information such as readings waveforms and text Division part of a waveform as defined alongside the lines of the grid on the display Appendixes 10 27 Dual Trace A feature that allows the ScopeMeter test tool to display two separate live waveforms at the same time Duty Cycle Ratio of a waveform with respect to the total waveform period as measured in percent Earth Ground Reference point that is directly connected to the ground via a conductor Envelope The display of a waveform that shows the variation extremes of several acquisitions see also Min Max Events Triggering via red 4 mm banana jack input EXT is delayed by a number of events that occur on INPUT A Falling Slop
90. aintenance This chapter describes the cleaning of the ScopeMeter test tool and proper use and replacement of the battery pack Periodic probe calibration is also covered here VII Chapter 10 Appendixes NOTE A Specifications Operating characteristics Throughout this manual an gt lt trough a model number 2942 indicates that the function being discussed does not B Parts and Accessories Model numbers and replacement apply to that specific model number codes for all parts and accessories delivered with your ScopeMeter test tool PM8907 Power Adapter Battery Charger D Advised Printer Setup Parameters How to set up your printer E Warranty Information and Service Centers Warranty terms and Service Center addresses F Terminology Glossary of special terms G Menu Map Graphic view of the various menus Index The index at the end of the manual lists words alphabetically Consult this list to find an item quickly VIII 91 92 96 99 105 Users Manual WARNING READ SAFETY CAREFULLY BEFORE USING YOUR SCOPEMETER TEST TOOL SAFETY The instrument described in this manual is designed to be used only by qualified personnel Safety Precautions To use this instrument safely it is essential that operating and servicing personnel follow both generally accepted safety procedures and the safety precautions specified in this manual Specific warning and caution statements where they apply will be f
91. al B V P O Box 9090 Box 680 Everett WA 7600 AR 98206 9090 Almelo USA The Netherlands Appendixes 10 21 Texas ATION AL Belgium USA Fluke Service Center INTERN N V Fluke Belgium S A California 2104 Hutton Drive Argentina Langeveldpark Unit 5 amp 7 Fluke Service Center Suite 112 Coasin S A P Basteleusstraat 2 4 6 46610 Landing Parkway Fremont CA 94538 Phone 510 651 5112 Fax 510 651 4962 Fluke Service Center 16715 Von Karman Avenue Suite 110 Irvine CA 92714 Phone 714 863 9031 Fax 714 757 7556 Florida Fluke Service Center 550 S North Lake Blvd Altamonte Springs FL 32701 5227 Phone 407 331 2929 Fax 407 331 3366 Illinois Fluke Service Center 1150 W Euclid Avenue Palatine IL 60067 Phone 708 705 0500 Fax 708 705 9989 New Jersey Fluke Service Center West 75 Century Rd Paramus NJ 07652 0930 Phone 201 599 9500 Fax 201 599 2093 940901 Carrollton TX 75006 Phone 214 406 1000 Fax 214 406 1072 Washington Fluke Service Center Fluke Corporation Building 4 1420 75th St S W M S 6 30 Everett WA 98203 Phone 206 356 5560 Fax 206 356 6390 Mexico Mexicana de Electronica Industrial F 14 Bassett Center 541 6001 Gataway west El Paso TX 79925 Phone 52 16 23 0235 Fax 52 16 23 0235 Virrey del Pino 4071 1430 CAP FED Buenos Aires Phone 54 1 522 5248 Fax 54111 1427 Viditec S A Lacarra 234 Buenos Aires CP 1407 Phone 54 1 636 1199 Fax 54 1
92. ation intended for those who are not familiar with the ScopeMeter test tool Chapter 3 Making Measurements This chapter explores all measurements and specifies the use of the direct Measure Menu key At any time you can choose over 30 measurements to get an immediate reading on the display Chapter 4 Using the Dual Display Mode This chapter addresses the use of four Dual Display Mode Functions of the ScopeMeter test tool METER 42 and EXTmV You will learn how to set up the test tool for ac and dc voltage measurements diode tests resistance measurements and trend plotting Chapter 5 contains all the Scope mode information Chapter 5 Using the Scope Mode This chapter explores the specific use of the test tool as a digital storage oscilloscope You will learn how to make store and compare measurements Chapter 6 Using Additional Capabilities This chapter explores the additional capabilities available with your ScopeMeter test tool The chapter covers subjects such as Scope measurements using the cursors saving and recalling screens waveforms or setups and making a hard copy on your printer Chapter 7 Measuring Examples This chapter outlines step by step procedures necessary to make some typical measurements Chapter 8 ScopeMeter Test Tool Tutorial This chapter looks at special capabilities of your ScopeMeter test tool You will become familiar with all aspects by using the demonstration board Chapter 9 User M
93. cation The display continues to show the actual input waveform NOTE When Medium Long or Infinite persistence has been cho sen you will only save the actual waveform information Saving Acquired Waveforms Use this function to save acquired waveforms on INPUT A INPUT B and A B in Scope mode needed for future mea surements You can save a maximum of 20 waveforms For FLUKE 96 you can save a maximum of 10 waveforms e Press SAVE WAVEFORM The test tool starts automatically with the next available memory locations Saving a Setup Use this function to save your keystroke sequences Once the test tool is set up to make the required measurement you can save this configuration as one of a maximum of 40 setups For FLUKE 96 you can save a maximum of 20 set ups A setup is simply the current operating configuration of your ScopeMeter test tool e Press SAVE SETUP The test tool starts automatically with the next available memory Copying Waveforms or Settings To copy a waveform or setting from one memory to another 6 8 91 92 96 99 105 Users Manual press to open the More Save window SAVE what E WAVEFORM FROM where SAVE ta DELETE what WAVEFORM DELETE contents From 7 Figure 6 5 More Save Window First choose what you want to copy a waveform or a setting Then determine from which memory you want to copy On pressing SELECT ITEM you must choose the memory to
94. ccurately with no more than 3 dB 7x attenuation of the original signal Battery Save This feature enables the ScopeMeter test tool to shut itself down when running on batteries if the battery level is too low or if no key entries are made for 5 minutes 10 26 91 92 96 99 105 Users Manual Coaxial type input connector used for INPUT A and INPUT B Bottom Display The lower part of the display where the function key menu is listed Capture 10 Divisions Records and displays 10 time divisions Capture 20 Divisions Records and displays 20 time divisions although the display shows only 10 at a time Horizontal Move allows you to view the additional 10 divisions Continuous Auto Set Automatically selects the optimum settings for connected input signals and keeps track of any variation of the signal Contrast Contrast of the LCD Can be adjusted as desired Cursors Movable display lines that allow you to make measurements between two locations on a waveform dB See decibel DC See Direct Current DC Coupling mode of signal transmission that passes both AC and DC signal components to the INPUT A and INPUT B circuit see also AC Coupling Decibel Measurements that indicate voltage or power comparison in a logaritmic scale Delta Percentage change delta uses the present numerical reading as a relative reference The display then shows a percentage that represents the difference between each new re
95. ct test points When not used disconnect the grey Scope Probe from input B M X 577549 Figure 8 1 Tutorial Setup 8 4 91 92 96 99 105 Users Manual TESTING POTENTIOMETERS The ScopeMeter test tool can provide a numeric readout and a graphic display of resistance Using the COM black and Q red 4 mm banana inputs connect the test tool to the wiper and one end of the variable resistance to be tested Use the multimeter test lead set to connect This signal is not available on the Demo Board To select the ohms mode 1 Reset the ScopeMeter test tool 6 2 2 Press to select the mode A message appears indicating that the banana jacks are used as inputs now After closing this message the display should be similar to Figure 8 2 but the value will depend on the potentiometer that is used Once the reading is stable vary the resistance adjust the potentiometer and observe the movement on the wave form display underneath the reading Spikes on the display indicate discontinuities in the potentiometer The resistance trace display enables quick testing of potentiometers and shows discontinuities immediately Remove the variable resistor from the banana jacks 540 NO PROBE RANGE 3k ow 1 C258 SCOPE METER EXTmV Figure 8 2 Testing Potentiometers ScopeMeter Test Tool Tutorial MAKING LOW FREQUENCY VOLTAGE MEASUREMENTS WITH
96. d main mode Introducing The ScopeMeter Test Tool 1 11 Figure 1 6 shows the basic navigation of the test tool Yellow Yellow Dark grey Wes CS Hard key Dark grey NOCHES GENRE IIS P B ouk SubMenu Structure Fi Fe Fs Most common Functions also found under Figure 1 6 Basic Navigation The five blue F jandB Jare called function keys These keys change function based on the present active menu Actual function key definitions appear on the bottom display Function keys and windows work together to provide a complete menu driven user interface is the MORE function key which opens the window assigned to the key When you press the Submenu key for any main function tel Lm and s keys allow immediate access to the more common functions that are also under the MORE function key The lt N lt 7 keys are used to choose an item in a box or directly from the window These keys are indicated by two arrows F4 1 12 91 92 96 99 105 Users Manual STEPPING THROUGH A WINDOW When a window appears the assignments to the function keys change as follows is the CLOSE key which closes the active window is the CANCEL key which ignores changed selections and closes the active window is the SELECT ITEM key which opens and closes a list box and selects the highlighted item S
97. dates the display This gives a dynamic look at the waveform activity as it occurs Repetitive Pulse signal with a regular pattern or frequency Rise Time The time between the 10 and 90 points of the first slope after the left cursor of a waveform Rising Slope The part of a waveform displaying a rise in voltage Root Mean Square RMS Conversion of AC voltages to the effective DC value Roll Visual log of a waveform activity that is useful when measuring lower frequency signals RPM Engine speed expressed Revolutions Per Minute Sample A momentary reading taken from an input signal The ScopeMeter test tool takes a series of samples to display a waveform Sampling Rate The number of readings taken from a signal every second The ScopeMeter test tool can take up to 25 000 000 samples per second Screen The complete image of the display 10 30 91 92 96 99 105 Users Manual Scope Mode In this mode the ScopeMeter test tool works like a digital oscilloscope Setup Series of adjustments necessary for the ScopeMeter test tool to display a waveform or reading Sine Wave A common curved waveform that is mathematically defined Single Shot Allows the ScopeMeter test tool to capture a single event Smooth Scope Averages multiple samples of a waveform Useful to suppress noise without loss of bandwiath Square Wave A common waveform that consists of repeating square pulses Sweep Speed see Time Base
98. des use the red and black 4 mm banana jacks For low frequency measurements up to about 2 MHz ground can be connected to the black 4 mm banana jack For higher frequencies you must use the HF Adapter or Mini Testhook on the probe The red 4 mm banana jack also serves as an input connection for an external trigger in Scope mode or as an output connection for the waveform generator This waveform generator can provide voltage or current output Common Ground Inputs A B 9 The test tool uses a three lead connection system for dual input isolated electrically floating measurements Input Output Terminal Ratings Maximum voltage ratings are defined near the related terminal Refer to the Specifications in Appendix 10A for complete terminal rating information 1 8 91 92 96 99 105 Users Manual RS 232 Optical Interface Connection The Optically Isolated RS 232 Adapter Cable PM9080 can be connected to the test tool for printer output and computer interface Using the FlukeView software for DOS and Windows adds the following functionality to your ScopeMeter test tool e Storing of measurements in memory for later retrieval e Comparing of measurements with reference examples e Storing analyzing and documenting measurements The following table shows the printing and communication features for each model 91 92 96 99 105 Screen dump using FlukeView ele Direct output to printer e
99. dure INPUT B Probe Calibration 794 1 Connect the INPUT BNC input to the GENERATOR OUT red banana jack See Figure 9 4 Use the grey Scope probe and the grey 4 mm banana adapter Figure 9 4 INPUT B Probe Calibration Setup 2 Repeat steps 2 trough 10 of the INPUT A calibration Chapter 10 Appendixes 10A 10B 10C 10D Specifications Parts and Accesories PM8907 Recommended Printer Setup Parameters 10 3 10E Warranty and Service Centers 10 19 10 11 10F 10 25 10 15 109 Menu 10 31 10 17 Appendixes 10 3 Appendix 10A Specifications INTRODUCTION Safety Characteristics Performance Characteristics FLUKE guarantees the properties expressed in numerical values with the stated tolerance Specified non tolerance numerical values indicate those that could be nominally expected from the mean of a range of identical ScopeMeter test tools For definitions of terms refer to IEC Publication 351 1 The ScopeMeter test tool has been designed and tested in accordance with IEC Publication 1010 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use This manual contains information and warnings that must be followed by the user to ensure safe operation and to keep the instrument in a safe c
100. e part of a waveform that shows the voltage decreasing Filter Reduces removes certain electrical components from a waveform active input or memory Is useful to suppress noise or to smooth a waveform Free Run Allows the ScopeMeter test tool to display a waveform without a trigger Freeze Holds a waveform acquisition freezes the display for closer examination see also Hold Frequency The number of times a waveform repeats in 1 second measured in Hertz Hz where one Hz is one cycle per second Function keys The five blue keys along the top of the keypad They change function based on the present mode or settings Function key definitions appear in the Bottom Display Glitch momentary spike in a waveform Glitch Detect Feature of ScopeMeter that increases its sampling rate to maximum so that glitches can be detected GND See Ground level Ground level The voltage reference point in a circuit It is indicated with on the display Hard copy on paper of the display made by a printer via the optical RS 232 interface Hertz Hz Unit of measure to count the number of times that an electrical cycle repeats every second One Hertz is one cycle per second Hold Allows you to freeze the display for closer examination 10 28 91 92 96 99 105 Users Manual Identifications Display markers for better identification of all displayed waveforms trigger level delay or slope and
101. e display of the waveform Press this to look at the Trigger menu now This begins to display as the waveform rises above the trigger level SLOPE or falls below the trigger level SLOPE Watch the display the waveform starts at a different place as trigger or is selected Continue with SLOPE selected This activates the ADJUST LEVEL function The level value is displayed in the right bottom and is visualized by the a icon on the left edge of the display Ensure also that RUN is displayed in the top right of the display as an indication that your test tool is triggered SVDC10 1 B 2VOFF 10 1 RUN MANUAL 108 019 Trig A 201V TRIGGER LEVEL LEVEL 46 800 V CLOSE CANCEL Continued on next page PERFORMING SOME SCOPE OPERATIONS Getting Started 2 15 10 EN Adjust the trigger level the a icon moves upward as you change the trigger level When the level is more than the waveform value RUN changes into NOTRIG and the display becomes unstable your test tool is no longer triggered 11 EN Adjust the trigger level to about 50 of the waveform amplitude so that your test tool is triggered again 12 x Turn your ScopeMeter test tool off You are now able to operate basic functions in routine applications Continue with Chapters 3 and 4 for a more detailed discussion of the ScopeMeter test tool functions PERFORMING SOME SCOPE OPERATIONS Chapter 3 Making
102. e readings in units appro priate for the function and range selected When in Min Max recording mode set the test tool as follows 1 From a Submenu press ZERO A Now the reading relative to the main value appears on the display NOTE In this example the Meter Min Max Zero is used Using the Dual Display Mode Functions 4 15 0359 0212 0371 0411 01889 AVrms MAX OOOhrO1 240 000 02 44 GOGOhr ao ao NI input MAX MIN PROBE TREND 10 1 02 00 33s 1295 CONTR MORE ALERT ae FAST RESET METER SMOOTH READING NOTE Scaling and Zero selections are mutually exclusive selecting one deactivates the other Scaling Using Minimum and Maximum Readings The MORE window also gives you access to a scaling function when the ScopeMeter test tool is in Min Max recording mode First press wwx to activate Min Max recording Next from a Submenu MORE window use or S to highlight SCALE READING Then press to open the Scale list box NOTE In this example the Ohm Min Max Scaling is used SCALE READING 1 OFF ZERO REFERENCE REFERENCE 1002 1 REFERENCE 05 1 Figure 4 6 Min Max Scaling Functions Min Max Scaling views the readings as relative percentage values For example you can determine how the existing reading relates as a percentage of a range defined by two of the following set
103. e that the Hz has been removed Open the TIME measurement menu a list of the time related measurements appears on the display CANCEL Pulse width METER Md width METER SCOPE 1 dt SCOPE rise time SCOPE Choose another measurement For now highlight rise time 94 7927 Continued on next page QUICK MEASUREMENTS DEMONSTRATION Getting Started 2 9 8 Some measurements are done in another mode This message appears in a double lined box on the display This measurement is possible in SCOPE mode Change to SCOPE mode now 9 FI The test tool changes automatically to the Scope mode You can now find the Rise Time measurement result below the waveform area 5 0 10 1 B 2voFFi8 1 RUN Jms DTV Trigsel 201V AUTO Cursor readings on waveform rise time dv 480 ms 800 M V Hz dB TIME 10 Dy The left and right cursors move across the display The intersection of waveform and cursor 4 dg D mark the level for the two horizontal cursors This completes the Quick Measurements Demonstration continue with the Meter Operations QUICK MEASUREMENTS DEMONSTRATION 2 10 91 92 96 99 105 Users Manual If you have not already done so perform a reset 1 al Set the Display to 3V manual range about 3 412 Vrms AC and 2 127 V DC appear and the Input A amplitude of the graphical representation increases 341 2 Vrms 21201 Dc 3
104. ect 8 Press to close the window You should now have a display as shown in Figure 8 22 where the sum of INPUT A and INPUT B is clearly visible t 5 00 gt 5 00msH t 5 00 gt 5 00ms T 25 07 gt 5 00ms MANUAL GENERATE COMP MENU MENU TEST Figure 8 22 Adding INPUT A B Using the same procedure you can perform subtraction or multiplication of two waveforms ScopeMeter Test Tool Tutorial 8 35 The Invert Integrate and Filter functions process informa tion from just one waveform or source and place the result in another Waveform memory or destination Invert is almost the same as the INPUT invert function found under the 27 587 menu Integration allows you to totalize the waveform over a period of time showing the real power dissipation when the waveform changes levels To use the Integrate function 1 Press 2 Press to open the MATH MENU window 3 Use N lt 7 to highlight MATH OPERATION and press to open the list box 4 Use lt N lt 7 to highlight integrate and press to select INPUT A has a good waveform to demonstrate integration and Destination 1 is already displayed If the resulting waveform amplitude needs adjustment 5 Use lt N NS 7 to highlight SCALE RESULT and press to open the list box 6 Use lt N lt 7 for the appropriate scaling factor 25 and press to select 7 Press to close
105. ection Ratio gt 60 dB DC to 60 Hz DIODE TEST MODE external 4 mm banana jack inputs Open Circuit lt 4V Full Scale Voltage 2 800V Measurement 0 5 mA Continuity Beeper audible for readings 1V EXTERNAL mV MODE Displays up to four readings and a full size waveform of the 4 mm banana jack input DC Voltage Hang s rue eh rina 300 mV 3V 0 5 5 counts Additional EXTernal mV mode measurements Frequency RPM Duty Cycle and Pulse Width measurements and waveforms can also be made with reduced accuracy F TEMPERATURE SCALING for optional temperature probes Sealing itn iem 1 mV degree AMPERE SCALING for optional current probes Scaling 1 mV A 10 mV A 100 mV A 1 V A 1 mV mA for DC AC rms or AC DC rms 10 8 91 92 96 99 105 Users Manual METER 2 DIODE and EXTERNAL mV MODE FUNCTIONS Smooth Moving average of readings for about last 8 sec Normal 3 5 seconds response time for inputs gt 50 Hz 1 second response time for inputs gt 50 Hz Change Alert Audible beep when reading changes Touch Hold Audib
106. en made When the Touch Hold function is turned on the numeric display is frozen held until a stable measurement is detected Stable measurements are defined as e Within 100 display counts for 1s e Above 200 display counts for dc signals e bove 300 display counts for ac signals e Below overload OL in O and diode test TOUCH HOLD appears in the top right of the display when the function is active NOTE The Touch Hold function is not available in Min Max 9 2303 v I TOUCH gm B dee PLZ 2 223 Vms y N Figure 4 2 Touch Hold function The following procedure can be used for Touch Hold 1 Press and measure the signal 2 Wait until the ScopeMeter test tool produces a beeper signal to indicate a stable signal 3 Remove the measuring leads and read the result from the display 4 Measure a new signal wait for the beeper remove the leads and read again 5 Press to return to normal measurement mode Using the Dual Display Mode Functions DISPLAYING MINIMUM AND MAXIMUM READINGS WITH RELATED TRENDPLOT Displaying a Min Max Record Press to record the maximum MAX average AVG minimum MIN and difference MAX MIN readings of the main upper displayed measurement The test tool also continues to display the present reading Time stamps appear next to the MAX AVG and MIN readings to show the elapsed time in hours minutes and seconds since the
107. er 1 4 Average 5 10 8 7 8 25 10 4 Average Readings 4 11 B Backlight 2 3 10 8 Banana Jack 4 2 Banana Jack Inputs 7 7 Basic Functions 2 14 Batteries in Optimal Condition 9 2 Battery Charger 1 4 10 15 Battery Pack 1 4 10 8 1 2 91 92 96 99 105 Users Manual Battery Replacement 9 4 Battery Save Feature 9 3 Beeper Alert 4 5 4 11 BNC Jack 1 7 Bottom Display 1 9 C Calibrating the Probes 9 5 CANCEL Key 1 12 Capabilities 1 2 Capturing 10 or 20 Divisions 5 9 Capturing Glitches 5 4 Caution Statements VIII Change Alert 4 11 10 7 Characteristics 10 3 Charger 1 4 Charging the Battery 1 6 9 2 Cleaning 9 2 Clear at Run 6 20 Close key 1 12 COM Common VIII Combinations with INPUT A and INPUT B 5 15 Common Ground 1 7 Common Measurements 3 9 Common Mode Rejection 10 5 10 7 Component Test 6 17 10 8 Computer Interface 1 7 Connections 1 7 3 2 4 2 5 2 Continuity 3 4 Continuity Test 3 2 Continuous Auto Set 2 5 5 3 10 4 Continuous Auto Set Configuration 6 20 Contrast 2 3 10 8 Controlling the inputs A and B 5 3 Copying Waveforms 6 8 Crest Factor 10 6 10 7 Current Measurement 7 4 Current Probe 7 4 10 7 Cursor Amplitude Voltage Measurements 8 26 Cursor Measurements 8 26 10 5 Cursor Phase Measurements 8 31 Cursor Time Measurements 8 29 Cursors 6 2 D dB List Box 3 9 dBm 3 7 10 6 dBm AC 3 7 dBm AC no DC 3 10 dBV 3 5 10
108. er source and trigger slope The top right area displays the present status of the test tool AUTO MANUAL RUN HOLD etc Main Display Displays the actual or stored waveforms Scope mode Bottom Display Displays the menu that provides choices available through the function keys and shows which are active Reading a Window Display When you change a setup a part of the Main display area is used for a window It displays choices accessed with the related function key from which you make a selection by pressing SELECT ITEM The waveform area is compressed to about 5096 amplitude size and the window replaces the bottom half of the Main display 1 10 91 92 96 99 105 Users Manual USING THE KEYS e gt ED MAIN MENU C3 77 c3 6 HB B e ST 454 Figure 1 5 The Keypad The keys with a predefined function regardless of the test tool s mode are called keys or hard keys Usally they give access to a menu where items can be selected The two yellow keys and provide the possible ways to find your measurement gives immediate access to a list of measurements When you choose a measurement the test tool automati cally selects the related main mode gives access to the Main menu Here you can choose from the five main modes SCOPE METER and EMT Pressing gives you more control over the selecte
109. es and freezes a one time waveform occurrence Although the Demo Board does not provide a Single Shot output it is possible to practice this technique on a low repetition rate waveform Connection Connect the red scope probe from INPUT A to TP4 on the Demo Board Making the Measurement Repeat the previous application MAKING LOW FREQUENCY MEASUREMENTS WITH THE SCOPE and continue from point 18 with the display as shown in Figure 8 13 You will make Single Shot measurements to examine the rising and falling edges of a pulse To make a Single Shot measurement you must ensure the correct trigger level is set and to see more detail you need to increase the time base 1 Press to open the trigger menu 2 Press to select x SLOPE 3 Use lt 7 to adjust the trigger level to the mid level of the waveform gt Press 1s a number of times to increase speed to 10 us DIV Next adjust the time delay so that the slope will be at the center of the display 5 Press 6 Use lt N lt 7 to highlight time delay and press to select 7 Use lt 7 to adjust the time delay to 4 divisions 8 Press 5 9 F to highlight SINGLE You have now prepared everything for a Single Shot including positioning the trigger point at about the center of the display A T on top of the display indicates the trigger point ScopeMeter Test Tool Tutorial To s
110. es not apply to fuses disposable batteries or to any product which in Fluke s opinion has been misused altered neglected or damaged by accident or abnormal conditions of operation or handling Fluke warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Fluke does not warrant that software will be error free or operate without interruption Fluke authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Fluke Warranty support is available if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international price Fluke reserves the right to invoice Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Fluke s warranty obligation is limited at Fluke s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke authorized service center within the warranty period 10 20 91 92 96 99 105 Users Manual To obtain warranty service contact your nearest Fluke authorized service center or send the product with a description of the difficulty postage and insurance prepaid FOB Destination to the nearest Fluke authorized
111. ether with the actual waveform Any change in attenuation or time base will restart a new Min Max envelope action The function is turned off with one of the following actions e Press mw wx a second time e 5 5 You can use Min Max envelope to observe variations in time or amplitude of input signals over a longer period of time 2VDC10 1 8 2 VOFF 10 1 RUN 10ms 01y Tria amp l 2DIV MANUAL RESET OPTIONS MENU MINMAX CONTR PROBES MENU MENU MENU Using the Scope Mode 5 15 MAKING COMBINATIONS WITH INPUT A AND INPUT B 25 Press on INPUT B to select A B to show INPUTS A 7 Idus and B added together or to select A B to show INPUT B 0 5 0 7 UI MANU subtracted from INPUT A You can also choose A B and A B from the MORE INPUT A or MORE INPUT B window Highlight COMBINE A amp B and press to open the list box You can also select A versus B to provide a plot with INPUT A on the vertical axis and INPUT B on the horizontal axis Press to activate your selection DISPLAYING MULTIPLE WAVEFORMS By displaying a combination of live and recalled waveforms the test tool can display a maximum of four waveforms IE PROBE B simultaneously For example INPUTS A B A B and NPUTIE MENU waveforms recalled from memory could be displayed You can display any combination of four waveforms If you attempt to display a fifth waveform a message on the display lets yo
112. ft cursor to the start of the waveform detail you want to measure and read the frequency The rise time measurement also occurs on the first edge following the left cursor You must set the left cursor at the waveform low level and the right cursor at the waveform high level These two levels are used as the 0 and 100 references for this measurement Rise time is defined as the time taken for the waveform to go from 10 to 90 of these two reference levels To see the markers 1 Press F to open the MORE SCOPE window 2 Press twice for page 3 of the MORE SCOPE window 3 Press to open the SET MARKERS list box 4 Use N S to highlight rise time and press to select 5 Press F to close the window You now have two X markers on the leading edge of the waveform which indicate where the 10 and 90 levels are If you move the left cursor to the right you see these markers move too To make a fall time measurement you must set the left cursor at the high level and the right cursor at the low level ScopeMeter Test Tool Tutorial 8 31 C MAKING CURSOR PHASE MEASUREMENTS In addition to the previous connection also connect the grey scope probe from INPUT B to TP2 1 2 4 of both inputs to see the two waveforms on the isplay 3 Press to freeze the display If the display shows glitches on INPUT B press twice more until they disappear
113. functions that are turned off when the Continuous Auto Set is active TURN OFF CURSORS Default is no Cursors are not turned off TURN OFF MATHEMATICS Default is yes Mathe matic function is turned off TURN OFF GENERATOR Default is no Generator is not turned off TURN OFF DOT JOIN Default is no Dot Join remains active Chapter 7 Measuring Examples MEASURING TEMPERATURE MEASURING CURRENT MEASURING POWER WITH MATH FUNCTION MEASURING THREE PHASE ON A DUAL INPUT 7 2 MEASURING PHASE USING THE CURSORS 7 12 7 4 MEASURING PULSE RESPONSE 7 7 OF AN AMPLIFIER 7 14 7 9 7 2 91 92 96 99 105 Users Manual This chapter examines some typical measurements that can be made with your ScopeMeter test tool The exam ples given can be used as an aid in many applications MEASURING TEMPERATURE Temperature is an often measured characteristic The 80T 150U optional Temperature Probe can be used in conjunction with the test tool to measure the surface temperature air temperature and non corrosive liquid temperature You can measure fluctuations in temperature over a long period of time when the Min Max recording is activated Readings on the test tool can be given in Fahrenheit or Celsius In this example the air temperature is measured over 24 hours Connect the 80T 150U Temperature probe to the red and black 4 mm banana jacks as shown
114. ger Retriggers after 2 to 255 trigger cycles Delay by events 1 to 1023 events after EXT trigger Cursor Measurements 794 7927 Up to five displayed simultaneously All voltage measurements can be ampere measurements with optional Current Probes Single cursor measurements V at left V at right TRIG to left TRIG to right Dual cursor measurements Hz Vrms VDC mean Vpeak peak V max peak V min peak rise time phase dV dt and 1 dt Measurement readout absolute relative zero or change Markers selectable on Hz Vpeak peak V max peak V min peak rise time and phase Waveform Mathematics 794 792 7967 Add Subtract Multiply Invert Filter or Integrate input waveforms Calculate instantaneous or mean real electrical watts with optional Current Probes Zoom Magnifies waveform around the fourth division at the next acquisition sweep 10 6 91 92 96 99 105 Users Manual METER MODE Displays up to four readings and a full screen scope waveform of INPUT A DC Voltage Ranges direct input 100 mV 300 mV 1V 3V 10V 30V 100V 300V with 10 1 probe 1V 3V 10V 30V 100V 300 1 kV 3 kV limit 600V Accuracy 0 5 5 counts Full Scale Reading 1000 or 3000 counts Normal Mode Rejection gt 50 dB at 50 or 60 Hz Common Mode Rejection 2100 dB at DC 50 60 or
115. gger is selected the test tool needs a trigger to display a waveform When free run is selected and if no trigger is detected for 100 ms the test tool provides its own trigger and the trace still appears on the display Use this mode for a continuous display of a waveform Selecting a Trigger Slope From the Trigger menu press to select triggering on either the SLOPE or SLOPE of the chosen input Using the Scope Mode 5 13 Selecting a Trigger Level Press to open the ADJUST LEVEL box If you have selected INPUT A or INPUT B as the trigger source you can use lt N and S to adjust the trigger level continuously Observe the level changes in the display Press to select The trigger level is identified by the trigger icon e g a1 on the left of the display Selecting Auto Level Press 5 to find the optimal trigger level for the source waveform voltage Choosing a Trigger Delay You can also begin to display the waveform at some time before or after the trigger point is detected This is identified by the delay icon T on the top of the display From the second page of the MORE TRIGGER window select RESET DELAY to reset all the selected trigger delays to their initial values TIME DELAY 2 TRIGGER SPECIAL DELAY OFF Types of trigger delays are discussed below In many instances you can select more than one type of delay Press to enter the Time Delay list box Use lt or SZ to set
116. ground level Input Coupling Modes of signal transmission for INPUT A and INPUT B AC coupling DC coupling and GND Scope only Input selection Select if and how the INPUTS A and B are displayed in Scope mode This can be normal display inverted display or neither Interface Isolated optical to RS 232 Interface port for printer output and computer interfacing Liquid Crystal Display LCD display that uses liquid crystals to display waveforms and text on its screen Main Display The center display area that shows measurement results or displays the waveform s Marker Identifies the point on the waveform on which measurement has occurred or is expected to occur The marker appears as an X Master Reset Procedure to restore the ScopeMeter test tool to a set of initial standard settings Maximum Peak The highest voltage value of a waveform Menu list of choices on the display to select functions via the five function keys Messages On line information for the user provided in situations where there is a conflict Meter Mode In this setting the ScopeMeter test tool works like a digital multimeter presenting information in numerical readings and with a reduced Scope display Minimum Peak The lowest voltage value of a waveform Min Max Envelope Scope mode feature that draws a new trace without erasing earlier traces envelope This allows you to capture momentary glitches without having to constantly mon
117. ight MATH OPERATION and press to open the list box 9 Use N lt 7 to highlight add and press to select The Add Subtract and Multiply functions process information from two waveforms or sources and the result is placed in another waveform memory or destination To add INPUT A and INPUT B together and show the resulting waveform on the display you need only to choose the destination of your choice 10 Use S to highlight SAVE IN DESTINATION and press to open the list box The already highlighted destination is the first free Waveform memory location Already filled memory locations are indicated with a closed square box in front of each item But you can always choose a memory to your preference 11 Press E to cancel 12 Press F to close the window 8 34 91 92 96 99 105 Users Manual The result is stored in the first free memory location memory 1 and is instantly displayed If you want to move the Math result on the display do the following 1 Press 2 Use ZN lt 7 to highlight move 1 and press F5 to select 3 Use lt 2 to move the Math result up and down on the display If the Memory 1 waveform amplitude needs adjustment 4 Press ia 5 Press P to open the MATH MENU window 6 Use S 7 to highlight SCALE RESULT and press to open the list box 7 Use lt 7 for the appropriate scaling factor 5 and press to sel
118. igits ACCU CY faucets aieo edere reci 0 5 2 counts OB iut nuni 1 volt reference dBm 5 reference 50 60 75 93 110 125 135 150 250 300 500 600 800 900 1000 or 12000 dBW or WATTS 1 2 4 8 16 or 500 reference Appendixes 10 7 MODE Full Scale 3000 counts external 4 mm banana jack inputs Normal Mode Rejection gt 50 dB at 50 or 60 Hz M Rejection 1 B at DC 50 60 Ranges 300 3000 3 30 300 MQ 30 MO Mode Aeigcion 10 A Accuracy 3000 to 30 0 5 5 counts Accuracy 300 2 5 25 counts AC or AC DC True RMS Voltage Full Scale 3000 counts Ranges 300 mV 3V Measurement Current 500 uA 500 70 uA 7 uA ges c ui TE i 700 nA 70 nA 70 nA ACCUIAGCY tees netos DC 50 Hz and 60 Hz Open Circuit Voltage lt AV valid from gt 5 of range 2 15 counts p OL at gt 2500 counts range Full Scale Voltage 250 mV to 3 MQ lt 2V to 30 MQ Full Scale Reading 3000 counts COMMU Pesporoucc psa 2 ope 2 1 Crest Factor Automatic ranging on crest factor overload 9 Useful Bandwidth e 5kHz Common Mode Rej
119. impedance dBW DC METER decibel Watt Measure the power ratio of the DC component of a signal with respect to 1W in Meter mode This is done with DC coupled input You can choose 1 2 4 8 16 or 500 as reference impedance dBW AC METER decibel Watt Measure the power ratio of the AC component of a signal with respect to 1W in Meter mode This is done with DC coupled input You can choose 1 2 4 8 16 500 as reference impedance WATT DC METER Measure the DC audio watts from the signal in Meter mode This is done with DC coupled input You can choose 1 2 4 8 16 or 500 as reference impedance WATT AC METER Measure the AC audio watts from the signal in Meter mode This is done with DC coupled input You can choose 1 2 4 8 16 or 500 as reference impedance For dBm dBW and WATT you can select a range of references by pressing or 2 3 8 91 92 96 99 105 Users Manual Page 7 of 7 RPM 1 METER revolutions per minute Measure one count per revolution in Meter mode RPM 2 METER revolutions per minute Measure one count per two revolutions in Meter mode dt delta time SCOPE Measure the time difference between the vertical cursors in Scope mode 1 dt frequency SCOPE Measure the relative frequency of the waveform in Scope mode It is shown as the reciprocal value of the time difference dt between the vertical cursors rise time SCOPE Measure the rise time between 10 and 90 points of the
120. ion N WARNING TO AVOID ELECTRICAL SHOCK USE ONLY CURRENT PROBE ACCESSORIES SPECIFICALLY DESIGNED AND APPROVED FOR USE WITH THE SCOPEMETER TEST TOOL OTHER PROBES MAY EXPOSE THE OPERATOR TO AN ELECTRIC SHOCK HAZARD IF ANY OF THE THREE COMMON INPUT CONNECTIONS ARE CONNECTED TO A POTENTIAL GREATER THAN 30V RMS OR 42V DC The following example measures the current flow in an electric motor for 220V line power Connect the 80i 1000s Current Probe to the red INPUTA BNC as shown in Figure 7 3 INPUT A Figure 7 8 Current Measurement Setup Measuring Examples 00 Set current probe range switch to 10 mV A ER Doa Reset probe scaling factor is 10 1 am Select page 4 of the More Measure window ZS 7 AAC DC METER s CNN 10 mV AD Select Current Probe range Clamp the Current Probe jaws around the conductor to be measured The actual current appears on the display 17 43 Arms AUTO 1 1438 Arms AC DC 1 145 Aras AC 0001 RANGE 308 0A 30A TIME MORE y 14 measuke Hz Figure 7 4 Current Measurement in Meter Mode 7 6 91 92 96 99 105 Users Manual To see the current as a waveform set the test tool as follows D Set Current Probe range switch to 10 mV A ON Do a Reset probe scaling factor is 10 1 F1 Select Scope mode AUTO SET Select Continuous Auto Set
121. isplay Press to select Initially the ScopeMeter test tool is set to normal persistence NOTE Contrast and Persistence work interactively So when you readjust persistence it may be necessary to choose another contrast again Using the Scope Mode 5 17 SVDC10 1 8 2vOFF10 1 10ms DIY TrigtAs 2D1 Displays the afterglow of the waveform DISPLAY MENU CONTRAST LEVEL SCOPE GRID PERSISTENCE D ISPLAY MODE CANCEL 2 normal page 1 of 1 short 4 normal medium lona infinite L4 In the DISPLAY window you can also choose the DOT JOIN function which either shows the individual measure ment samples or joins them together to give a continuous trace DISPLAY MODE allows you to select normal or reverse video 8 Press CLOSE to remove the window The test tool displays the USER OPTIONS menu again MORE INFORMATION Chapter 8 ScopeMeter Test Tool Tutorial presents Scope mode applications that use many of the features discussed in this chapter Refer to Chapter 6 for a discussion of additional capabilities Chapter 6 Using Additional Capabilities MAKING MEASUREMENTS USING THE CURSORS 6 2 Using the Markers 6 3 Adding a Cursor Main Reading 6 4 DELETING MEMORIES 6 6 SAVING TO MEMORY 6 7 Saving a Screen 6 7 Saving Acquired Waveforms
122. ition is stopped The time base range is 5ns 10ns DIV to 1s DIV Set up the ScopeMeter test tool for Single Shot acquisi tions with the following procedure 1 Press to select SINGLE highlighted NO TRIG begins flashing on the display The instrument is waiting for a trigger RUN appears on the display when the single acquisi tion is triggered HOLD then reappears when acquisi tion is completed HOLD 2 Now press again and wait for another single acquisition trigger The time base range is 100ns DIV to 1s DIV Roll Mode Roll mode supplies a visual log of waveform activity and is especially useful when measuring lower frequency waveforms To enter the Roll mode press to select RECURRENT then press ve to select 2s DIV 5s DIV 10s DIV 20s DIV or 60s DIV The waveform is now slowly traced on the display from left to right until the full screen is written Then the trace slowly shifts from right to left like a pen recorder The Roll mode is automatically turned off if a time base of 1s DIV or faster is selected Roll is an untriggered mode The Capture length and Single Shot functions are not available However the waveform can be frozen on the display by pressing 2 5 8 91 92 96 99 105 Users Manual Using Zoom to Increase or Decrease Time Resolution Zoom displays a waveform with increased time resolution giving up to 1000x magnification Use the following procedure to Zoom in a
123. itive pattern Many waveforms are built from a repetitive pattern or sequence of events For example a four cylinder car has four steps in its sequence or a variable frequency motor drive has a fixed number of pulses but varies the frequency and repetition rate The waveform on TP3 has four pulses in its sequence of varying amplitude To simulate the non triggerable waveform adjust the trigger level to a lower level 1 Press 472 2 Press 3 Press lt N lt 7 to highlight the trigger level and press to select 4 Use V 7 to adjust the trigger level to about 1 00V see Figure 8 9 SVDC10 1 8 2 VOFF 10 1 RUN 10ms 01Y TrigtAs 4CVC 2DIV MANUAL MORE TIM TRIGGER SLOPE DELAY LEVEL LEVEL Figure 8 9 Triggering on N CYCLE 8 14 91 92 96 99 105 Users Manual To use the N Cycle mode do the following 5 6 10 11 12 13 Press mesen Press to open the MORE TRIGGER window Press for page 2 Use lt 7 to highlight TRIGGER SPECIAL DELAY Press to open the list box Use S7 to highlight NCYCLE and press F5 to open the NCYCLE DELAY box Use lt 7 to set N CYCLE to 4 cycles Press F CLOSE to activate Press to close the window The N CYCLE sequence has a random starting position within the sequence of events As the N CYCLE counts trigger pulses it always provides a trigger output after the nth occurrence
124. itor the signal N Cycle Trigger function the input signal is divided by N before a trigger occurs This creates a stable picture for waveforms with a cyclic character Noise Extraneous electrical signal mostly unwanted Non Repetitive Pulse A random electrical waveform with no specific pattern or frequency Oscillations The up and down peaks of a waveform One oscillation consists of one complete up peak and one complete down peak Oscilloscope A device for viewing and diagnosing Appendixes 10 29 electrical signals such as waveforms Peak to Peak highest and lowest voltage value of a waveform Percentage of Pulse Width ratio of signal on time to its total cycle time as measured in percent Probe Calibration procedure that adjusts the ScopeMeter test tool internally to compensate for resistance variations between probes Probes Measuring conductor that connects the ScopeMeter test tool to a circuit specifically for use in the BNC jacks Pulse waveform that increases from a constant value then decreases to its original value Pulse Trains A repetitive series of pulses Pulse Width duration from the beginning to the end of a signal s on time or off time Range The quantity between two points or levels Recall The function of loading a stored Setup Screen or Waveform back into the ScopeMeter test tool Recurrent The ScopeMeter test tool continuously recurrently up
125. larity of the Displayed Waveform 5 4 ADJUSTING THE AMPLITUDE 5 4 ADJUSTING THE TIME BASE 5 5 POSITIONING THE WAVEFORM ON THE DISPLAY 5 6 ACQUIRING WAVEFORMS 5 7 Choosing Recurrent or Single Acquisition 5 7 Roll Mode EPIRI eee 5 7 Using Zoom to Increase or Decrease Time Resolution 5 8 SELECTING THE SCOPE SUBMENU 5 9 Capturing 10 or 20 Divisions 5 9 Smoothing the Waveform Average 5 10 TRIGGERING 5 11 Trigger Basics 5 11 Selecting a Trigger Source 5 12 Defining the Trace Start 5 12 Selecting a Trigger Slope 5 12 Selecting a Trigger Level 5 13 Selecting Auto Level 5 13 Choosing a Trigger Delay 5 13 DISPLAYING THE MINIMUM AND MAXIMUM OF A WAVEFORM 5 14 MAKING COMBINATIONS WITH INPUT A AND INPUTB 5 15 DISPLAYING MULTIPLE WAVEFORMS 5 15 ADAPTING THE DISPLAY 5 16 Selecting a Dot Size 5 16 Selecting a Display Grid 5 16 Adjusting the Trace Quality 5 16 MORE 5 17 5 2 91 92 96 99 105 Users Manual MAKING CONNECTIONS Scope connections are illustrated in Figure 5 1
126. le beep amp hold of last stable reading Relative Zeros present reading as a reference value Change change relative to a reference value 96 Scale 96 of user set 0 and 100 references Min Max Simultaneous display of present maximum minimum and average values with time Min Max TrendPlot Logs minimum maximum and average readings to memory at full accuracy and displays all three as graphs Uses automatic vertical scaling and horizontal time compression for hands free recording from 120 seconds to 40 days full screen Minimum maximum and average full accuracy 16 bit waveforms available to PC interface 7947 7922 7962 MEMORIES SAVE OR RECALL 2942 7922 Screen all displayed waveforms readings and setup 10 for Fluke 99 and 105 5 for Fluke 96 Waveforms individual waveforms with setting 20 for Fluke 99 and 105 10 for Fluke 96 Setups scenes complete test tool setting 40 for Fluke 99 and 105 20 for Fluke 96 SIGNAL GENERATOR 79 7922 7962 Sine Wave 1V pk pk at 976 Hz Source 400Q Square Wave 5V pk pk at 488 Hz 976 Hz or 1 95 kHz Source enne 4000 PROBE CALIBRATOR AC probe adjust at 5pk pk at 1 95 kHz COMPONENT TESTER 792 7962 Current Mode 0 to 3 mA in max 128 steps Max voltage o
127. ligator Clips PM9084 001 amp AC20 Single Input Connection with High Voltage Test Pin Single Input Connection with High Voltage Test Pin amp AC20 Dual Input Connections with Industrial Alligator Clips PM9084 001 amp AC20 Figure 4 Input Connections for Isolated Heavy Duty Industrial Measurements Chapter 1 Introducing your ScopeMeter Test Tool SCOPEMETER TEST TOOL FEATURES 1 2 USING THE HOLSTER AND THE TILT STAND 1 3 POWERING THE SCOPEMETER TEST TOOL 1 4 MINIMIZING SIGNAL NOISE 1 5 CHARGING THE BATTERY 1 6 Saving Battery 1 6 LOOKING AT ALL MEASUREMENT CONNECTIONS 1 7 Common Ground Inputs 1 7 Input Output Terminal Ratings 1 7 RS 232 Optical Interface Connection 1 7 READING THE DISPLAY 1 8 Reading a Dual 1 9 Reading a Scope Display 1 9 Reading a Window Display 1 9 USING THE KEYS 1 10 STEPPING THROUGH A WINDOW 1 12 USING ON LINE INFORMATION 1 13 1 2 91 92 96 99 105 Users Manual SCOPEMETER TEST TOOL FEATURES Your ScopeMeter test tool combines the capabilities of an easy to use digital storage oscilloscope with the versatility of a digital multimeter When you select a measurement fu
128. ling indicated on the top left of the display There should be two correctly formed pulses on the display Reduce the time base further to see the complete waveform 18 Uses te to slow the time base to 1sec DN The waveform is a 0 5s pulse that occurs every 4 seconds See Figure 8 13 ScopeMeter Test Tool Tutorial 8 19 E 2vDcio 1 2 0 10 1 NOTRIG MAN D y GND GLITC INPUT A DETECT MENU Figure 8 13 Trigger on DC Coupling Tips for low frequency measurements I Always choose DC coupling for low frequency measurements 11 IIl Make sure FREE RUN is off or the display will possibly be unstable If you are in doubt about the nature of a waveform use the following quick indication method Connect INPUT A only 1 Reset the ScopeMeter test tool FJ EX Press Fr to select the SCOPE mode Press 2 Press 1 Press turn GLITCH DETECT on oa ho Press to slow the time base Continue to slowly reduce the time base until you can see enough detail of the waveform to make the best amplitude time base and trigger settings When you select a time base of 2 sec DIV or slower the Roll mode is activated The Roll Mode functions like a pen recorder Try this on TP4 8 20 91 92 96 99 105 Users Manual MAKING SINGLE SHOT MEASUREMENTS WITH THE SCOPE A Single Shot measurement captur
129. m banana jacks This is done with DC coupled input A list box enables you to select the proper range 1 10 100 mV A or 1 V A Making Measurements 3 7 Page 5 of 7 Hz METER Measure the frequency of the input signal in Meter mode Hz SCOPE Measure the frequency of the waveform in Scope mode At least 11 5 cycles of this waveform must occur between the cursors duty cycle METER Measure the ratio between the time the signal is positive to the total period time in Meter mode It is shown as a percentage figure duty cycle METER Measure the ratio between the time the signal is negative to the total period time in Meter mode It is shown as a percentage figure pulse width METER Measure the duration of the average positive pulse of the waveform in Meter mode pulse width METER Measure the duration of the average negative pulse of the waveform in Meter mode Page 6 of 7 dBm DC METER decibel milliwatt Measure the power ratio of the DC component of a signal with respect to 1 mW in Meter mode This is done with DC coupled input You can choose 50 60 75 93 110 125 135 150 250 300 500 600 800 900 1000 or 12000 as reference impedance dBm AC METER decibel milliwatt Measure the power ratio of the AC component of a signal with respect to 1 mW in Meter mode This is done with DC coupled input You can choose 50 60 75 93 110 125 135 150 250 300 500 600 800 900 1000 or 12000 as reference
130. menu press F4 to use the ScopeMeter test tool as a predefined measuring tool for components This opens the Component Test menu 1 Select COMPONENT MENU and turn the component test on and off 6 18 91 92 96 99 105 Users Manual 2 Choose the type of TEST WAVEFORM the test tool outputs a slow voltage sweep 2V to 2V or current sweep 0 to 3mA 3 Choose the TEST PROBE COUPLING AC or DC coupling Connect the component to be tested between the red GENERATOR OUT and black COMmon 4 mm banana jacks Measure the component on INPUT A It s character istics are shown on the special measure display Auto Set cannot be used with the Component measure ment mode The given display shows a diode test with a slow voltage sweep 2 to 2V ov MA CONTR COMPONENT MENU Using Additional Capabilities 6 19 CHANGING THE RESET CONFIGURATIONS When you turn the test tool on it begins operation in the last known configuration and the main SCOPEMETER function menu appears Subsequent power ons maintain configuration changes made with keystrokes or through recall of a setup memory during the previous session Default settings are used at the first power on or after a reset You can reset the test tool at any time The ScopeMeter test tool can be reset in the following way Master Reset 24 A definition of Master Reset is given below Reset amp amp Same as Master Rese
131. n to the measurement common ground of the system under test This technique reduces or eliminates any power line related noise 1 6 91 92 96 99 105 Users Manual CHARGING THE BATTERY A WARNING TO AVOID ELECTRICAL SHOCK USE ONLY A BATTERY CHARGER THAT IS AUTHORIZED FOR USE WITH SCOPEMETER TEST TOOL Use the following procedure to charge the battery pack and power the instrument 1 Connect the Power Adapter Battery Charger to line voltage 2 Insert the Power Adapter Battery Charger low voltage plug into the Power Adapter connector of the ScopeMeter test tool The test tool can now be used while the NiCad batteries charge slowly If the test tool is turned off the batteries charge more quickly During operation when the batteries are low a blinking battery symbol E appears on the top right of the display When this occurs there is typically more than 30 minutes of operating time left 3 The Power Adapter Battery Charger uses a trickle charge for the batteries so no damage can occur if you leave it charging for long periods e g through the weekend Typically a 21 hour recharge provides 5 hours Fluke 91 92 96 and 99 4 hours of use Saving Battery Life When operated only on batteries the test tool conserves power by shutting itself down If no new keys have been pressed for 5 minutes or if the battery level is too low the test tool beeps and displays a message This prompts you to turn off the test
132. n is displayed n a message you can get more information about the conflict with the present setup when the icon is dis played If necessary the test tool asks for confirmation and disables the conflicting situation Figure 1 8 hows an example of a function info screen You can set the help level for on line information to high or low This is explained in Chapter 6 Function info MORE INPUT THPUT A H on You can turn INPUT on or of F nr invert the waveform on INPUT A Page of 1 on Displays the normal waveform invert Displays the waveform upside down The waveform is mot displayed To turn INPUT A on or of FE Press the F1 key to exit Info Press the FS key to open the box Press the up and down keys to choose Press the Fa key to close the Figure 1 8 Using On Line Information e When you have read the displayed information press to exit the information mode This returns the test tool to the latest setup before you pressed 4 and you can continue your measurement Chapter 2 Getting Started ADJUSTING THE DISPLAY Adjusting the Contrast Turning the Backlight On and Off SELECTING THE PROBE TYPE POWER ON CONFIGURATIONS Master Reset Default Startup Power on save memory PERFORMING AN EASY SETUP 2 5 USING THE DEMONSTRATION DEMO BOARD 2 6 Quick Measurement Demonstration 2 7 Performing Some Meter Operatio
133. n signal frequency Connection Connect the red scope probe from INPUT A to TP5 on the Demo Board Making the Measurement 1 Reset the ScopeMeter test tool F Press to select the SCOPE mode 2 3 Press 4 Press gt we to slow the time base if required to show three cycles on the display 5 Press 99 to freeze the display Freezing the display is not necessary when making cursor measurements but for this example it gives stable values that are easier to examine A MAKING CURSOR AMPLITUDE VOLTAGE MEASUREMENTS To select which Cursor measurements are to be made you do the following 6 Press to open the Scope mode Submenu 7 Press to open the MORE SCOPE window 8 Press for page 2 9 Use lt 7 to highlight CURSOR READINGS and press Fs to turn it on Now you can choose the different cursor readings 10 Use amp 7 to highlight ADD MAIN READING press to open the list box 12 Use lt N S to highlight V at left and press to select 12 Press to open the list box again for a next choice 13 Use lt N 7 to highlight dV and press to select 14 Press to close the window ScopeMeter Test Tool Tutorial 15 Use 5 to shift the waveform downwards to fit completely on the display 16 Use K 4 9 and K to horizontally position cursors as shown in Figure 8 18 As you move the cur
134. nal The test tool draws your attention with a beep when the measurement changes more than 100 digits In mode the alert warns you when the measurement falls to less than 5 of the measurement range Changing the Refresh Rate of the Display Select FAST to speed up the refresh rate in the measurement result display A fast refresh rate is useful when you are making adjustments and must see the resulting reading as quickly as possible Select SMOOTH to average readings over the last measurements 8 seconds at 5 ms div It reduces the influence of noise or unstable input signals Select no highlight to get the normal readings 4 12 91 92 96 99 105 Users Manual MAKING MEASUREMENTS IN METER AND EXT mV MODE In Meter and EXT mV mode you can make the same measurements as found in the Measure Menu To find these measurements select ADD MAIN READING in the Submenu MORE window This opens a list of all possible measurements For more details of the measurements see Chapter 3 An easy way to return to the factory default readings of the active main mode is to press RESET READING from the Submenu Changing the number of readings At the factory default setting the ScopeMeter test tool displays a combined numeric reading result and a waveform You can customize the number of readings on the display from one to a maximum of four On page 2 of the More window highlight READINGS ON DISPLAY select the new number 1
135. nction the test tool automatically chooses the best setup to analyze and compare complex waveforms or simply to read voltage levels ScopeMeter test tool features include e Digital Storage Oscilloscope e 3 4 digit 5 MHz Digital MultiMeter DMM e Battery power e Measure menu for quick setup e Continuous Auto Set function for hands off signal probing e Large memory for front panel Setups Waveforms and Screens e Min Max TrendPlot function with time stamp for long term recording e Optical to RS 232 interface port 600V isolation e Instant Information key Introducing The ScopeMeter Test Tool 1 3 USING THE HOLSTER AND THE TILT STAND The ScopeMeter test tool is cradled in a holster that provides 2 shock protection during rough handling All keys and SHERE connections are accessible with the holster in place You will NS ME need to remove the holster only to replace the batteries or AA b access the Quick Operating Guide See Chapter 9 for A SC battery replacement instructions Cet The test tool is also equipped with a multiposition tilt stand allowing viewing from different angles The stand can also be used to hang the test tool at a convenient viewing position Simply push up on the quick release and tilt the stand The tilt stand bracket is fully usable with the holster in place Typical positions are shown in Figure 1 1 Roc
136. ndix contains series of charts showing the menus of each individual direct hard key Menus are shown for the following keys Figure 10G 1 Figure 10G 2 Figure 10G 3 Figure 10G 4 Figure 10G 5 Figure 10G 6 Figure 10G 7 Figure 10G 8 SCOPE METER F1 SCOPE METER F2 SCOPE METER F3 SCOPE METER F4 SCOPE METER F5 MEASURE MENU INPUT A INPUT B SCOPE METER 82 Figure 100 9 lt Figure 106 10 Figure 106 117 Figure 100 12 otis Figure 10G 13 R Figure 10G 14 Figure 10G 15 d NOTE Troughout this manual an gt lt trough a model number 294 indicates that the function being discussed does not apply to that specific model number 10 32 91 92 96 99 105 Users Manual SCOPE SCOPE METER METER SCOPE METER F1 F2 SUB SUB MENU MENU MORE RECURRENT ZEROA GLITCH CURSOR MORE ZERO FAST RESET SCOPE SINGLE DETECT READING METER A SMOOTH READING FJ MORE SCOPE page 1 3 ae page i of 2 TRACE REPEAT RECURRENT RESET READINGS GLITCH DETECT CAPTURE LENGTH 20 divisions 1 MEASURE on WAVEFORM READINGS on DISPLAY 3 AVERAGE WAVEFORMS 1 PERSISTEHCE short MORE SCOPE page 2 of 3j RESET READINGS ADD READING dv SCALE READINGS 1 H MAIN READ
137. ng and Glitch detect on INPUT A are mutually exclusive Additional information about smoothing appears in Chapter 6 Waveform samples with and without averaging are shown in Figure 5 9 SOVDC10 1 I8 2VOFF10 1 Ops DIv Trig AL PEY SOvDC10 1 B 2 10 1 2p S DIY Trig AL 2DIV 2 CONTR MORE GAMMA ZERO 4 GLITCH CURSOR SCOPE SINGLE 4 DETECT READING Figure 5 9 Averaging gii 2550 amp GLITCH CURSOR RUN MANUAL SANG 256 ONTR DETECT READING Using the Scope Mode 5 11 TRIGGERING Trigger Basics Triggering tells the ScopeMeter test tool when to begin displaying the waveform You can select which input signal should be used as the source on which edge this should occur and at what waveform level it should occur Finally you can tell the test tool to delay the waveform to be displayed with a specified time delay number of cycles or number of events The second top row on the display identifies the trigger parameters being used Trigger icons on the display indicate the position of the trigger delay and the trigger level Refer to Figure 5 10 For example 20 ms DIV TRIG A 120EVT 5DIV means that INPUT A is used as the trigger source with a positive slope The amount of trigger delay in time divisions is 5 and that the amount of trigger delay in events is 120 TRIGGER DELAY IN TIME DIVISIONS E ivocia B8 RUN 20ms DIV Tris A 1
138. ng measurement applications such as measuring different isolated transformer windings at the same time For those applications requiring true isolated grounds commons between inputs we recommend that you make two separate measurements or use two ScopeMeter test tools XII 91 92 96 99 105 Users Manual PREPARING TO USE THE DEMONSTRATION DEMO BOARD A Demo Board with 9V battery is included in your ScopeMeter test tool kit It generates different types of waveforms that can be measured at test points TP1 to TP5 All descriptions and measurement examples refer to a waveform that can be measured on the Demo Board Do not connect the Demo Board yet but when you make measurements do the following e Place the Demo Board on a non conductive surface e Connect the 9 volt battery and make sure that polarity is correct The displays and measurements shown in this manual are typical They will vary depending on the condition of the Demo Board battery XIII Non conductive surface Figure 2 Demo Board XIV 91 92 96 99 105 Users Manual XV Single Input Connection with Mini Test Hook Single Input Connection with HF Adapter Dual Input Connections with Mini Test Hooks Dual Input Connections with HF Adapters Figure 3 Input Connections for High Frequency Electronic Measurement XVI 91 92 96 99 105 Users Manual XVII Single Input Connection with Industrial Al
139. ns 2 10 Performing Some Scope Operations 2 12 2 2 91 92 96 99 105 Users Manual This chapter provides a 15 minute demonstration intended for those who are not familiar with the ScopeMeter test tool It gives some hands on experience with an emphasis on learning by seeing and doing Those who are familiar with the test tool can skip the following pages and continue to Chapter 3 e Press to turn on the test tool Operation begins in the last known configuration Factory default settings are used at the first power on Subsequent power ons maintain configuration changes made with keystrokes or through recall of a setup memory during the previous session 0000 Vrms AC idu 0001 VD 0000 RANGE 1 1 e SCOPE Q EXTmv Getting Started ADJUSTING THE DISPLAY Adjusting the Contrast e Use lt lt to adjust the contrast of the display to your preference Note that new contrast adjustment of the display is stored in memory until a new adjustment is made 877456 Figure 2 1 Contrast adjustment Contrast adjustment can also be made after you have pressed and you have highlighted the contrast with CN SUA and pressed F5 to select is then visible in the right bottom of the display Turning the Backlight On and Off 1 Press to turn on the backlight The actual power sou
140. ntage change tolerance when measuring a resistor 0128 input EXT PROBE RANGE 3k s Apo ogee cre orn ow Eni MORE ALERT as FAST RESET OHM SMOOTH READING Readings Displayed as a Percent of Scale 0 100 Scaling starts automatically when both 096 and 10096 values have been entered as the scaled reference values Use the following procedure example for Meter mode 1 From the SCALE READING list box highlight 0 100 and press 2 Use S to highlight REFERENCE 100 and press 3 Measure the value that will represent 100 4 Highlight NOW as the present 100 value and press to save the displayed value as 100 5 Repeat actions 2 to 4 for the 0 value 6 Press CLOSE to activate scaling and remove the window The present measurement result with respect to the defined range with a 096 and 100 value appears now as a scaled readout 4 14 91 92 96 99 105 Users Manual A typical scaling display is shown in the figure below MORE ALERT METER 0 4 52 NE PROBE 10 1 3y ZERO FAST RESET SMOOTH READING Stop Scaling To stop scaling do one of the following e Choose another function e Highlight SCALE READING in the More window press highlight off and press Readings Relative to a Minimum or Maximum Value Min Max Zero Min Max Zero A views the relativ
141. of 1 2 and 5 e g 10 ns 20 ns 50 ns S TIME ns 5ms DIV PIE EE Do MORE GND GLITCH PROBE INPUT A INPUT DETECT MENU ST7494 Figure 5 3 Time Base and Amplitude Adjustment 5 6 91 92 96 99 105 Users Manual POSITIONING THE WAVEFORM ON THE DISPLAY Considerable flexibility is offered in moving the trace s around the display 5 and m reposition the trace up or down four divisions This operation can be done separately for each input The key simultaneously repositions all traces left or right from 4 to 16 5 divisions Waveform positioning is demonstrated in Figure 5 4 E 2vnci i I z2voH i1n 1 PEU s T THPUT A Mua AC DETECT RUM MANUAL GND GLITCH PROBE 577495 Figure 5 4 Positioning the Waveform Using the Scope Mode ACQUIRING WAVEFORMS Choosing Recurrent or Single Acquisition You can instruct the ScopeMeter test tool to continuously update its display giving you a dynamic look at waveform activity as it occurs RECURRENT You can also tell the test tool to update its display only once yielding a snapshot record of waveform activity SINGLE termed Single Shot elsewhere in this manual From the Scope Submenu press to highlight RECURRENT for continuous display updates Pressing stops and starts an acquisition A HOLD on the top right of the display indicates that acquis
142. ondition Use of this equipment in a manner not specified by the manufacturer may impair protection provided by the equipment Environmental Data The environmental data mentioned in this manual are based on the results of the manufacturer s verification procedures 10 4 91 92 96 99 105 Users Manual MEASURE MENU The Measure menu gives direct access to over 30 measurements the best operating mode is automatically selected SCOPE MODE Continuous Auto Set Hands free signal probing Continuously follows input signals from 15 Hz to 50 MHz and automatically selects the proper time base input range and trigger level Min Max Envelope Records the waveform excursions with a grey scale envelope on both inputs 40 ns Glitch detect Sweep speeds 1 us per division or slower on INPUT A Grey scale display Analog like Grey scale display Waveform Average Smoothing up to 256 waveforms 10 samples in Roll mode Vertical Frequency Response 3 DC to 3100 MHz Fluke 105 DC to gt 50 MHz Fluke 91 92 96 99 AC coupled 10 Hz direct 1 Hz with 10 1 probe Coupling a o a AC DC Ground Rise TIme nit 3 5 ns Fluke 105 7 ns Fluke 91 92 96 99 Sensitivity iA en 1 mV to 100 V div to 1 kV div with 10 1 probe Current probe scaling 1 mA div to 100 000 A div Modes 55 64 horns A A B B A B A B A x B y A A FLUKE 91 Input
143. onically protected inputs no fuses are required CALIBRATING THE PROBES The following procedures describe dc calibration and ac adjustment for the 10 1 probe used on INPUT A red scope probe and INPUT B grey scope probe NOTE To meet full user specifications use the 10 1 probes only with the inputs on which they have been calibrated INPUT A Probe Calibration 1 Connect the INPUT A BNC input to the GENERATOR OUT red banana jack See Figure 9 2 Use the red scope probe and the red 4 mm banana adapter 2 Turn the ScopeMeter test tool on 3 Press 4 Press to open the PROBES MENU window 5 Use lt N 7 to highlight PROBE on INPUT A press s This opens the list box INPUT A Figure 9 2 INPUT A Probe Calibration Setup 91 92 96 99 105 Users Manual 6 Use lt N S to highlight 10 1 and press to select 7 Use lt 7 to select CALIBRATE PROBE on and press to calibrate The test tool outputs a voltage on the GENERATOR OUT banana jack to the connected probe 8 Adjust the trimmer screw in the probe housing of INPUT A to give an optimum square wave within the equal markers on the display see Figure 9 3 Figure 9 3 Adjusting the Probe 9 Press to continue The test tool automatically calibrates itself to the probe A message appears on the display indicating that calibration is successfully completed 10 Press to close the proce
144. otherwise incorrect measurements will be made 4 Press to open the MORE SCOPE window 5 Presse for page 2 Now select the phase measurement as main reading 6 Use lt 7 to highlight ADD MAIN READING and press Fs to open the list box 7 Use lt N lt 7 to highlight phase A gt B and press to select You have now selected a phase measurement but to see where it will actually occur it is best to activate the markers 8 Press for page 3 9 Press to open the SET MARKERS list box 10 Use S to highlight phase and press to select 11 Press to close the window You should now have a display that looks like Figure 8 20 E svnDcia i HOLO Indes Cursor readings on waveform PHASE A B FREBLIEHC 005 347 uz CONTR MORE 9049 SCOPE SINGLE Figure 8 20 Phase Measurement 8 32 91 92 96 99 105 Users Manual The phase measurement occurs at the mid level of the rising edges of the two waveforms beginning on the first edge after the left cursor The source waveform INPUT A period is used as the 360 degree reference For INPUT A the mid level is clearly identified but for INPUT B there was no sample made at the midpoint because of its sharp edge so the marker is located on the closest sample point Move the left cursor and the right cursor to the right and see how the markers position themselves to give either
145. ound throughout the manual Where necessary the warning and caution statements and or symbols are marked on the instrument A CAUTION identifies conditions and actions that may damage the test tool A WARNING IDENTIFIES CONDITIONS AND ACTIONS THAT POSE HAZARD S TO THE USER International electrical symbols used are explained below Caution see n DOUBLE explanation in manual INSULATION Protection Class Xy Common Lo input Recycling symbol symbol equal GO potential High BNC input DC Direct Current symbol sits Earth AC Alternating Current The terms Isolated or Electrically floating are used in this manual to indicate a measurement in which the ScopeMeter test tool COM common also called ground is connected to a voltage different from earth ground The term Grounded is used in this manual to indicate a measurement in which the ScopeMeter test tool COM common is connected to an earth ground potential The ScopeMeter test tool COM common inputs red INPUT A BNC shield grey INPUT B BNC shield and black 4 mm banana jack are connected internally via self recovering fault protection The input connectors have no exposed metal and are fully insulated to protect against electrical shock The black 4 mm banana jack COM common can be connected to a voltage above earth ground for isolated electrically floating measurements IX and is rated up to
146. pear on the display as two vertical and two horizontal lines The intersection of vertical and horizontal lines of the left cursor marks a point on the waveform The intersection of vertical and horizontal lines of the right cursor marks another point on the waveform The measurement takes place between these two points Use K 45 D and K 2 to move the left and right cur sors which designates the area for the cursor measure ment NOTE You can also find many cursor measurements when using the key These measurements are explained in Chapter 3 SVDC 10 1 8 2voFF10 1 RUN MANUAL Cursor readifas on wayeform LEFT AREA TO BE RIGHT CURSOR MEASURED CURSOR 577507 Using Additional Capabilities 6 3 When the cursor readings are turned on you can choose one or more measurements as follows 1 From Scope mode press to open to the More Scope window From the second screen page of the More Scope win dow highlight ADD MAIN READING Press s to open the list box The ADD MAIN READING list box allows you to choose which cursor measurement read ing to display A list of possible measurements is shown in Figure 6 1 RESET READINGS SCALE READINGS Qm H MEASURE on WAVEFORM READINGS on DISPLAY Mele to riant O Figure 6 1 Cursor Measurements Window Choose the type of Scaling Reading off ZERO A or off displays the measurement res
147. pression 6 13 Normal Mode Rejection 10 5 10 7 Number of Readings 4 12 O Ohm 3 4 4 4 10 6 Ohm Measurement 3 2 On Line Information 1 13 Optical Interface 1 7 6 14 10 9 Ordering Measurement Readings 3 10 Overload Protection 10 9 P Parts 10 10 PC Interface 10 10 Percent Change 4 13 Percent of Scale 4 13 Persistence 5 16 6 16 Phase 3 11 6 5 Phase Measurement 7 12 Positioning the Waveform 5 6 Potentiometer Testing 8 4 Power Adapter 1 4 10 15 Power Measurements 3 9 7 7 Powering 1 4 Print Options 6 14 Printer 6 14 Printer Types 6 14 Probe 10 9 Probe Accessory Set 10 12 Probe Calibration 9 5 Probe Calibrator 10 8 Probe Set 10 1 10 12 Probe Type 2 4 Protection X Pulse Response 7 14 Pulse Width 3 7 10 6 PWM Pulse Width Modulated Motor Drives 8 16 1 6 91 92 96 99 105 Users Manual Q Quick Indication Method 8 19 Quick Measurement Demonstration 2 7 2 8 2 9 Quick Operating Guide 1 3 10 14 Recall 10 8 Recalling a Screen 6 8 Recalling a Setup Configuration 6 10 Record 4 9 Record Length 10 5 Recurrent 5 5 10 4 Recycling 9 3 Relative Readings 4 12 Replacing the Batteries 9 3 Reset Configurations 6 19 Resistance Mode 4 4 Reversing the Polarity 5 4 Rise Time 3 8 6 5 7 15 8 29 10 4 Roll 5 5 10 4 Roll Mode 8 19 RPM 10 6 RPM 1 3 8 RPM 2 3 8 RS 232 1 8 6 14 RS 232 Adapter 10 10 S Safet
148. r correct decimal readout Figure 4 1 Measurement Connections Using the Dual Display Mode Functions SELECTING A MAIN MODE At power on the main menu at the bottom of the display is always shown To get the main menu from another menu or screen press 89 SCOPE Was Main menu EXImV Choose a main mode with any of the function keys SCOPE METER 2 or EXTmV The measuring result is then displayed SCOPE INPUT A and INPUT B 2942 are used to measure the signal waveforms You can set the amplitude of both waveforms time base speed and triggering for an optimum trace display See Chapter 5 for more information about SCOPE mode METER Signals supplied to INPUT A are measured Two measurement results appear initially on the display in a 3 2 3 digit numeric display At the same time you find the graphic representation of the waveform in the lower display 0356 Vrms AC ils 0225 v Dc input 3448 RANGE 10 10V EXTmV SCOPE aaa You can select the type and number of readings in the MORE METER window press and to open the window 4 4 91 92 96 99 105 Users Manual If necessary you can select the range of both the scope trace and meter display and the time base speed e Press to select the desired attenuation Ranges are from 1V to 3 kV Vrms 2 5 kV with 10 1 probe or from 100 mV to 300V
149. rce BATTERIES or POWER ADAPTER appears for a moment on the display NOTE Using the backlight shortens battery power operation time by about gt hour 2 Press G to turn off the backlight again 2 4 91 92 96 99 105 Users Manual SELECTING THE PROBE TYPE To prevent measurement errors ensure that your test tool is adapted to your probe at power on Note that the PM8918 probes delivered with the test tool have an attenuation of 10 1 For accurate measurement periodic probe calibrations are necessary This is explained in Chapter 9 User Mainte nance POWER ON CONFIGURATIONS There are two different ways to reset the ScopeMeter test tool the Master Reset and the power on save memory Master Reset Default Startup CAUTION A Master Reset clears everything saved in memory Never perform a Master Reset unless you are prepared to lose everything you saved in memory 1 Turn the ScopeMeter test tool off a 2 Press and hold 3 Press and release 2 The test tool turns on and you should hear a double beep indicating the Master Reset was successful The screen should display input A PROBE 10 1 on top of the waveform area 4 Release f Perform a Master Reset only to make sure that your test tool is in the initial settings condition Master Reset sets the test tool for using 10 1 probes See Chapter 6 for more information about Master Reset conditions Getting Started
150. re 6 13 Using Additional Capabilities 6 21 HEN EST TRIGGER SLOPE CONTROL manual DEFAULT TRIGGER DELAY no SEPARATION IHPLIT COUPLING OFF AVERAGING OFF TURM OFF Y MOVWE TURN OFF A versus B CURSORS am TORN OFF MATHEMATICS OFF GENERATOR 2 yes OFF DOT JOIN m Figure 6 13 Continuous Auto Set Window The items shown in this window are divided into three pages Select a page with PREVIOUS PAGE or NEXT PAGE 2 The first page in the window defines some basic actions taken during Auto Set Specify whether the Continuous Auto Set will optimize trigger source and trigger slope during measurement The factory default is auto Also specify whether Auto Set will reset trigger delay default is that any delay set will be turned off 3 The second page defines the input setup or items that are turned off when the Continuous Auto Set is active A B SEPARATION Default is auto both waveforms appear separated by two divisions A B COUPLING Default is DC both inputs are DC coupled TURN OFF AVERAGING Default is yes smooth function is turned off TURN OFF X MOVE Default is yes waveform in center of the display TURN OFF Y MOVE Default is yes waveform in center of the display TURN OFF A versus B Default is yes A vs B function is turned off The third page defines
151. see Figure 8 16 16 Press to activate the Min Max envelope mode 1VDC10 1 2 0 10 1 RUN 2ms DIV Tria R 2DI MANUAL MORE TIM ADJUS AUTO TRIGGER SLOPE DELAY LEVEL LEVEL Figure 8 16 Min Max Envelope ScopeMeter Test Tool Tutorial Averaging can be used to remove this random noise from the waveform The function will average a number of acquisitions and smooth out the random noise To use Average 17 Press ww mx to disable Min Max envelope 18 Press 19 Use lt N S to highlight scope average and press to select 20 Use to achieve an average factor of 32 You should now have a noise free trace on the display as shown in Figure 8 17 Note that Averaging slows down the waveform response Don t forget to deactivate it if not required otherwise the display will appear sluggish 21 Use lt 7 to set Average to OFF i TIME ADJUST AUTO DELAY LEVEL LEVEL Figure 8 17 Averaging a Waveform 8 26 91 92 96 99 105 Users Manual MAKING SCOPE CURSOR MEASUREMENTS 7927 Scope cursors can make measurements on 14 different waveform parameters of which a maximum of five can be presented in the display The definitions for each of these cursor measurements can be found in Chapter 6 Cursor measurements are made on the waveform contained between the cursors so it is possible to measure just part of the waveform such as the frequency of a burst rather than the mai
152. service center Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that the failure was caused by misuse alteration accident or abnormal condition of operation or handling Fluke will provide an estimate of repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Shipping Point THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARRANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE FLUKE SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA WHETHER ARISING FROM BREACH OF WARRANTY OR BASED ON CONTRACT TORT RELIANCE OR ANY OTHER THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court of competent jurisdiction such holding will not affect the validity or enforceability of any other provision Fluke Corporation or Fluke Industri
153. slope Its reference points were the top and bottom of the slope ScopeMeter Test Tool Tutorial B MAKING CURSOR TIME MEASUREMENTS In addition to amplitude measurements you can also make time measurements 1 Press once again to turn off 96 2 to open the MORE SCOPE window 3 Presse for page 2 4 Use S 7 to highlight ADD MAIN READING and press to open the list box Choose the following two time readings 5 Use ZN lt 2 to highlight rise time and press F5 to select 6 to open the list box once again 7 Use S to highlight frequency and press to select 8 Press to close the window 9 Use K gt D and D to locate the cursors as shown in Figure 8 19 E 2vDci0 1 8 2 0 10 1 HOLD lOms4DIV 1 201 AU Cursor readings on waveform A FREQUENCY RISE TIME 342 Hz 1 DD MORE SCOPE SINGLE Figure 8 19 Time Cursors Measurement 8 30 91 92 96 99 105 Users Manual The real frequency Hz measurement is an automatic measurement that occurs on the first full period contained between the cursors If the cursors are too close together for a full period to be recognized the test tool is unable to make a measurement and you see an answer of To correct this situation move the right cursor more to the right This frequency function makes simple measurements of sub frequencies possible Just move the le
154. sors left and right their intersection with the waveform is indicated by a horizontal dotted line Make sure that the left cursor is at the bottom of the waveform and the right cursor at the top see Figure 8 18 2VDC10 1 8 2vOFF10 1 HOLD 10 Tria R amp l 2DI U Cursor readings on waveform V at left 55 2 4 0 0 CONTR MORE ZERO GLITCH SCOPE SINGLE DETECT Figure 8 18 Volt Cursors Measurement 8 28 91 92 96 99 105 Users Manual The voltage at the left cursor is about 400 mV Remember that this waveform is DC coupled so you are measuring the absolute DC value Note that the ground is marked by the indicator To make absolute DC measurements such as Vrms Vmean Vmax peak Vmin peak V at LEFT or V at RIGHT you must always use DC input coupling To make measurements referenced to certain waveform levels first locate the cursors on the two levels use the present positions 17 Press and you will see that ZERO A is activated highlighted The dV readout now changes to 0 00 AV Move the left cursor to the right 18 Press until it is about halfway up the slope You should have the same value for both cursor readouts because the absolute voltage change is the same for both functions To see this as a change 19 Press rs and is activated highlighted The dV readout is about 50 because you moved the left cursor halfway up the
155. st Box e Press TIME to open a list with time measurements pulse width METER pulse width METER SCOPE 1 dt SCOPE rise time SCOPE TIME List Box CANCEL ignores the TIME window selection and returns to the Measure menu again 3 10 91 92 96 99 105 Users Manual ORDERING MEASUREMENT READINGS At default three measurement readings are displayed at the same time although you can display up to four readings See Chapters 4 and 6 for more information When you exceed the number of selected readings all readings shift down one and your latest chosen measurement is placed on top Notice that the previous bottom reading is then removed MEASURING FUNCTIONS NOT AVAILABLE FROM THE MEASURE MENU There are also a few more measurements that you can only find in the Scope Meter or EXT mV modes These are listed below Chapter 4 describes how to select the Meter and EXT mV mode measurements and Chapter 5 the Scope mode measurements Additional measurements for Meter and EXT mV modes Vrms AC no DC Measure the RMS Root Mean Square voltage of the input signal in Meter mode This is done with AC coupled input so that the DC signal component is blocked and the range is optimized for the AC signal component The V DC reading is inhibited due to AC coupling In some cases this measurement gives one more digit of resolution over Vrms AC DC coupled dBV AC DC decibel Volts Measure the voltage ra
156. st of the repetitive waveforms with some exceptions which can be split into three types Complex Waveforms such as modulated signals Slow repetitive signals under 15 Hz See Making Low Frequency Measurements With the Scope further on in this Chapter Single Shot signals See Making Single Shot Measurements With the Scope further on in this Chapter The following example covers the first of these unusual signal areas ScopeMeter Test Tool Tutorial 8 11 Connection Connect the red scope probe from INPUT A to TP3 on the Demo Board Making the Measurement 1 Reset the ScopeMeter test tool 2 Press to select the SCOPE mode 3 Press The waveform appears to have a number of levels Adjust the time base and amplitude to give a display as shown in Figure 8 7 4 Use xl to move the ground level to the third division from the bottom The ground icon ms on the right side of the display identifies the ground level 5 Press to increase amplitude if required 6 Press to set the time base to 10 ms DIV if required The waveform in Figure 8 7 has five distinct levels The trigger level chosen by Auto Set is the best position of the waveform Because this waveform has pulses on different levels triggering occurs on the largest pulse This results in a stable display The waveform can now be clearly seen as a repetitive block of four different pulses 2VDC 10 1
157. t but does not clear the memories CAUTION A Master Reset clears all Screen Waveform and Setup memories The Master Reset includes the following settings e Meter Mode e Three Readings for Meter Mode and two Readings for Scope Mode Autoranging Backlight Off Probe Scaling 10 1 All Memories Cleared Generator Off e Print Format Screen e Printer Setup FX LQ Graph 1200 Baud To perform a selective reset do the following 1 From the User Options menu press to open the RESET MENU see Figure 6 11 2 Choose the reset options which include the default settings for Master Reset or selectively resetting any of the main modes e g Scope Meter Ohm Diode or EXT mV SCOPEMETER RESET SCOPE RESET METER RESET OHM RESET RESET EXTERNAL mV Figure 6 11 Reset Menu Window 3 Press 5 to reset Some of the configuration settings can be preset to become active at every power on 1 From the User Options menu press F MORE OPTIONS and open the STARTUP MENU window see Figure 6 12 91 92 96 99 105 Users Manual CLEAR at RUN TRACE IDENTIFIERS i TRIGGER IDEMTIFIER OFF INFORMATION LEVEL Figure 6 12 Startup Menu Window 2 Specify on or off for each of the following whether or not to identify the waveform trace source TRACE IDENTIFIERS whether or not to identify the trigger source slope level and delay TRIGGER IDENT
158. tart the Single Shot measurement 10 Press gt The display is first cleared the rising edge of the pulse is now captured and the ScopeMeter test tool has returned to the HOLD mode see Figure 8 14 To capture the falling edge of the pulse in the Single Shot mode Press micer 12 Press to select the SLOPE 13 Press 2 to start the Single Shot You can now see the difference in the speed of the rising and falling edges of this waveform Note that in the Startup menu window you can configure the ScopeMeter test tool to clear the display each time a new Single Shot is started To find the Startup menu from the More User Options window first press 2 and then E 200 10 1 lE res TES rig in pM MORE RECURRENT EM GLITCH CURSOR SCOPE BEEM DETECT READING Figure 8 14 Single Shot Measurement 8 22 91 92 96 99 105 Users Manual Tips for single shot measurements I 11 Ill IV V Make sure DC coupling is on for the input being used Make sure that TRACE START is set for Wait for Trigger Set a trigger level that is above the base line noise but below the expected waveform amplitude Use TIME delay to ensure that you catch the start of the event for example 4 divisions Select a time base that is fast enough to catch the waveform yet slow enough to capture a sufficient length of waveform Often the use of the GLITCH DETECT mode
159. tepping through a window has a fixed sequence as shown in Figure 1 7 jo ea jo 8 ao xX M Figure 1 7 Sequence to Go Through a Window The fixed sequence is as follows i Press a MORE function key This opens a window Press PAGE or PREVIOUS PAGE to choose an item on page 2 or page 3 i CN or S Choose the item that has to be changed Open the list box D Nor S Choose the new parameter f This selects the new parameter and closes the list box Repeat steps through f for more items Y Close the window and continue measurements Introducing The ScopeMeter Test Tool 1 18 USING ON LINE INFORMATION You can get information about functions at any time by pressing The short descriptions will help you under stand how the test tool functions When you operate the ScopeMeter test tool the display provides information about the present condition or explains procedures taking place and asks for confirmation These messages are always displayed in a box More information is available by pressing This displays one or more pages of extended on line information More information is available under the following conditions Ina menu F1 to F5 you always can get information on the functions for every function key n a window you can get more information about the highlighted function when the KE ico
160. the window With INPUT A set for DC coupling and the waveform varying from about 0 to 4V the result of the Integrate function is a positive increasing line When pulses occur on INPUT A the integral result increases accordingly as shown in Figure 8 23 You can also use CURSOR READING to make measurements on the Math results t 5 00V gt 5 00 8 t 5 00 gt 5 00ms HT 25 5 GENERATE MATH COMPONENT MENU MENU MENU Figure 8 23 Integration of INPUT A 8 36 91 92 96 99 105 Users Manual The Math Filter function averages the last five and the next five samples and removes high frequency noise from low frequency waveforms Filtering is most useful to clean up single shot acquisitions To see the effect of the Filter function 1 Press FRA 2 Press P to open the MATH MENU window 3 Use lt N lt 7 to highlight MATH OPERATION and press to open the list box 4 Use lt N lt 7 to highlight filter and press fs 10 select Next choose the INPUT B waveform as the source for the filter function 5 Use lt 7 to highlight SOURCE 1 and press _ to open the list box 6 Use lt to highlight WAVEFORM and press s select 7 Use lt N 7 to highlight SCALE RESULT and press 5 to open the list box 8 Use lt 7 to turn scaling OFF and press to select to close the window 9 Press You now have a display as
161. tings MIN MAX MAX MIN and AVG You would accomplish this from the Scale Reading list box as follows 1 Use lt 2 to highlight 0 100 and press s 2 Use lt N CY to highlight REFERENCE 100 and press 3 Measure the signal The maximum value represents the 100 value 4 Highlight MAX and press 5 to set the recorded maximum value as 100 reference 4 16 91 92 96 99 105 5 Use amp to highlight REFERENCE 0 and press 6 Measure the signal The minimum value represents the 0 value 7 Highlight MIN and press to set the recorded minimum value as 0 6 reference 8 Press F CLOSE to remove the window The Min Max Scaling is automatically activated Since these entries set up a valid range the ScopeMeter test tool begins scaling with a display similar to the one in the following figure 0204 zom 0346 21 0278 ave ooonros s2 0009 ooonroo 00 0337 max min im MORE OPTIONS MINMAX TREND input EXT NO PROBE 4040 05 020 0 RESET DISPLAY PRINTER Users Manual Chapter 5 Using in Scope Mode MAKING CONNECTIONS 5 2 MAKING AN EASY SETUP 5 3 CONTROLLING INPUTS A ANDB 5 3 Selecting the Input 5 3 Selecting the Input Coupling 5 3 Capturing Glitches 5 4 Reversing the Po
162. tio of the AC and DC components of a signal with respect to a reference voltage in Meter mode This is done with DC coupled input dBV AC no DC decibel Volts Measure the voltage ratio of the AC component of a signal with respect to a reference voltage in Meter mode This is done with AC coupled input so that the DC signal component is blocked and the range is optimized for the AC sinal component Making Measurements 8 11 dBm AC decibel milliwatt Measure the power ratio of the AC component of a signal with respect to 1 mW in Meter mode This is done with DC coupled input dBm AC no DC decibel milliwatt Measure the power ratio of the AC and DC components of a signal with respect to 1 mW in Meter mode This is done with AC coupled input so that the DC signal component is blocked and the range is optimized for the AC sinal component dBW AC DC decibel Watt Measure the power ratio of the AC and DC components of a signal with respect to 1W in Meter mode This is done with DC coupled input dBW no DC decibel Watt Measure the power ratio of the AC component of a signal with respect to 1W in Meter mode This is done with AC coupled input so that the DC signal component is blocked and the range is optimized for the AC sinal component WATT AC DC Measure the AC and DC audio watts from the signal in Meter mode This is done with DC coupled input You can choose 1 2 4 8 16 500 as reference impedance W
163. to Chapter 6 for a complete description CONTROLLING INPUTS A AND B Press or 2942 to open the input settings menu MORE EGR GND GLITCH PROBE A INPUT A DETECT MENU Figure 5 2 Input A Menu Selecting the Input Press on the appropriate input to turn it on and off Selecting the Input Coupling Press on the appropriate input to select the input signal coupling The selection is shown in the upper line of the top displa y AC coupling allows for reading ac voltages above 40 Hz only DC coupling allows for reading ac and dc voltages The GND selection disconnects the input signal and displays the ground or zero level as a horizontal line Ground provides a useful tool for setting up the display to show a high dc level or voltage spike For example if you anticipate a high positive dc level select GND and press to move the ground level lower on the display A small marker box on the right side of the display identifies the ground level 5 4 91 92 96 99 105 Users Manual Capturing Glitches Press F on INPUT A to turn GLITCH DETECTion on This function displays the events that occur between two samples on INPUT A INPUT B is turned off The events can be glitches or other asynchronous waveforms that are 40 ns nanoseconds or wider NOTE GLITCH detection and AVERAGE are mutually exclusive Reversing the Polarity of the Displayed Waveform Press to open the MORE INPUT windo
164. tool or to continue If no key is pressed during the next 5 minutes the test tool turns itself off automatically When the is pressed ON the last configuration prior to the automatic shutdown will be restored Automatic power shutdown will not occur if Min Max is on or if any key is pressed Although recording will continue if the batteries are low memory retention is not jeopardized If the POWER ADAPTER is connected there is no automatic power shutdown Introducing The ScopeMeter Test Tool 1 7 LOOKING AT ALL MEASUREMENT CONNECTIONS The ScopeMeter test tool provides four signal connection points two safety BNC jack inputs red INPUT A and grey INPUT B 294 and two safety 4 mm banana jack inputs COM and 4 EXT mV This arrangement is shown Figure 1 3 All connections are positioned within a protective recess at the top of the instrument The banana jacks are also used as Waveform Generator Output 94 792 7962 EXT TRIGGER IN GENERATOR OUT EXT WCOM mV IEC 1010 1 CAT ALL INPUTS 600V INPUT A INPUT B Xy WARNI RISK OF SHOCK OR FIRE SEE WARNING ON REAR INPUT B is not available for FLUKE 91 Figure 1 3 Measurement Connections In SCOPE mode you can use the red INPUT A BNC jack and the grey INPUT BNC jack 942 as input In METER mode only the red INPUT A BNC jack is used as input In 2 t and EXTm mo
165. ts in the More Measure window are listed below Page 1 of 7 OHM Q Measure the resistor value of a resistor connected to the red and black 4 mm banana jacks DIODE 4 Test a diode that is connected to the red and black 4 mm banana jacks The red banana jack is the high input while the black one is the low The result is displayed as the forward or reverse voltage of a diode CONTINUITY Detect an open or closed circuit that is connected to the red and black 4 mm banana jacks A beeper draws your attention when the circuit is closed C PROBE EXT mV Detect a temperature in degrees Celsius with a Temperature probe optional that is connected to the red and black 4 mm banana jacks F PROBE EXT mV Detect a temperature in degrees Fahrenheit with a Temperature probe optional that is connected to the red and black 4 mm banana jacks ACCESSORY mV EXT mV Measure millivolts with an accessory that is connected to the red and black 4 mm banana jacks Making Measurements Page 2 of 7 NOTE INPUT A in Meter mode can make separate V DC and Vrms AC measurements on the same signal at the same time V DC and Vrms AC readings are normally displayed together V DC METER Measure the DC direct voltage of the input signal in Meter mode Vrms AC METER Measure the RMS Root Mean Square voltage of the input signal in Meter mode This is done with DC coupled input Allows AC component of signal to be displayed Vrms AC DC M
166. two cursors on the waveforms see Figure 7 12 Measuring Examples The display shows the phase between the waveforms on INPUTA and INPUTB phase gt 120 see Figure 7 12 To identify the point on the waveforms where the measure ment has occurred you can use the markers on page 3 within the More Scope window 200 10 1 8269 16 1 anions 81 201 Cursor readings on waveform phase dY 120 200 MORE GSS ZERO GLITCH SCOPE SINGLE DETECT k Figure 7 12 Phase Measurement with Markers 7 14 91 92 96 99 105 Users Manual MEASURING PULSE RESPONSE OF AN AMPLIFIER 7942 7927 In this example you will use cursors to measure the rise time of a pulse Rise time is an indication of the bandwidth limitation of an analog amplifier First you determine the 096 and 10096 reference points of the waveform to be measured These are the intersections of the waveform and the cursors This manual determination of the reference points enables you to ignore unwanted overshoot undershoot or ringing The test tool instantly measures the rise time between 10 and 90 For precise measurements set the slope to at least four time divisions Figure 7 13 Measuring the rise time of a pulse ON Do a Reset probe scaling factor is 10 1 F1 Set the test tool to Scope mode AUTO SET Select Continuous Auto Set TI
167. u know that you exceeded the maximum number of four waveforms NOTE The A versus B display is not counted in the four trace maximum 5 16 91 92 96 99 105 Users Manual ADAPTING THE DISPLAY You can adapt the display to your preference as follows 1 Press 2 Press to open the Display Menu window Selecting a Dot Size 3 Use N 7 to highlight DOT SIZE and press 5 to open the list box 4 Choose a dotsize SMALL MEDIUM or LARGE and press to select This selects the trace to be single double or triple width Selecting a Display Grid 5 Use S 7 to highlight SCOPE GRID and press to open the list box 6 Use lt N S 7 to choose between FULL QUAD RANT or BORDER Press to select any of the three BORDER provides time and amplitude division marks around the display QUADRANT adds horizontal and vertical division points as added reference points to the border display FULL adds a crosshatch pattern based on the horizontal time and vertical amplitude divisions on the display BORDER QUADRANT FULL Figure 5 12 Selection Adjusting the Trace Quality 7 Use _ to highlight PERSISTENCE and press to open the list box Persistence improves the trace quality when you measure on complex waveforms Choose one of the five persistence states short normal medium high or infinite to obtain the best image on the d
168. ults in normal values ZEROA displays a change to the reference value displays a change to the reference value as a percentage 4 Choose the waveform source with Measure on Wave form The source selection is determined by active dis play traces The traces can be obtained from the active display B or from waveform memory 5 Choose the number of Readings the test tool can display up to five cursor readings at the same time When you choose another main readings all readings will shift down one and your last chosen measurement is placed on top Notice that the bottom reading is then removed from the display Using the Markers Use the marker to identify the point on the waveform that a measurement has occurred or is expected to occur The marker appears on the waveform as an X 6 From the third screen page of the More Scope window press 5 to open the Markers list box A list box of markers in use is shown in Figure 6 2 Use or S7 to choose the marker Press to select Figure 6 2 Markers List Box 91 92 96 99 105 Users Manual SVOC 10 1 2vOFF10 1 RUN Cursor readings on waveform frequency 342 uz MORE 820 y SCOPE SINGLE In this example the markers are defining sample points for measuring frequency NOTE Markers be easier to see when you press and freeze the waveform 7 Press F to close the window
169. w Highlight INPUT A or INPUT B and press to open the list box You can turn on and off an input and invert the INPUT A and INPUT B display Invert reverses the polarity of the displayed waveform This is identified by the trace identifier on the display For example a negative going waveform would be displayed as positive going providing a more meaningful viewing perspective in some cases ADJUSTING THE AMPLITUDE You can use B m for INPUT A or INPUT B 294 to adjust input waveform attenuation Sixteen ranges are available A 1 1 probe can accommodate 1 mV to a maximum of 100V per division and a 10 1 probe can accommodate 10 mV to a maximum of 1 kV per division The amplitude can be changed in increments of 1 2 and 5 e g 100 mV 200 mV 500 mV The upper row of the top display shows the range and the type of probe for each input When a 10 1 probe is used with the 10 mV or 20 mV range averaging is turned on automatically AVG 4 appears on the display Using the Scope Mode ADJUSTING THE TIME BASE Press to increase or decrease the number of periods The time base readout is on the second row of the top display Refer to Figure 5 3 Available settings depend on the acquisition mode in effect and are as follows e Recurrent 5ns 10ns DIV 1s DIV e Single 100ns DIV 1s DIV e Poll 2s DIV 60s DIV Fluke 91 92 96 and 99 10ns DIV Fluke 105 5ns DIV The time base can be changed in increments
170. y CAUTION A Master Reset destroys all memory contents and leaves initial setup with its default settings Refer to Master Reset configuration further on in this chapter for a complete discussion of Initial Setup You can also delete a single memory location From the More Save window first choose the type of memory DELETE what you want to delete Screen Waveform or Setup memory Press SELECT ITEM to open a list box and choose the memory location you want to delete Use or S to highlight the memory number Press to delete the selected memory location Using Additional Capabilities SAVING TO MEMORY 94 922 You can save screens waveforms and setups to memory copy them between memories and recall them from memory Ten nonvolatile Screen memories 20 nonvolatile Waveform memories and 40 nonvolatile Setup memories are available For FLUKE 96 you can save five nonvolatile Screen memories 10 nonvolatile Waveform memories and 20 nonvolatile Setup memories e Press to open the Save to Memory menu MORE SAVE SAVE SAVE DELETE SAVE SCREEN WAVEFORMS SETUP MENU Save menu Saving a Screen Use this function to save the current active display image for future reference You can save a maximum of 10 screens For FLUKE 96 you can save a maximum of five screens e Press SAVE SCREEN to save the current screen in memory memory The test tool automatically uses the next available memory lo
171. y VIII 10 10 Safety Characteristics 10 3 Safety Protection X Save 10 8 Save Waveform 6 7 Saving a Screen 6 7 Saving a Setup 6 7 Saving Battery Life 1 6 Scale Result 6 11 8 34 8 35 8 36 Scaling 4 12 6 3 Scaling the Display 6 11 Scope 4 3 Scope Display 1 9 Scope Mode 1 7 Scope Operations 2 13 2 14 2 15 Scope Submenu 5 9 Screen 6 7 10 8 SELECT ITEM Key 1 12 Selecting the Input 5 3 Serial Printer Interface 10 10 Setup 6 7 Setups 10 8 Shock 10 9 Single Shot 8 20 10 4 Single Phase Circuit 7 7 Slow Ramp 6 17 Smooth 4 11 10 7 Smoothing 6 13 Index Special Functions Menu 6 11 6 17 Specifications 10 3 Speed Up the Refresh Rate 4 77 Stabilizing the Trace Display 8 8 Stable Display 8 13 Stable Measurement 4 8 Stand 1 3 Start Printing 6 16 Startup Menu 8 27 Submenu 4 17 Subtract 5 15 6 17 Supply 10 8 Surge Protection 10 9 Symbols VIII T Temperature 10 9 Temperature Measurement 7 2 Temperature Probe 3 4 7 2 Temperature Scaling 10 7 Testing Components 6 17 10 8 Testing Potentiometers 8 4 Three Lead Connection X Three Phase X Three Phase Measurement 7 9 Tilt Stand 1 3 Time Base 5 5 Time Delay 5 13 8 12 Time Measurements 3 9 8 29 Time Stamp 8 7 Top Display 1 9 Touch Hold 4 8 10 7 Trace Quality 5 16 Trace Start 5 12 Trend Plot 4 9 8 7 10 7 TRIG to left 3 11 6 5 TRIG to right 3 11 6 5 Trigger 10 5
172. z without probe or gt 5 Hz with a 10 1 probe can be measured accurately 201 4 Vrms AC iini 4307 PROBE 10 1 RANGE 34 MORE ALERT ZERO FAST RESET METER SMOOTH READING Figure 8 6 Vrms AC Display in Meter Mode 8 10 91 92 96 99 105 Users Manual To make the true RMS voltage measurement on this low frequency signal measure Vrms AC DC in the Measure Menu 16 Press MESS 17 Press E V 18 Use lt 7 to highlight Vrms AC DC METER and press Fs to select 19 Press four times to slow the time base to 100 ms DIV The waveform now looks like the DC measurement and a true Vrms AC DC measurement is made Tip In some cases AC coupled measurements give one more digit of resolution over Vrms AC DC coupled When making low frequency AC measurements with the test tool be sure to select Vrms AC no DC in the Meter mode and ensure the waveform display is stable If it is not manually reduce the time base Then you can be sure to make reliable measurements ASSISTING CONTINUOUS AUTO SET ON COMPLEX WAVEFORMS In the Scope mode Auto Set samples the inputs to see which have signals connected scales the waveform s to fit on the screen scales the time base to show a number of cycles of the waveform and sets the trigger level to the best position on the waveform Continuous Auto Set gives a stable display of mo

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