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Introduction

1. Set aperture to auto to get the highest accuracy measurement for the sampling rate configured dmm digitize aperture dmm APERTURE_AUTO Changqing Couns as optional Tine reading burier Capaciuy dereriines ikne acuual Count Emin E e eZen Comme ab Set the input impedance to auto so it selects 10 G for the 10 V range dmm digitize inputimpedance dmm IMPEDANCE AUTO Set the buffer size to the number of samples to capture both pre and post triggered data defbufferl capacity numofsamples Soe ke ose bourrer defburterl clear Select analog edge trigger to capature the power up behavior dmm digitize analogtrigger mode dmm MODE_EDGE Set edge slope to detect a rising edge dmm digitize analogtrigger edge slope dmm SLOPE_RISING Set edge level trigger to 3 V for the 5 V steady state output dmm digitize analogtrigger edge level 3 Define a trigger model that will capture 50 pre and 50 post triggered data Trigger Mode s eTo OC Une ikOCgor BLOCK bkGii hts ce OU R Cre COUNT NEN Tite trigger model setblock 2 trigger BLOCK_WAIT trigger EVENT_ANALOGTRIGGER Die TTT See clerk a Wicikemeie BEOL KS MPG INNES IE I HH trigger model initiate Waits for the trigger model to finish collecting data before proceeding waitcomplete print test ended 10 18 DMM7510 900 01 Rev A November 2014 Section 11 Troubleshooting FAQs In this section About this Section
2. Trigger pulse is output when the Notify Block generates an event POSS IE TE Oo les ean Meus es deen JE VE Nie Tab RYZ Load Component Binning trigger model template IRIS GL soe edb oaa H ETna aa E E eee Sills ee le 95 27 101 99 3 OEE Tay lias SANE aAa eE eee TE EIT ea a E Aan ESNS trigger model initiate waitcomplete H Olive bois E EO Stam E O dis Oe Display on front panel USER swipe screen after binning test completes display changescreen display SCREEN_USER_SWIPE display settext display TEXT1 Test Completed DMM7510 900 01 Rev A November 2014 Section 9 Integrating with the Model 3706A S using TSP Link In this section NN ELE E D EENE I EAE eds ceo ee eee eco 9 1 Equipment TEQUINEG sss sss s sees eee eee 9 1 Device COnneciOnS ee eee 9 2 Integrating with a Model 3706A S eSt 9 4 Introduction This application example demonstrates how to configure the Model DMM7510 and Model 3706A S System Switch to interact through TSP Link The application measures different types of signals on multiple channels in multiple slots of a Model 3706A S This is a common production test setup that monitors a variety of signals These signals are typically routed through a switch that can accommodate the performance and throughput of the test requirement The example includes e 30 channels that measure DC voltage at two different ranges in slot 1 e 10 channels that measure AC voltage in slo
3. DMM7510 900 01 Rev A November 2014 6 5 Section 7 Sampling temperature at a set time interval In this section Taos Gi EHET 7 1 Equipment FEQUINGG sese eee eee 7 1 Device CGOonnechiong ss sss sss vs ss sss s css sss sse esaea nenn en 7 2 Sample temperatures at a specific time Interval eee 7 3 Introduction This application example demonstrates how to use the Model DMM7510 to log temperature measurement data every minute over a 24 hour period It can be important for product quality during production or storage to know the ambient temperature of the testing environment You can use the Model DMM7510 to set up a temperature monitoring system that samples temperatures at a fixed time interval for an extended period Equipment required e One Model DMM7510 e 100 ohm RTD temperature probe such as Tektronix TP750 e One computer set up for remote communication with the Model DMM7510 Section 7 Sampling temperature at a set time interval Model DMM7510 7 Digit Multimeter User s Manual Device connections Use of a four wire resistance temperature detector RTD reduces the effects of lead resistance on accuracy and provides high stability You can use either the front or rear input terminals for this test Both front panel and rear panel connections are safety banana jacks Note that you must use either the front terminals or the rear terminals you cannot mix front and rear connections Make sure that the f
4. steele 4 ea luS E TIR L EVENT NOTIF Generate the timer event once when the timer delay elapses trigger timer 1 start generate trigger OFF Enable the timer to perform delay operation trigger timer 1l1 enable trigger ON DMM 7510 900 01 Rev A November 2014 7 5 Section 7 Sampling temperature at a set time interval Model DMM7510 7 Digit Multimeter User s Manual Wadt Or TRIGGER Key press from Front panel to stare Eragger model E EE e edie se T E Min tanker le ET IWA DE E E H DE K IRE a Z Se DE G A Oo Stare L D err TTT N H E H IRI TIE NG ET Make a measurement and store the reading in default buffer trigger model setblock 3 trigger BLOCK_MEASURE defbufferl Wait for timer delay to elapse ErPEgger modelaserblockw 4 ermlqqer BEO CP WALT Grigger ENV ENAME CO to block 2 for the number of times set by MeasCount trigger model setblock 5 trigger BLOCK_BRANCH_COUNTER MeasCount 2 Intitate trigger model and walt Until finished trigger model initiate display changescreen display SCREEN_USER_SWIPE display clear Display a message on the USER swipe screen to indicate test in progress Gas pita yexsecu kext Cilspiltay LEXLIL o Lest site progress waitcomplete Display a message on the user swipe screen to indicate test completion display e lear display serrexc display PEA Pi Frest Conp iere Print the temperature readings and the corresponding timestamps printbuffer
5. 1 defbufferl n defbufferl printbuffer 1 defbufferl n defbufferl relativetimestamps 7 6 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 7 Sampling temperature at a set time interval Test results The following figures show a sample graph and final test measurement for this application Figure 29 Model DMM7510 graph of temperature measurements Graph a Data Trigger IDLE Sa ware ETN mael a 28 18 C H 328 6970 X 27 88 C sIr 2757 27 42 C e27 27 C 27 11 C OO 06ks O8 60ks 17 32ks 25 05ks 34 50ks 43 22ks S1 85ks 60 48ks 69 12ks 77 75ks x defbuffert Time 1 defbufferl Meas 633ks div 60 59s 152 6m C div 27 12 C Figure 30 Model DMM7510 final temperature measurement defbuffert No Script IDLE A MEASURE TEMPERATURE 28 gt 402 C x DMM7510 900 01 Rev A November 2014 7 7 Section 8 Grading and binning resistors In this section Janga eli c a TTT 8 1 Instrument connections caiccsictarccscatccevtastcecwvasnsesseasaceedvasxdveatasten 8 2 Resistor grading and binning Lest sss eee eee eee 8 3 Introduction This application example demonstrates how to use the Model DMM7510 to perform benchtop binning operations It uses the trigger model and digital I O to control external component handling devices The Model DMM7510 can do simple pass or fail testing and grading and sorting Grading is commonly done for resistors an
6. Bais SGP eci Uo e A E E E E E E E A E 5 4 Uomo T Pemma eer rE O EE EREE RAEE een eee 5 5 eee ec see eee ENET EE EEA EE N TEE ET AE EA AE LE E E ETT 5 6 Measuring 4 wire resistance with offset compensation cs esseseees sese eee ee sese eee 6 1 Tae He a cee EN EEE EE EI PEE PE AEA EE EEE EE tect esac cede ee E E R 6 1 Equipment required s sese ee eee 6 1 Be T 6 2 4 wire resistance measurements with offset COMPENSATION see ee ee eee eee 6 3 Bre Be SOM E HEHE 6 4 BAK S aaia ane mae E A E ene TA ee er E ena E E E eerie 6 4 Bc Gla TOF CONAN A sena ee ee ee non ee eee ne ane en enero on one See en nee ee er et ar 6 5 THI settee cane E senna H 6 5 Sampling temperature at a Set time Interval sss esse esse es ese sese e enen eee 7 1 Trae c ie a E en reece te street snc erent een A ater rte ree teeter ene eee e ete 7 1 Equipment required sss sese eee eee eee 7 1 Device connections sese ee eee eee 7 2 Sample temperatures at a specific time Interval eee ee eee e eee 7 3 BAE ots aU Ng TTT 7 4 E r THT 7 5 P E MO ETT TTT 7 7 Model DMM7510 712 Digit Multimeter User s Manual Table of Contents Grading and binning resistors ssssssssss sss sre sss ss ess ees sese eee ennenen eee 8 1 PY Pe e T 8 1 instrument COMMCCU OIG soa tctnintniadededtedeswinsedeaedsindninodeosecndaancnsebscedecadeewonesbassenesaunioscdadeheansis 8 2 Resistor grading and DINNING teSt ccccceeccsececeeeceeeceeeeseeeeeeeseesaeeseueeeueeeeeeseeeseeeseeeenes 8 3
7. 5 Set up LAN Communications ON the COMPUTEL ccccccsseeeeeeeeeeeeaeeseeeeeeeeeeaeeseeeeeeeeessaaeeseeeess 3 6 Table of Contents Model DMM7510 7 Digit Multimeter User s Manual USE COMIC Ha TT 3 7 Connect a computer to the Model DMM7510 using USB sss eee eee eee 3 8 C mmnuncate wih the PINS II a aaea ea e cases eriari os garz r iaei aa er ee 3 8 US gre RRR TT a emma ae eee enna ete aera eee ee eee ener ee ne ee 3 12 Connect to the instrument Web iNterface ceeeeccccceccceeeseeceeeeeeeeeeeeeeeeeeseeeeeeeseeeeessaaaeeeeeeees 3 12 LAN troubleshooting Suggestiong eee eee eee 3 12 Tel 1 NE T 3 14 Review events in the event log eee eee eee eee 3 14 Determining the command Set YOU will USC sese eee eee eee eee 3 14 Making basic front panel measurements cs sssssssss sss s esec esse sese sees e eee seene eee 4 1 Tais Yoa penne ee E E cence cee ne ean Ne ee ee ert EE ee eee eo on T 4 1 Equipment required for this example eee eee eee ee ee eee 4 1 R a rn 4 2 Basic WOME PANG MBAS NSIS 1S sssini eE EESEL EEDEN 4 3 Measuring DC voltage with high accuracy sss sees esse esse sees sese s seene nenen ennenen 5 1 las ee 1 HEHEHE 5 1 ECE ona rit VUNG T 5 1 EI CONE IONO cceccsacganscsseesaccsacssescsencsaccdpcareaaeaes sues aaasaucasac taecauasaaiaaansaceiecspevesereeeseess 5 1 High accuracy DC voltage measurements eee eee e ee ee ee eee 5 3 usna the tont pane eee enema siamese eee tech E arc Oar vee een eee ee 5 3
8. FRONT REAR AMPS 3A 250v T INPUT LO DMM 7510 900 01 Rev A November 2014 10 15 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual Run the test using the front panel Set up the digitize function Press the POWER button on the front panel to turn on the instrument On the FUNCTIONS swipe screen select Digi V to select the digitize voltage function Swipe to display the SETTINGS swipe screen Set the Sample Rate to 1 000 000 Set the Count to 1 Press the MENU key Select Reading Buffers Set the Capacity to 10 000 Set up triggering Press the MENU key Select Graph Select the Scale tab Set the X Axis Method to All Select the Trigger tab Set Source Event to Waveform Select Analog Edge Set Level to 3V Set Position to 50 for the pretrigger position 0 Select the Graph tab to view the graph j To start capturing the buck converter power up behavior press the TRIGGER key on the front panel The pretrigger data is shown on the graph 12 Turn on the 12 V output from the power supply et ee Se oN n Se a ee eS Test results The front panel graph will show results that are similar to the following Figure 45 Power up test results Graph scale Trigger IDLE we RL d S69 V war 3 553 V w L 2 538V 2 030 1 523V 1 015 0 307V wA LOL PGs e265 CER Oats 137s 2675 2785 4085 S085 Togs 10 16 DMM7510 900 01 Rev A November 2014 Mod
9. November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 6 Measuring 4 wire resistance with offset compensation Figure 25 Front panel connections for 4 wire resistance measurements REMOTE O LAN O 1588 INPUT HI Resistor INPUT LO TERM NALS FRON REAR AMPS 3A 250v T SSS INPUT HI uN NE INPUT SENSE HI CAT II 300V MAX WY Resistor SENSE Q 4 WIRE SENSE LO ao 4 wire resistance measurements with offset compensation This application demonstrates how to use the Model DMM7510 to measure the resistance of a device or component You can make this measurement from the Model DMM7510 front panel or over the remote interface using SCPI code or TSP code For information about setting up remote communications see Remote communications interfaces on page 3 1 For this application you will e Reset the instrument e Select the 4 wire resistance function This method eliminates the effect of the lead resistance on measurement accuracy e Enable offset compensation e Make measurements from the front panel or the remote interface DMM 7510 900 01 Rev A November 2014 6 3 Section 6 Measuring 4 wire resistance with offset compensation Model DMM7510 7 Digit Multimeter User s Manual Using the front panel To set up the application from the front panel Press the POWER buiton on the front panel to turn on the instrument On the FUNCTIONS swip
10. Set the sample count to 100 SVE E REE e Setdefbuffer1 to store 100 points 7 TRAC TRIG DIG e Clear defbufferl TRAC DATA 1 100 defbufferl READ TRAC DATA ie Oe CS rou rer ik REL e Digitize the signal e Read the first 100 measurement and relative timestamp values from defbufferl Using TSP commands NOTE The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use TSB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes 10 6 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Send the following commands Reset the instrument to default settings reset Create a local variable to store the number of samples numofsample
11. TSP NO T E The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use TSB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes Using TSP commands nitialize the TSP Link network where node 1 is Model 3706A S5 and node 2 is Model DMM7510 T R Initialize if the I P ink State 1s not online Print an error message and quit state tsplink state print state LE stace online chen Print TErr ror Aan heck thara n runen hay a AE rene ode nber T Pee ER L a E r HHT TTT orr ee Ean ISS Wea end Reset both instruments to the default settings node 1 reset node 1 is Model 3706A S node 2 reset node 2 is Model DMM7510 DMM7510 900 01 Rev A November 2014 9 5 Section 9 Integrating with the Mod
12. Voltage Waveform Current Waveform Interval Measure or External Scan applications DMM7510 900 01 Rev A November 2014 11 5 Section 12 Next steps In this section Additional Model DMM7510 information cccceceecececeees 12 1 Additional Model DMM7510 information This manual has prepared you to start using your new Model DMM7510 7 Digit Graphical Sampling Multimeter for your application For more detailed information refer to the Keithley Instruments Model DMM7510 Reference Manual For related documentation software tools and drivers see the Model DMM7510 71 2 Digit Graphical Sampling Multimeter Product Information CD ROM Also see the Keithley Instruments website www keithley com htto www keithley con support for support and additional information about the instrument From the website you can access e The Knowledge Center which contains the following handbooks e The Low Level Measurements Handbook Precision DC Current Voltage and Resistance Measurements e Switching Handbook A Guide to Signal Switching in Automated Test Systems e Application notes e Updated drivers e Information about related products Your local Field Applications Engineer can help you with product selection configuration and usage Check the website for contact information C command command set 3 14 contact information s 1 2 D display touchscreen 2 5 E extended warranty 1 2 F FAQs 11 1
13. appropriate driver You must connect and power the physical instrument Press Next to continue E sB re diere er r poor Select Auto detect Instrument Driver Model Click Next The Configure USB Instrument dialog box is displayed with the detected instrument VISA resource string visible Click Next The Name Virtual Instrument dialog box is displayed Figure 18 Name Virtual Instrument dialog box l Letllev Change Enter a Virtual Instrument Name below The wizard will replace spaces with underscore _ characters Press Finish to save your changes Press Next to continue Press Cancel to quit this operation DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 3 Using a remote interface 9 In the Virtual Instrument Name box enter a name that you want to use to refer to the instrument 10 Click Finish 11 Click Cancel to close the Wizard 12 Save the configuration From the Keithley Configuration Panel select File gt Save Verify the instrument through the Keithley Communicator 1 Click Start gt All Programs gt Keithley Instruments gt Keithley Communicator 2 Select File gt Open Instrument to open the instrument you just named Figure 19 Keithley Communicator Open an Instrument Keithley Communicator HLEY Open an instrument SCPI 1240 203 10484M E 3 Click OK 4 Send a command to the instrument and see if it resp
14. connections Figure 33 Buck converter evaluation board connections overview S LXI awr Inductor current linearity test N Qe LAN O hi 4 CAT II ee lt 300V MAX SENSE ew Q4WIRE INPUT GB A INPUT LO Sp Lo Ripple noise and baz cycle power up behavior tests INPUT HI INPUT HI REMOTE O LAN O 1588 O LN REMOTE O 00 LAN O 1588 O CAT Il 300V MAX SENSE INPUT Q 4 WIRE HI i2v TERMINALS FRONT REAR AMPS HL 250v TERMINALS FRONT REAR AMPS 3A 250V INPUT LO INPUT LO 10 2 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms A WARNING To prevent electric shock test connections must be configured such that the user cannot come in contact with test leads or any device under test DUT that is in contact with the conductors Itis good practice to disconnect DUTs from the instrument before powering the instrument Safe installation requires proper shields barriers and grounding to prevent contact with test leads There is no internal connection between protective earth safety ground and the LO terminals of the Model DMM7510 Therefore hazardous voltages more than 30 V can appear on LO terminals This can occur when the instrument is operating in any mode To prevent hazardous voltage from appearing on the LO terminals connect the LO terminal to protective
15. cycle time is slow but accurate By reducing the values of these settings you can get faster but less accurate readings The balance between speed and accuracy depends on the needs of your specific application Using SCPI commands This sequence of SCPI commands sets up and runs a single high accuracy DC voltage measurement when a device under test is connected to the Model DMM7510 and controlled remotely You may need to make changes so that this code will run in your programming environment Send the following commands for this example application Command Description RST e Reset the Model DMM7510 SENG FUNC E ee e Set the instrument to measure DC Voltage OENGO VOLT RANG 10 e Set the measure range to 10 V E ERO INP AUTO e Set the input impedance to auto so the instrument ENO EDE DERE selects 10 GQ for the 10 V range TOEN VObl AZER ON e Set the integration rate NPLCs to 10 SENS VOLT AVER ICON REP e Enable autozero ENO VOUTE AVER COMIN LING e Set the averaging filter type to repeating ENG VOLT AVERTON e Set the filter count to 100 READ e Enable the filter e Read the voltage value it is a few seconds before the reading is returned DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 5 Measuring DC voltage with high accuracy Using TSP commands NO T E The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a softwar
16. earth if your application allows it You can connect the LO terminal to the chassis ground terminal on the front panel or the chassis ground screw terminal on the rear panel Note that the front panel terminals are isolated from the rear panel terminals Therefore if you are using the front panel terminals ground to the front panel LO terminal If using the rear panel terminals ground to the rear panel LO terminal Testing a buck converter A buck converter is a highly efficient switch mode DC to DC voltage step down converter It stores energy in the form of a magnetic field on an inductor In the on state the switch is closed and the input voltage charges the inductor In the off state the switch is open and the inductor discharges the stored energy as current flow through the load Some of the key measurements involved in testing a buck converter are e Ripple noise on the output voltage e Duty cycle from switch node voltage e Inductor current linearity with varying load e Power up behavior The following test will use the Texas Instruments LM25088 evaluation board EVM to demonstrate the digitizing capabilities of the Model DMM7510 Modifications were made to the LM25088 evaluation board to realize a 50 kHz switching frequency An input voltage of 12 V is used on all subsequent tests Since the maximum output current of the LM25088 is 3 A different resistive loads can be used to achieve a variety of loading effects as shown in the fo
17. following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use ISB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes DMM 7510 900 01 Rev A November 2014 10 17 Section 10 Capturing and analyzing waveforms Model DMM7510 7 2 Digit Multimeter User s Manual Send the following commands Reset the instrument to default settings reset Create a local variable to store the number of samples numofsamples 10000 Set the measure function to digitize voltage to capture the power up behavior GMM ch Gane A tune dim FUNC LD EGIT iAr VOLTAGE Voltage range must be fixed when using digitize voltage dmm digitize range 10 Set the sample rate to 1 Msample per second to capture any small glitch dmm digitize samplerate lep
18. front panel interface 2 1 using 2 1 M MENU key 2 12 P power on s 2 4 R remote command interface 3 1 S SCPI 3 14 T troubleshooting 11 1 FAQs 11 1 TSP e 3 14 W warranty lt 1 2 Index Specifications are subject to change without notice All Keithley trademarks and trade names are the property of Keithley Instruments All other trademarks and trade names are the property of their respective companies Keithley Instruments Corporate Headquarters 28775 Aurora Road Cleveland Ohio 44139 440 248 0400 lt Fax 440 248 6168 1 800 935 5595 www keithley com KEITHLEY A Tektronix Company A Greater Measure of Confidence 8 14
19. help you get started with the Model DMM7510 Keithley Instruments KickStart is a software program that allows you to set up your instrument and run a test without using any programming languages Keithley Instruments Test Script Builder tay a software tool that simplifies building test scripts if you are using the Test Script Processor TSP scripting engine Both software options are available on the Keithley Instruments website http www keithley com How do I upgrade the firmware A CAUTION Do not turn off power or remove the USB flash drive until the upgrade process is complete NOTE You can upgrade or downgrade the firmware from the front panel or from the virtual front panel Refer to Using the Model DMM7510 virtual front panel for information From the front panel or virtual front panel 1 Copy the firmware file upg file to a USB flash drive 2 Verify that the firmware file is in the root subdirectory of the flash drive and that it is the only firmware file in that location Disconnect any terminals that are attached to the instrument Turn on instrument power Insert the flash drive into the USB port on the front panel of the instrument From the instrument front panel press the MENU key Under System select Info Manage To upgrade to a newer version of firmware select Upgrade to New To return to a previous version of firmware select Downgrade to Older 10 If the instrument is controlled remote
20. high accuracy DC voltage measurements p L REMOTE P w AI LAN O L 1588 q CAT II H 300V MAX SENSE Q 4WIRE L INPUT INPUT HI L TERMINALS FRONT REAR AMPS 3A 250v T INPUT HI INPUT LO 300V MAX ES RDV PK AMPS 10A 250V SENSE Mi 0 4 WIRE Wl A WARNING To prevent electric shock test connections must be configured such that the user cannot come in contact with test leads or any device under test DUT that is in contact with the conductors It is good practice to disconnect DUTs from the instrument before powering the instrument Safe installation requires proper shields barriers and grounding to prevent contact with test leads 5 2 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 5 Measuring DC voltage with high accuracy High accuracy DC voltage measurements This application demonstrates how to use the Model DMM7510 to make a high accuracy DC voltage measurement You can make the measurement from the front panel or over the remote interface using SCPI code or TSP code For information about setting up remote communications see Remote communications interfaces on page 3 1 For this application you will e Restart the instrument e Select the DC voltage function e Set the integration rate to 10 power line cycles PLCs At 60 Hz line frequency 10 PLCs provide an aperture of 166 7 ms e Turn on autozero This enables the in
21. menus allow you to select configure and perform measure operations from the front panel The QuickSet icon at the top left of the main menu allows you to change the function adjust performance and set quick setup options You can also access the QuickSet menu by pressing the QUICKSET key on the front panel The Measure Settings menu contains settings for the presently selected measure function which is identified by the Function indicator in the upper right corner of the menu The settings that are available depend on which function is selected with the front panel FUNCTION key The Calculations menu contains settings that specify the way measurement information is processed and returned The Config Lists menu allows you to select an existing measure configuration list create a new list load configuration settings to and from the instrument system and view the settings of an index in a configuration list The Reading Buffers menu allows you to view the list of existing reading buffers and select one to be the active buffer You can also create save delete resize and clear buffers from this screen 2 12 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 2 Using the front panel interface Views menu The Views menus allow you to select configure and view data that was gathered from measure operations The Graph menu opens a screen that displays a graph of the measuremen
22. personal contact to prevent burns The symbol indicates a connection terminal to the equipment frame If this symbol is on a product it indicates that mercury is present in the display lamp Please note that the lamp must be properly disposed of according to federal state and local laws The WARNING heading in the user documentation explains dangers that might result in personal injury or death Always read the associated information very carefully before performing the indicated procedure The CAUTION heading in the user documentation explains hazards that could damage the instrument Such damage may invalidate the warranty Instrumentation and accessories shall not be connected to humans Before performing any maintenance disconnect the line cord and all test cables To maintain protection from electric shock and fire replacement components in mains circuits including the power transformer test leads and input jacks must be purchased from Keithley Instruments Standard fuses with applicable national safety approvals may be used if the rating and type are the same Other components that are not safety related may be purchased from other suppliers as long as they are equivalent to the original component note that selected parts should be purchased only through Keithley Instruments to maintain accuracy and functionality of the product If you are unsure about the applicability of a replacement component call a Keithley Instrume
23. the inductor current 10 10 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Inductor current measurement device connections Connect the test leads as shown in the following figure You can use either the front or rear inputs Ensure that the front panel TERMINALS button is set correctly F displayed for front R displayed for rear Note that you must use either the front terminals or rear terminals you cannot mix connections Both front panel and rear panel connections are safety banana jacks You can make these connections with two insulated banana cables for example the leads included with the Keithley Instruments Model 1756 Standard Test Lead Kit Figure 40 Inductor current linearity test connections a L 1 REMOTE P a K LAN O 1588 Q INPUT LO TERMINALS FRONT REAR AMPS 3A 250v T E Load Run the test using the front panel Running the inductor current linearity test from the front panel Press the POWER button on the front panel to turn on the instrument On the FUNCTIONS swipe screen select Digi I to select the digitize current function Swipe to the SETTINGS swipe screen Set the Sample Rate to 500 000 Set the Count to 50 Press the MENU key Select Graph to view the graph pe ee DLA T D ae Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual Inductor curr
24. use by qualified personnel who recognize shock hazards and are familiar with the safety precautions required to avoid possible injury Read and follow all installation operation and maintenance information carefully before using the product Refer to the user documentation for complete product specifications If the product is used in a manner not specified the protection provided by the product warranty may be impaired The types of product users are Responsible body is the individual or group responsible for the use and maintenance of equipment for ensuring that the equipment is operated within its specifications and operating limits and for ensuring that operators are adequately trained Operators use the product for its intended function They must be trained in electrical safety procedures and proper use of the instrument They must be protected from electric shock and contact with hazardous live circuits Maintenance personnel perform routine procedures on the product to keep it operating properly for example setting the line voltage or replacing consumable materials Maintenance procedures are described in the user documentation The procedures explicitly state if the operator may perform them Otherwise they should be performed only by service personnel Service personnel are trained to work on live circuits perform safe installations and repair products Only properly trained service personnel may perform installation and service pr
25. 014 10 7 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual 10 8 For this test you will Connect the 3 Q load resistor to the output terminals of the buck converter Connect one test lead to the switch node voltage of the buck converter Connect another test lead to the ground of the buck converter Supply 12 V of input voltage to the input terminals of the buck converter Reset the instrument Select the digitize voltage function and set sample rate to 1 Msample per second with a sample count of 100 View the data on the Graph screen Turn on vertical horizontal cursors to calculate the duty cycle percentage Device connections The connections for the duty cycle test are shown in the figure below a DA A Q 4 WIRE HI Figure 36 Duty cycle device connections INPUT HI REMOTE LAN S O 1588 CAT II O 300V MAX SENSE NGT i Load INPUT LO TERMINALS C FRONT REAR AMPS 3A 250v Run the test using the front panel Running the duty cycle test from the front panel oe ae oe D S Press the POWER buiton on the front panel to turn on the instrument On the FUNCTIONS swipe screen select Digi V to select the digitize voltage function Swipe to display the SETTINGS swipe screen Set the Sample Rate to 1 000 000 Set the Count to 100 Swipe to the GRAPH swipe screen Select the graph icon in the upper right of the swipe bar to view the Graph full screen Swip
26. 1 KEITHLEY MUX 2 CATI A Model 3706A S rear panel Analog backplane Model connector 3794 ST on FI FI a K a O L rek ans z ea LB S ta de IFS Pal G gt 2 sh ee CI Pel T FI a i E HE AMP3 E T f r FI T ad G zl iF B 46 ire lze rel re L 5 L J s E L L E E4 1 4 kel w ZG rj Er kad L BJ E FI a 1 F Em _ amp F ex x 8 kE ts me t b969899906 669808989 zej fe Er Er Le C t I Model 3721 ST screw terminal details Model 3724 ST screw terminal details A WARNING To prevent electric shock test connections must be configured such that the user cannot come in contact with test leads or any device under test DUT that is in contact with the conductors Itis good practice to disconnect DUTs from the instrument before powering the instrument Safe installation requires proper shields barriers and grounding to prevent contact with test leads There is no internal connection between protective earth safety ground and the LO terminals of the Model DMM7510 Therefore hazardous voltages more than 30 V can appear on LO terminals This can occur when the instrument is operating inany mode To prevent hazardous voltage from appearing on the LO terminals connect the LO terminal to protective earth if your application allows it You can connect the LO terminal t
27. 1 enter 192 168 1 101 in the browser address box Press Enter on the computer keyboard to open the instrument web page If prompted enter a user name and password The default is admin for both LAN troubleshooting suggestions If you are unable to connect to the web interface of the instrument check the following items 3 12 The network cable is in the LAN port on the rear panel of the instrument not one of the TSP Link ports The network cable is in the correct port on the computer The LAN port of a laptop may be disabled when the laptop is in a docking station The setup procedure used the configuration information for the correct ethernet card The network card of the computer is enabled The IP address of the instrument is compatible with the IP address on the computer The subnet mask address of the instrument is the same as the subnet mask address of the computer DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 3 Using a remote interface You can also try restarting the computer and the instrument To restart the instrument 1 Turn the instrument s power off and then on 2 Wait at least 60 seconds for the network configuration to be completed 3 Press the MENU key 4 Under System select Communication 5 Select the LAN tab 6 Verify the settings If the above actions do not correct the problem contact your system administrator Figure 20 Model DMM 7510 we
28. 7510 read my USB flash dne sese eee eee 11 2 How do I change the command aet7 sese eee eee eee 11 3 How do save the present state of the Instrumen eee ee eee ee eee 11 4 WUT GIG my Setngs chande Ssnan nann E E E S 11 4 What are the Quick Setup OOUOnS7 eee ee 11 5 BIGI E E E a a 12 1 Additional Model DMM7510 Inrormaion sss ss sees ee ee eee 12 1 Section 1 Introduction In this section Ui EE L A ae em stot E ae een erent ee tse OE Reo en on iene 1 1 Introduction to this manual sees eee ee 1 1 I UT 1 2 Coniact imonim Oi aertclaccdsenscaieasevs vestsemechiceedudsdesebosevsubasnescheucsause 1 2 CD ROM COMETI S crocia ra E AE 1 2 Organization of manual SECTIONS eee eee ee 1 3 Application Rs 2 1 8 een nee ee oe ee noe een ee 1 3 Welcome Thank you for choosing a Keithley Instruments product The Model DMM7510 is a 71 2 digit graphical sampling multimeter that expands standard DMM functions with high speed digitizing and large graphical color touchscreen display This DMM offers a broad range of measurement capabilities including 17 measurement functions In addition to industry leading DC accuracies functions such as Capacitance 10 amp current and 18 bit current and voltage digitizing are included Tying all these features together is a large 5 inch color touchscreen display that brings users an unprecedented combination of data visualization and interaction enabling users to gain deeper insight in
29. DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes In this example the Model DMM7510 makes one resistance reading After the code is executed the data is displayed in the Instrument Console of Test Script Builder Send the following commands for this example application Reset the Model DMM7510 to the default settings reser l 66t the measure function to 4 wire resistance dmm measure func dmm FUNC_4W_RESISTANCE Fnable autozero set to dmm OFF to disable dmm measure autozero enable dmm ON Bmable OfESee compensation Ser co dmm OPr to disable dmm measure offsetcompensation enable dmm ON Set the number of power line cycles to 1 dmm measure nplc 1 Read the resistance value print dmm measure read Test results The results of a low resistance measurement test using a 20 resistor are shown in the table below For example if the resistor specification a tolerance of 0 1 and a temperature coefficient of 15 ppm C a compliant resistor measures between 19 97 Q and 20 03 Q OFF 0 020035852875 kQ 0 019991329184 kQ
30. DUG COUN S0 e Set the sample count to 50 SU RUNG POTNO e Set defbufferl1 to store 50 points TRAC CLE e Clear defbufferl TRAC TRIG DIG pTRACG DATA le 505 er our e READ TRACED Ihe S02 E e o e R e Make digitize measurements Retrieve the readings from the buffer e Retrieve the relative timestamps from the buffer Using TSP commands NO T E The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use TSB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 At the prompt to reboot select Yes DMM 7510 900 01 Rev A November 2014 10 13 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual Send the following commands Reset the instrument to default settings reset Create a local variable to store the
31. GER key for a few seconds and select Continuous Measurement Change measure settings 1 Press the MENU key 2 Under Measure select Settings 3 Select Display Digits 4 Select 3 5 Digits 5 Press the HOME key The measurement now shows 31 2 digits To make a single measurement 1 Press the front panel TRIGGER key for a few seconds 2 Select Manual Trigger Mode 3 Press the TRIGGER key to initiate a single reading using the selected measure function Figure 22 Basic measurement test results defbuffert No Script DMM 7510 900 01 Rev A November 2014 4 3 Section 4 Making basic front panel measurements Model DMM7510 7 Digit Multimeter User s Manual Using the front panel to view the contents of a reading buffer 1 eee a ee Se Press the MENU key Under Views select Reading Table Data for the active reading buffer is displayed To display data for a different reading buffer select the buffer To view a specific data point select Jump To and enter the number of the data point Press the HOME key to return to the home screen DMM7510 900 01 Rev A November 2014 Section 5 Measuring DC voltage with high accuracy In this section vsa ET a Sememe memes see teeta eer S ince rene een 5 1 Equipment regulred sss sss s sees eee eee 5 1 Device elo 5 1 High accuracy DC voltage measurementS eee eee eee 5 3 Introduction This example application demonstrates how to use a Model DMM7510 to ma
32. NALS switch R ns front panel terminals are active a green F is visible to the left of a the FRONT REAR switch When the rear panel terminals are active a yellow R is visible to the left of the switch DMM7510 900 01 Rev A November 2014 2 3 Section 2 Using the front panel interface Model DMM7510 7 Digit Multimeter User s Manual Instrument power Follow the steps below to connect the Model DMM7510 to line power and turn on the instrument The Model DMM7510 operates from a line voltage of 100 V to 240 V at a frequency of 50 Hz or 60 Hz It automatically senses line voltage and frequency Make sure the operating voltage in your area is compatible You must turn on the Model DMM7510 and allow it to warm up for at least 90 minutes to achieve rated accuracies A CAUTION Operating the instrument on an incorrect line voltage may cause damage to the instrument possibly voiding the warranty A WARNING The power cord supplied with the Model DMM7510 contains a separate protective earth safety ground wire for use with grounded outlets When proper connections are made the instrument chassis is connected to power line ground through the ground wire in the power cord In the event of a failure not using a properly grounded protective earth and grounded outlet may result in personal injury or death due to electric shock Do not replace detachable mains supply cords with inadequately rated cords Failure to use properly rated cords may re
33. NT CHANNEL OREADY DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 9 Integrating with the Model 3706A S using TSP Link Node scan creace ww reate a scan list muxChannels LS L IRL Snipe LS 1l 1001 1020 ae DCE 1 m uzChannels 2 NU LS OSU aD 2 pE lt L c eT H H I 10311040 ACYV m xChannels 4 4001 4020 4AW RES muxChannelsCount lastcount 0 node 1 channel setpole 4001 4020 4 noce channel setboackolane 1001310204 RT T noce channel setoboackolane 10213 LOS eZ node wehannel set backplane I10313L0O4OW Maloy node 1 channel setbackplane slot4 4911 4922 Get channel count for each measurement configuration T 1 for 1 1 table getn muxChannels do node 1 scan add muxChannels i Mus G harne Count i no e IE HT aR EI REEE ER SHI T TTT HEES end Verime tche number of times the scan will run node l1 scan scancount 1 node 1 scan bypass node 1 scan ON node 1 scan mode node 1 scan MODE FIXED ABR DMM7510 900 01 Rev A November 2014 9 7 Section 9 Integrating with the Model 3706A S using TSP Link Model DMM7510 7 Digit Multimeter User s Manual 9 8 Create a Model DMM7510 trigger model that will wait for an input trigger from Model 3760A S indicating a channel is closed before making a measurement An output trigger will be sent to the Model 3706A S from the Model DMM7510 upon completing the me
34. ROTTE it MeasInterval TRIGger TIMerl STARt GENerate OFF e Set the notify 1 event to trigger the start of TRiGger TiMerl stAtTe ON the timer ERCE e BLOCKk WALT 1 7 Disriay e Generate a timer event once when the timer 5s IMRINGGSie 2 LOCI NOW 2 I delay elapses IR tegen ETOO k MEA Uro se r ou mer ls e Enable the timer TRIGger BLOCk WAIT 4 TIMer1 e Set trigger model block 1 to wait for front TRIGger BLOCk BRANch COUNt 5 MeasCont 2 panel TRIGGER key press 2 NID e Set block 2 to send NOTIFY1 to start the timer e Set block 3 to make a measurement and store it in defbufferl e Set block 4 to wait for the timer 1 event after the delay elapses e Set block 5 to go to block 2 MeasCount times e initiate the trigger model DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 7 Sampling temperature at a set time interval Using TSP NOTE The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use ISB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is confi
35. The Model DMM7510 automatically detects the type of communications interface LAN GPIB or USB when you connect to the respective port on the rear panel of the instrument In most cases you do not need to configure anything on the instrument In addition you do not need to reboot if you change the type of interface that is connected Section 3 Using a remote interface Model DMM7510 7 Digit Multimeter User s Manual Supported remote interfaces The Model DMM7510 supports the following remote interfaces e GPIB IEEE 488 instrumentation general purpose interface bus e Ethernet Local area network ethernet communications e USB Type B USB port e TSP Link A high speed trigger synchronization and communications bus that test system builders can use to connect multiple instruments in a master and subordinate configuration For details about TSP Link see TSP Link System Expansion Interface in the Model DMM7510 Reference Manual The rear panel connections for the remote communication interfaces are shown in the following figure Figure 12 Model DMM7510 remote interface connections DMM7510 rear panel Connect the computer to one of the remote interfaces GPIB communications The Model DMM7510 GPIB interface is IEEE Std 488 1 compliant and supports IEEE Sid 488 2 common commands and status model topology You can have up to 15 devices connected to a GPIB interface including the controller The maximum cable length is the
36. Trigger model template GradeBinning se eee eee eee 8 4 Overview Of the application sss eee ee eee 8 5 Ree c l are TTT 8 6 Gona TSF COMMEN Lo aot rae ene ane et Re re ea cae fee fe POE be rE eon ne eee ere te re ot 8 7 Integrating with the Model 3706A S using TSP LINK scceseeeseeeeeeeeeeeeeenees 9 1 gh o s a sioner een en eee nee E T arene eee ee a eee eee ae See See ae me err et ee ee er nee 9 1 ST Fee TS T TT 9 1 Bley feted ets gly eor a 9 2 integrating with a Model p lt T eh 16S incesescvserceceeecentre EEEE EARRA RRRA 9 4 Set up TSP nodes on the Model DMM7510 and Model 3706A S sese 9 4 ba F ETT HTH 9 5 R n TTT 9 5 Capturing and analyzing Wwaveforms css sssss sss sss esse esse es esse s ees sees eee eee 10 1 Tsis pe e 9 eee ee ee ee eer ect E E A eae eee ee ee ee eee eee 10 1 Tera bT eosapcesscsssasecessccacessecadonsdassedpsead nie nannenee ates RAE AA 10 1 DOCE CONNECCION THT 10 2 Rere a DUC AOU n 10 3 Ripple noise on the output voltage sss eee 10 4 Duty cycle from switch node voltage sese ee eee eee 10 7 Inductor current linearity with varying load sse sse eee ee eee 10 10 Ft SA EH 10 14 T celle ctl afore ale FAQS otes zantan abang anata naona erence eee ee ne eee eee eee 11 1 PR OE aT e e sae EE EE P A E EAEE EE ETA E oe eee 11 1 Where can find updated drivers css 11 1 Is there any software to help me get started 11 2 How do upgrade the firmware sees ee eee ee eee 11 2 Why can t the Model DMM
37. accurate readings e Setup a timer to make a temperature measurement every 60 seconds for 1440 times 24 hours using a trigger model DMM 7510 900 01 Rev A November 2014 7 3 Section 7 Sampling temperature at a set time interval Model DMM7510 7 Digit Multimeter User s Manual 7 4 Using SCPI commands This sequence of SCPI commands makes temperature readings every minute for 24 hours You may need to make changes so that this code will run in your programming environment In the table the SCPI commands have a light gray background The light brown shaded code represents pseudocode that will vary depending on the programming environment you use Send the following commands for this example application Command Description IRS I e Reset the Model DMM7510 HeesCoulias Laau e Define variables to make a measurement TSS meh ot Santa 0 every 60 seconds for 24 hours 1440 times S SII Se TEUN C COn TEMER elie ers e Set the instrument to measure temperature SENSe TEMPerature TRANsducer FRTD e Set the transducer type 4 wire RTD gt SENSe TEMPerature RID FOUR PT100 Se the RTD to type PT100 gt SENSe TEMPerature ODETector ON e Enable the detection of open leads TSENSe TEMPeraturesNPLCycles Set NPLC to 1 gt SENSe TEMPerature OCOMpensated ON Enable offset compensation O a e e O e Switch to the GRAPH swipe screen E TT lle Diddy Mo er Iie eue yell e Set up timer 1 with delay time of IRIGger TIMerl R H R L EE
38. aking basic front panel measurements on page 4 1 Shows the basic measure functionality using a single Model DMM7510 and a two terminal device under test e Measuring DC voltage with high accuracy on page 5 1 Shows how to use a Model DMM7510 to make a high accuracy DC voltage measurement e Measuring 4 wire resistance with offset compensation on page 6 1 Shows how to use the Model DMM7510 to accurately measure a resistance device e Sampling temperature at a set time interval on page 7 1 Shows how to use the Model DMM7510 to log temperature measurement data every minute over a 24 hour period e Grading and binning resistors on page 8 1 Shows how to use the Model DMM7510 to perform benchtop binning operations It uses the trigger model and digital I O to control external component handling devices e Integrating the Model DMM7510 and Model 3706A S with TSP Link see Integrating with the Model 3706A S using TSP Link on page 9 1 Shows how to configure the Model DMM7510 and Model 3706A S System Switch to interact through TSP Link The application measures different types of signals on multiple channels in multiple slots of a Model 3706A S e Capturing and analyzing waveforms on page 10 1 Shows how to use how to use the Model DMM7510 to capture voltage and current waveforms In this application you use both the digitize voltage and digitize current functions to directly interact with the waveforms DMM 7510 900 01 Rev A Nove
39. ample the output signals that represent the grading results are sent from the Model DMM7510 The signals are sent to the component handler which bins the devices The figure below shows the rear panel connections from the Model DMM7510 to the test fixture and the digital lines to the component handler In addition there is GPIB communication between the controller and the component handler Figure 31 Device connections for component binning Component Handler Test Fixture SENSE HI C HI 0 Aniv MAC ADDRESS INPUT e ez FUSE RATING E cari U swm R P 4 same e A pper mn ZE A n 6666 6666 v E 9 CO AXI st RRR RS 00009 l rra EI Ra 6 9 50 00Hz re EE Sva max iU WADE IN k 7 cua E 5 WE ITAL VO Be r TSP Link 123456789 Digital I O Lines DIO Model DMM7510 rear panel DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 8 Grading and binning resistors Resistor grading and binning test This resistance grading application uses limit tests to inspect a single resistor under test against multiple limits until the first failure occurs When the resistor fails it is placed into a designated resistance tolerance bin as defined by the limits Resistors are placed into bins based on the bit patterns that are assigned to the limits In this example the Model DMM7510 GradeBinning trigger model template is used to simpli
40. asurement before closing another the channel node 2 Jderourreri capacity nede li scan seepcount node 2 ceri1gger model scub lock il Dive EE O E we sels nedel Zi eriogger modell serblock 24 NOAS Pi eur ER bE NA HRE HEP I node 2 trigger model setblock 3 node 2 trigger model setblock 4 node 2 trigger EVENT_NOTIFY1 node 2 trigger model setblock 5 muxChannelsCount 1 2 node 2 trigger model setblock 6 myo can Cont OI E E node 2 trigger model setblock 7 Bode R S G EE EVENTE to ban BOR I nodol e E EE r MOda T E lock 3 Podel H R RR model serplock 9 Podel D G EH H OT E 1 RSS E R EE oe T E O muxChannelsCount 2 7 node 2 trigger model setblock 1l1 myo can Con EGELS EA node 2 trigger model setblock 12 Mode PZ IC ECEE EFE VENT etor Nk node 2 trigger model setblock 13 node 2 trigger model setblock 14 node erigger EVENTA NORTETT node 2 trigger model setblock 15 muxChannelsCount 3 12 O E RH n e R E moea C ONE I T E T ee o T oe 1 7 modele L r LGG Or sr VENI EE PETNE 1 node 2 trigger model setblock 18 node 2 trigger model setblock 19 node 2 trigger EVENT_NOTIFY1 node 2 trigger model setblock 20 muxChannelsCount 4 17 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 node 2 ELEC Cety EEE E tri
41. b interface home page d Keithtey DMMIS10 Hom x L e gt chal KEITHLEY ve A Tektronix Company Wren Reithbey com Model DMM7510 Hamme ae Admin Digital Multimeter LXI Home IP Contig Instrument hlode DMMTrSs10 Leg Manufacturer Keithley Instruments pand ibe Seria Number 0000006 Firmware Revision 110 04 Send TCP Raw Socket 5025 Telnet Port 23 Commands l Extract Data is Z Message Reading buffer defbuffert is 0 filled Help T 2014 Regd intrumenio Ai rights reserved The Home page of the instrument provides information about the instrument It includes e The instrument model number manufacturer serial number and firmware revision number e The TCP Raw Socket number and Telnet Port number e The last LXI message The history link opens the LXI Home page e The ID button which allows you to identify the instrument Refer to Identify the instrument on page 3 14 DMM7510 900 01 Rev A November 2014 3 13 Section 3 Using a remote interface Model DMM7510 7 Digit Multimeter User s Manual Identify the instrument If you have a bank of instruments you can click the ID button to determine which one you are communicating with To identify the instrument In the upper right corner of the Home page click the ID button The button turns green and the LAN status indicator on the instrument blinks Click the ID button again to return the button to its original color and return the LAN status indicator to
42. ble dmm measure autozero enable dmm ON Set the averaging filter type to repeating dmm measure filter type dmm FILTER_REPEAT_AVG Set tillver count to 100 dmm measure filter count 100 Enable filter dmm measure filter enable dmm ON Read the voltage value print dmm measure read DMM7510 900 01 Rev A November 2014 5 5 Section 5 Measuring DC voltage with high accurac Model DMM7510 7 Digit Multimeter User s Manua Test results The following table shows the tradeoff between accuracy and speed of measurements based on the integration rate NPLC averaging filter and autozero settings The first row of data is from the setup documented in this example The other rows show the results if the integration rate filter and auto zero settings are changed woe econ fe e ee time Seconds NPLC defbuffert No Script DMM7510 900 01 Rev A November 2014 Section 6 Measuring 4 wire resistance with offset compensation In this section Fd gare E a eee nee eee ae nn ene ea eR eee GNA a E oe eRe ee 6 1 Equipment TEQUINGG sss sss s sees eee eee 6 1 Device COnneciOnS e e eee 6 2 4 wire resistance measurements with offset compensation 6 3 Introduction This application example demonstrates how to use the Model DMM 7510 to accurately measure a resistance device To provide the best resistance measurement accuracy the four wire Kelvin measurement and the offset compensation m
43. ck If the circuit is capable of operating at or above 1000 V no conductive part of the circuit may be exposed Do not connect switching cards directly to unlimited power circuits They are intended to be used with impedance limited sources NEVER connect switching cards directly to AC mains When connecting sources to switching cards install protective devices to limit fault current and voltage to the card Before operating an instrument ensure that the line cord is connected to a properly grounded power receptacle Inspect the connecting cables test leads and jumpers for possible wear cracks or breaks before each use When installing equipment where access to the main power cord is restricted such as rack mounting a Separate main input power disconnect device must be provided in close proximity to the equipment and within easy reach of the operator For maximum safety do not touch the product test cables or any other instruments while power is applied to the circuit under test ALWAYS remove power from the entire test system and discharge any capacitors before connecting or disconnecting cables or jumpers installing or removing switching cards or making internal changes such as installing or removing jumpers Do not touch any object that could provide a current path to the common side of the circuit under test or power line earth ground Always make measurements with dry hands while standing on a dry insulated surface capable of wit
44. ck communication settings on the instrument 1 Press the MENU key 2 Under System select Communication The SYSTEM COMMUNICATION window opens 3 Select one of the four tabs GPIB USB LAN or TSP Link to see the settings for that interface 4 Press the EXIT key to leave the SYSTEM COMMUNICATION window without making any changes Set up automatic LAN configuration If you are connecting to a LAN that has a DHCP server or if you have a direct connection between the instrument and a host computer you can use automatic IP address selection If you select Auto the instrument attempts to get an IP address from a DHCP server If this fails it reverts to an IP address in the range of 169 254 1 0 through 169 254 254 255 NO T E Both the host computer and the instrument should be set to use automatic LAN configuration Though it is possible to have one set to manual configuration it is more complicated to set up DMM7510 900 01 Rev A November 2014 3 5 Section 3 Using a remote interface Model DMM7510 7 Digit Multimeter User s Manual To set up automatic IP address selection using the front panel 1 From the home screen press MENU Under System select Communication Select the LAN tab For TCP IP Mode select Auto Select Apply Settings to save your settings oe ef Set up manual LAN configuration If necessary you can set the IP address on the instrument manually You can also enable or disable the DNS settings and as
45. d inspects multiple limits until the first failure is received Sorting is also commonly done for resistors and inspects multiple limits until the first pass is received A WARNING To prevent electric shock test connections must be configured such that the user cannot come in contact with test leads or any device under test DUT that is in contact with the conductors Itis good practice to disconnect DUTs from the instrument before powering the instrument Safe installation requires proper shields barriers and grounding to prevent contact with test leads There is no internal connection between protective earth safety ground and the LO terminals of the Model DMM7510 Therefore hazardous voltages more than 30 V can appear on LO terminals This can occur when the instrument is operating in any mode To prevent hazardous voltage from appearing on the LO terminals connect the LO terminal to protective earth if your application allows it You can connect the LO terminal to the chassis ground terminal on the front panel or the chassis ground screw terminal on the rear panel Note that the front panel terminals are isolated from the rear panel terminals Therefore if you are using the front panel terminals ground to the front panel LO terminal If using the rear panel terminals ground to the rear panel LO terminal Section 8 Grading and binning resistors Model DMM7510 7 Digit Multimeter User s Manual Instrument connections In this ex
46. e acquired from a 5 V buck converter through the front panel touchscreen interface The touchscreen can be helpful in a variety of applications that involve transient signal analysis at a 1 Msample s sampling rate You can analyze signals from a microvolt to 1000 V up to 350 kHz ora microamp to 10 A up to 100 kHz Equipment required e One Model DMM7510 e A power supply e Buck controller evaluation board such as the Texas Instrument LM25088MH 1 NOPB Current Mode Non Synchronous Buck Controller Evaluation Board e Four insulated banana cables such as the Keithley Instruments Model 1756 Standard Test Lead Kit one set with two cables is provided with the Model DMM7510 you will need another set e Resistors for a varying load application the application shown here uses resistor from 3 QOQ to 8 Q e One computer set up for remote communication with the Model DMM7510 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual Device connections This application example consists of four tests with different connections An overview of the connections is shown in the figure below You can use either the front or rear panel connections for these tests Check the front panel TERMINALS switch to verify that the instrument is set to read the correct set of terminals F is lit for front terminals R is lit for rear terminals Note that you must use either the front terminals or rear terminals you cannot mix
47. e command set 5 You are prompted to reboot To verify which command set is selected from a remote interface send the command LANG To change to the SCPI command set from a remote interface send the command LANG SCPI Reboot the instrument To change to the TSP command set from a remote interface send the command LANG TSP Reboot the instrument DMM7510 900 01 Rev A November 2014 11 3 Section 11 Troubleshooting FAQs Model DMM7510 7 Digit Multimeter User s Manual How do I save the present state of the instrument You can save the settings in the instrument as a script using the front panel menus or from a remote interface After they are saved you can recall the script or copy it to a USB flash drive From the front panel Configure the Model DMM7510 to the settings that you want to save Press the MENU key Under Scripts select Create Setup The CREATE SETUP window is displayed Select Create A keyboard is displayed Use the keyboard to enter the name of the script Select the OK button on the displayed keyboard The script is added to internal memory Ye a g Using SCPI commands Configure the instrument to the settings that you want to save To save the setup send the command xSAV lt n gt Where lt n gt is an integer from 0 to 4 NO T E In the front panel script menus the setups saved with the sav command have the name Setup0x where x is the value you set for lt n gt Us
48. e screen select 4W Q to select the 4 wire resistance measure function Press the MENU key Under Measure select Settings Set Offset Compensation to On Press the HOME key The measurement readings are displayed in the top area of the Home screen E E en A Using SCPI commands This sequence of SCPI commands measures the resistance of a device or component The device under test is connected to the Model DMM7510 and controlled remotely You may need to make changes so that this code will run in your programming environment Send the following commands for this example application Command Description RST Reset the Model DMM7510 SOEN PUNC SERENS e Boet IO measure four wire resistance EN ERE C OCOM GD e Enable offset compensation gt SENS FRES AZER ON e Enable auto zero gt SENS FRES NPLC 1 e Set NPLC to 1 gt READ Read the resistance value 6 4 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 6 Measuring 4 wire resistance with offset compensation Using TSP commands NO T E The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use ISB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model
49. e the bottom of the graph screen until the Cursor Enable button is displayed Select the button until Vert is displayed to display vertical cursors Touch the red vertical cursor lines on the graph to move them to the change in high time and change in high of a single cycle The change is displayed as AX at the buttom of the screen DMM 7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Test results The front panel graph will show results that are similar to the following Figure 37 Duty cycle 2 Data Scale Trigger MAN amp 713 50 12 00 10 50 09 00 0750 06 00V SOV 03 00V 071 50 00 00 1507 1073 1048s 1049s 1050 10513 1052 1053 10s 1055s 10563 Cursor vert Figure 38 Duty cycle 3 Scale Trigger MAN amp 1046s L L 1050s 1 1 UH l 51 L 1 5 T 1054s 1055s 10565 Cursor DMM 7510 900 01 Rev A November 2014 10 9 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual e Ahigh 8 029 us e Aperiod 19 16 us e Duty cycle 8 029 us 19 16 us 40 e Expected output duty cycle x input 40 x12V 5V NO T E The red dots in the figures indicate an overflow condition which occurs because the 12 V measurement is over the 10 V measurement range Instead of increasing the range to 100 V which reduces the analog bandwidth to 6 kHz you can change
50. e tool that is available from the Keithley Instruments website You can install and use ISB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes This sequence of TSP commands makes a single high accuracy DC voltage measurement when a device under test is connected to the Model DMM7510 After the code executes the reading is displayed in the Instrument Console of Test Script Builder Send the following commands for this example application Reset the instrument to the default settings reset Set the measure function to DC voltage dmm measure func dmm FUNC_DC_VOLTAGE Set the measurement range to 10 V dmm measure range 10 Set the number of power line cycles to 10 dmm measure nple 10 Set the input impedance to auto so it selects 10 G for the 10V range dmm measure inputimpedance dmm IMPEDANCE AUTO Enable autozero set te dmm OFF to disa
51. ed GPIB cables Contact Keithley Instruments for shielded cables DMM7510 900 01 Rev A November 2014 3 3 Section 3 Using a remote interface Model DMM7510 712 Digit Multimeter User s Manual 3 4 Set the GPIB address Model 2450 is product Figure 14 Instrument GPIB connections Series 2650A 0000 800000008 800008 B 6 6 0000000000000000 ooo eA D OX OOO L 6 6 0000 00008888 OOO 0 0 0 0 0 000 0 0 00o x 0000 0000888 eee ee e SENSE GUARD OUTPUT 40V 50A MAX CHANNEL A E L INPUT KEMTHLEY The default GPIB address is 16 You can set the address to any address from 1 to 30 if it is unique in the system This address cannot conflict with an address that is assigned to another instrument or to the GPIB controller GPIB controllers are usually set to O or 21 To be safe do not configure any instrument to have an address of 21 To change the controller address see the documentation for the controller The instrument saves the address in nonvolatile memory It does not change when you send a reset command or when you turn the power off and then on again To set the GPIB address from the front panel S pi aa a Press the MENU key Under System select Communication The SYSTEM COMMUNICATION window opens Select the GPIB tab Next to Address select the number The GPIB Address dialog box is displayed Enter the addr
52. ee eee ee Where can find updated drivers Is there any software to help me get started 00008 How do upgrade the firmware sss eee eee Why can t the Model DMM7510 read my USB flash drive How do I change the Command Saet sss sees How do save the present state of the instrument Why did my settings change eee eee eee 1 What are the Quick Setup O0HOnS7 eee 1 ooh _ k ee k k k k k k k k k I I I wk k mK R GKM KM KM K 4 About this section This section helps you find answers to the most common questions encountered with the Model DMM7510 Where can find updated drivers For the latest drivers and additional support information see the Keithley Instruments support website To see what drivers are available for your instrument 1 Go to the Keithley Instruments support website htto www keithley com support 2 Enter the model number of your instrument 3 Select Software Driver from the list NOTE If you use the native LabVIEW or IVI driver you must configure the Model DMM7510 to use the SCPI command set For information on changing the command set refer to How do change the command set on page 11 3 Section 11 Troubleshooting FAQs Model DMM7510 7 Digit Multimeter User s Manual Is there any software to help me get started Yes Keithley Instruments provides Keithley Instruments KickStart and Keithley Instruments TestScript Builder to
53. el 3706A S using TSP Link Model DMM7510 7 Digit Multimeter User s Manual 9 6 e H Create a cont1oqurakion ust on Model DMM 510 mMamed my o CaN Onr I oL Index 1 is DCV 100 mV range 10 channel Index 2 as DCV LO V range 20 channel Todes o is ACV LNV ranga 9 Channel Index 4 is Resistance 4W 20 channel Ih node 2 dmm measure configlist create myScanConfigList node 2 dmm measure func node 2 dmm FUNC_DC_VOLTAGE node 2 dmm measure range 10 node 2 dmm measure nplc 1 node 2 dmm measure configlist store myScanConfighList D E l node 2 dmm measure func node 2 dmm FUNC_DC_VOLTAGE node 2 dmm measure range 1000 node 2 dmm measure autozero enable node 2 dmm OFF 9 ame me ET C AT ESE aao e OEA my R ELD EE n ex node 2 dmm measure func node 2 dmm FUNC_AC VOLTAGE node 2 dmm measure range 10 node 2 dmm measure autozero enable node 2 dmm OFF node Z lt dmm e e a e TET Ee ee E TD A E R T node dmm measure func node 2 dmm FUNC_4W_RESISTANCE node 2 dmm measure autorange dmm ON node Z l dmm measure autozero enable Ode lt l dmm OFF node arm EE contuglise E RE EEE EE 1ndex4 Handshaking between the Model DMM7510 and Model 3706A S C OnE gure Model DMM TOTT P Cink Tine Tro E E ED Erilgger from Model 37 0GA s Te EE I EH melange Miki PoainOeks Sieerelen A op aTa LET Diin MSS Ein E dN KHER ETP at from Model 3706A S ZC ONE igure Models DMM STO TSP
54. el DMM7510 7 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Using SCPI commands You may need to make changes so that this code will run in your programming environment Send the following commands Command Description RST e Reset the Model DMM7510 SSIES SIDING E A e Set the instrument to measure digitize voltage SENS DIG VOLT RANG 10 e Setrange to 10 V EN 8 DIPG 3 RH UIC e Set the input impedance to 10 GQ at 10 V gt SENS DIG VOLT SRATE le e Set the sample rate to 1 000 000 SUIS SIEM SOU IE Me lhl AUC Enable automatic aperture gt SENS DIG COUN 1 e Set the sample count to 1 optional TRAC POIN 10000 e Set defbufferl to store 10 000 points ee e Clear defbufferl SENS DIG VOLT ATR MODE EDGE Tomiie 2 JD CEMORO ORSR S ELSE EG EEE EDHE E TEV 3 s TRIG BLOC DIG 1 leE nG E E ee JLN NE TRIG BLOC WAIT 2 ATR e Enable analog edge trigger e Set the edge trigger to rising slope e Set the edge trigger level to 3 V e Setup a trigger model that digitizes voltage indefinitely while waiting for the edge trigger TRIG BLOC DIG 3 defbuffer1 5000 event and digitizes 50 post trigger readings LIN e Start the trigger model WAI e Wait for the trigger model to complete e Retrieve the readings from the buffer e Retrieve the relative timestamps from the buffer TRAC DATA 1 100 defbufferl READ PIRAC DATA I LOG detburteri REL Using TSP commands NOTE The
55. ent linearity results The front panel graph shows results that are similar to the following Figure 41 Inductor current linearity results at 3 ohms Trigger MAN amp 2048 A 1 96004 LEFZA 1 EA 16964 1 GORA 1 520A MAE K KI x1 244 6 12564 attis O891s 95975 0893s 08945 0375s 099B5 O897s O89Es Osis Scale Figure 42 Inductor current linearity results at 4 ohms Trigger MAN 1 5004 ETT 1 386A SERTER 1 252A 1 200A 1 138A 076A 10144 0 9524 i i i 0853s O854s 0855s 0856s 0857s 0358s 0859s 0860s 0861s 0362s Scale Figure 43 Inductor current linearity results at 8 ohms Scale Trigger MAN amp 920 0mA 910 0mA B40 0mA 77 O 0MA 700 0mA 630 0Mm A 560 0mA 490 0mA 420 0mA 350 0mA 280 0mA i 3077s 3978s 3979s 3980s 3981s 3902s 39835 3084s 3985s 3986s Scale 10 12 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Using SCPI commands You may need to make changes so that this code will run in your programming environment Send the following commands Command Description RST e Reset the Model DMM7510 OHS 7 NG UNG me CURR e Set the instrument to measure digitize current CENS e Die Oml RAe l e Setrangeto1A TSENG Die VOlbleskA LE S0Uies e Set the sample rate to 500 000 7SENS DIG VOLT APER AUTO e Enable automatic aperture SENS
56. erall Pass Bit Pattern which causes the component handler to place the resistor in the all pass bin For this example the same fail pattern is assigned to both the lower and upper bounds of the limits Therefore a fail bin contains resistances values in the range R P to R P P in this example is 20 10 5 or 1 You can assign different bit patterns for different limit values DMM7510 900 01 Rev A November 2014 8 3 Section 8 Grading and binning resistors Model DMM7510 7 Digit Multimeter User s Manual Trigger model template GradeBinning The trigger model template contains the settings for the number of components digital I O and limits The command parameters for the template are described in the following command and table SCPI command usage VIRMGGer LOAD Crad eB ran aino 7 lt COMpPONnehES gt Startulihine gt lt starehDakay gt TRT HES E EAE ane EURE ite a e aa E l EAEE Or pee Vell PaE Te See A B ETT O Ea E EAE Or a e aa EITE ON y a eo e aae ern a EEE HS HERE EE ON a a e A Rae a Dur Eer Nane TSP command usage trigger model load GradeBinning components startInLine startDelay endDelay EL T A EE ie oo ERE C P On EE drain oops a EON J SMU eA PAC Sides Sit e T a a e LOW BE E a C CoE a E EH limit4Pattern bufferName Parameter list R 100 Q P 10 100 10 110 Q R R 100 Q P 5 100 5 105 Q R 100 9 P 5 100 5 95 9 R 100 Q P 1 100 1 99Q In this example the reading b
57. ering the instrument Safe installation requires proper shields barriers and grounding to prevent contact with test leads There is no internal connection between protective earth safety ground and the LO terminals of the Model DMM7510 Therefore hazardous voltages more than 30 V can appear on LO terminals This can occur when the instrument is operating inany mode To prevent hazardous voltage from appearing on the LO terminals connect the LO terminal to protective earth if your application allows it You can connect the LO terminal to the chassis ground terminal on the front panel or the chassis ground screw terminal on the rear panel Note that the front panel terminals are isolated from the rear panel terminals Therefore if you are using the front panel terminals ground to the front panel LO terminal If using the rear panel terminals ground to the rear panel LO terminal Sample temperatures at a specific time interval This application demonstrates how to use the Model DMM7510 to measure temperature at fixed time intervals using commands sent over a remote interface You can make the measurement using SCPI code or TSP code For information about setting up remote communications see Remote communications interfaces on page 3 1 For this application you will e Reset the instrument e Configure the instrument to measure a temperature using a RTD type PT100 e Enable detection of open leads and offset compensation for more
58. es information Documentation for accessories that are available for the Model DMM7510 For the latest drivers and additional support information see the Keithley Instruments website htto www keithley com 12 BIMIMI7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 1 Introduction Organization of manual sections This manual is organized into the following sections e Using the front panel interface on page 2 1 Describes the basics of using the front panel interface e Using a remote interface on page 3 1 Describes the basics of remote communications and using the instrument web interface e Application examples see below Provides detailed examples of how to use the Model DMM7510 in some typical situations e Troubleshooting FAQs on page 11 1 Provides answers to frequently asked questions to help you troubleshoot common problems encountered with the Model DMM7510 e Next steps on page 12 1 Provides information about additional resources that can help you use the Model DMM7510 This PDF provides bookmarks for each section In addition the Table of Contents at the beginning of this manual lists the manual sections For more information about bookmarks see Adobe Acrobat or Reader help Application examples This manual provides application examples that show you how to perform tests from the front panel and over a remote interface The applications include e M
59. ess select OK DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 3 Using a remote interface LAN communications You can communicate with the instrument using a local area network LAN When you connect using a LAN you can use a web browser to access the internal web page of the instrument and change some of the instrument settings For more information see Using the web interface on page 3 12 The Model DMM7510 is an LXI version 1 4 Core 2011 compliant instrument that supports TCP IP and complies with IEEE Std 802 3 ethernet LAN There is one LAN port located on the rear panel of the instrument that supports full connectivity on a 10 Mbps or 100 Mbps network The Model DMM7510 automatically detects the speed The Model DMM7510 also supports Multicast DNS mDNS and DNS Service Discovery DNS SD which are useful on a LAN with no central administration NO T E Contact your network administrator to confirm your specific network requirements before setting up a LAN connection If you have problems setting up the LAN refer to LAN troubleshooting suggestions on page 3 12 Set up LAN communications on the instrument This section describes how to set up manual or automatic LAN communications on the instrument Check communication settings Before setting up the LAN configuration you can check the communication settings on the instrument without making any changes To che
60. ess the MENU key 2 Under System select Settings 3 Select the button next to Backlight Brightness The Backlight Brightness dialog box opens 4 Drag the sliding adjustment to set the backlight 5 Select OK to save your setting To set the backlight dimmer from the front panel 1 Press the MENU key 2 Under System select Settings 3 Select the button next to Backlight Dimmer The Backlight Dimmer dialog box opens 4 Select a dimmer setting Review event messages During operation and programming front panel messages may be briefly displayed Messages are either information warning or error notifications For information on event messages refer to Using the event log in the Model DMM7510 Reference Manual Figure 3 Example front panel event message Error The value entered 220 is beyond allowed range 210 to 210 Interactive swipe screens The Model DMM7510 touchscreen display has multiple screens that you can access by gently swiping left or right on the lower half of the display The options available in the swipe screen are described in the following topics DMM7510 900 01 Rev A November 2014 2 7 Section 2 Using the front panel interface Model DMM7510 7 Digit Multimeter User s Manual Swipe screen heading bar The heading bar of the swipe screen contains the following options Figure 4 Model DMM7510 swipe screens maximized and minimized defbuffer1 M1 No Script Screen element Description Mi
61. ethods are used for this test Offset compensation is a measuring technique that reduces or eliminates thermoelectric EMFs in low level resistance measurements The voltage offsets because of the presence of thermoelectric EMFs V gur can adversely affect resistance measurement accuracy To overcome these offset voltages you can use offset compensated ohms Equipment required e One Model DMM7510 e Four insulated banana cables such as the Model 1756 Standard Test Lead Kit that is provided with the Model DMM7510 you will need another set e One device to be tested the application shown here uses a 20 resistor actual resistance value can vary with availability and user discretion e One computer set up for communication with the Model DMM7510 Section 6 Measuring 4 wire resistance with offset compensation Model DMM7510 7 Digit Multimeter User s Manual Device connections 6 2 You can use either the front panel or the rear panel terminals for this application The following figures show the physical connections for the front and rear panels Note that you must use either the front terminals or the rear terminals you cannot mix front and rear connections The front panel and rear panel connections are both safety banana jacks To use the 4 wire connection method 1 Connect one set of test leads to the INPUT HI and INPUT LO terminals 2 Connect the other set of test leads to the SENSE HI and SENSE LO terminals 3 Connec
62. figuration In this configuration the device is connected between the INPUT HI and INPUT LO terminals To make the connections 1 Power off the Model DMM7510 2 Connect the test leads to the front panel INPUT HI and INPUT LO terminals as shown in the following figure 3 Connect the test leads to the resistor Figure 21 Model DMM7510 front panel 2 wire resistance measurement a LX REMOTE yr he Small 1588 O CAT II measurement SENSE ey rrent INPUT Q 4 WIRE HI 10 kQ resistor INPUT HI INPUT LO AMPS 3A 250V TERMINALS FRONT REAR AQ DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 4 Making basic front panel measurements Basic front panel measurements The following procedures show you how to make a measurement access settings for the measurement and view measurement data in a reading buffer You can make measurements continuously or manually When you make continuous measurements the instrument makes measurements as quickly as possible When you make manual measurements the instrument makes measurements when you press the TRIGGER key To make a measurement from the front panel 1 Press the POWER button on the front panel to turn on the instrument 2 From the Functions swipe screen select 2W Q Measurements begin to display on the top half of the home screen 3 If measurements are not displayed press the TRIG
63. figuration before reconnecting the host computer to a corporate network Contact your system administrator for more information Wait for the LAN status indicator on the front panel to turn solid green A solid green LAN status indicator confirms that the instrument was assigned an IP address Note that it may take several minutes for the computer and instrument to establish a connection DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 3 Using a remote interface Install LXI Discovery Browser software on your computer You can use the LXI Discovery Browser to identify the IP addresses of LXI certified instruments Once identified you can double click the IP address in the LXI Discovery Browser to open the web interface for the instrument The Keithley LXI Discovery Browser is available on the Keithley Instruments website htto www keithley com To locate the Keithley LXI Discovery Browser on the Keithley website 1 Select the Support tab 2 Inthe model number box type DMM7510 3 From the list select Software and click the search icon A list of software applications for the instrument is displayed 4 See the readme file included with the application for more information For more information about the LXI Consortium see the LXI Consortium website http www Ixistandard org Run the LXI Discovery Browser To run the LXI Discovery Browser software 1 From the Microsof
64. fy the application This trigger model template grades components resistors in this case into four tolerance levels for example 20 10 5 and 1 as defined by Limits 1 to 4 A single spot measurement is inspected against multiple limits which tighten progressively around the same nominal value Since there is no need to continue limit checking once the appropriate tolerance level for a resistor under test is determined this application typically immediately bins the tested resistors Since the limits are inspected in ascending numeric order the measured resistance is checked first against Limit 1 which is the 20 limit If the resistor fails this limit inspection its resistance value is outside of the 20 tolerance band and the trigger model outputs the Limit 1 Fail Pattern which causes the component handler to place the resistor in the Limit 1 fail bin 20 fail bin If a resistor passes the 20 limit test the resistance value is checked against Limit 2 which is the 10 limit value If the resistor fails this limit inspection the resistance is outside of the 10 tolerance band The trigger model outputs the Limit 2 Fail Pattern which causes the component handler to place the resistor in the Limit 2 fail bin 10 fail bin If a resistor passes the 10 limit test the resistance value is checked against Limit 3 which is the 5 limit value and so on If a resistor passes all the limit tests the trigger model outputs the Ov
65. g format settings The Calibration menu allows you to start or manage auto calibration Auto calibration removes measurement errors that are caused by the effects of temperature and time on components You can also review factory adjustment and verification dates The Info Manage menu gives you access to version and serial number information and settings for instrument firmware and reset functions DMM7510 900 01 Rev A November 2014 Section 3 Using a remote interface In this section Remote communications interfaces cccscceceeseeeeeeeeeeeeeeees 3 1 Supported remote interfaces eee eee ee 3 2 GPIB CONICAL ONS esi c in ctec ends p cinch ecenedatenenceascnteeieucnecdeeet 3 2 LAN GOrmrmUniGea ioane asa aiaa 090426 aaa oio 0 4904 Za 99 aaa A00 as 3 5 USB COTTA ONG eee cesses cmscecensceetremtaeeesaeeeietcaneiwaus 3 7 Using the web interface sse eee eee 3 12 Determining the command set you will USS sees 3 14 Remote communications interfaces You can choose from one of several communications interfaces to send commands to and receive responses from the Model DMM7510 You can control the Model DMM7510 from only one communications interface at a time The first interface on which it receives a message takes control of the instrument If another interface sends a message that interface can take control of the instrument You may need to enter a password to change the interface depending on the access mode
66. gger CEGE OTa trigger Z GEr LEIGOL sErAOGGEer lt ERLIE trigger trigger trigger TTT trigger H R E E ELE E E E LGT TTT pan ER ain ISO IS CONE JL IRL inin PEOCR NATT BLOCK_MEASURE ISLOR INT T LE T BLOCK BRANCH COUNTER ISC R OHNE JS INR TL BLOCK_WAIT BLOCK_MEASURE BLOCK NOTE Po hLOCh BRAN CE OVNI Ks BLOCK SCONEIG NEXT FROCK VALE BLOCK _MEASURE Po ROCKSNOT a gt BLOCK BRANCH COUNTER BLOCK_CONFIG_NEXT BLOCK_WAIT BLOCK_MEASURE iOS Kaew aia a BLOCK_BRANCH_COUNTER SSTA hace EE models on DOL a Model 3706A s aa Medel DMM 5L0 and wa e RER finished node 2 trigger model initiate To guarantee that the Model DMM7510 trigger model is at WAIT block delay 2 node 1 scan background waitcomplete Open all channels on slor 1 anol node 1 channel open slot1 slot4 4 HZ BE 2 DMM7510 900 01 Rev A November 2014 Section 10 Capturing and analyzing waveforms In this section PROG an N NOAN 10 1 Equipment reguired sss sees eee eee 10 1 Device connectionS e ee ee 10 2 Testing a buck GONVOIO Ni see ee eee ee 10 3 Introduction This example application demonstrates how to use the Model DMM7510 to capture voltage and current waveforms In this application you use both the digitize voltage and digitize current functions to directly interact with the waveforms The waveforms ar
67. ght brightness and GIMMEL ccccceeccccccseeeceeeceeeeeeeeceeeeeeeessaeeeeeesaaeeeeeessaeeees 2 7 REVIEW event messages eee ee eee eee eee 2 7 Interactive Swipe SCTeenS eee eee e e ee eee e 2 7 ee screen heading eT 2 8 FUNCTIONS swipe SCreen oa cxcencdconcessessteveracsecansvesinnicnncesinessdanseaadecsduesenernncsasiesinesodenseasiecndeasosceenes 2 9 SETTINGS swipe screen eee eee ee 2 9 STATISTICS SWIDE SCEE eicito ieia Oee E EEEE E EE 2 10 SECONDARY SWIPE SCIEGN ccccccccssseeececceeeecaeeesecceeeeeeeeeeeeeeeeeesseeeseeeeeeesseaasseseeeeessaaaeeeeeeees 2 10 EF TTT 2 11 GRAPH SWip SO T 2 11 EERE E a epee E A I I AA A N 2 12 Measure menu eee ee eee ee eee 2 12 I TEDI ese SA AIIE AAE A T EAE N E EA eee 2 13 Pe a a N AE S A E E E EST ENEE 2 13 See CA TTT 2 13 S L AE OEE va reece S A AEN EA sae os E EE A A TER 2 14 Using a remote interface sss esse esse esse sees s essea eean ennenen eena 3 1 Remote COMMUNICATIONS Interfaces ee ee ee ee eee 3 1 Supported remote IMG IAG E ace ccscezccnexesccccececccausienedencsccecebeoeencecnaeuegecedaucgecedeeetendesenaedeeds 3 2 GFG opi Ie ON rnnr inen 3 2 install the GPIB dver SONY Ale cco iaractevorassxcenct eure cess envereens Ena i rennin eens 3 3 Install the GPIB Cards in your Computer sss eee eee 3 3 Connect GPIB cables to your instrUMent sese eee eee eee 3 3 ere GFE IOO en ee ee A ee 3 4 LPT NAN AAR EEE 3 5 Set Up LAN communications on the Instrument eee eee eee eee eee eee 3
68. git Multimeter User s Manual Connect a computer to the Model DMM7510 using USB To connect the Model DMM7510 to a computer using a USB connection use Keithley Instruments Model USB B 1 which is shipped with the instrument Each Model DMM7510 needs its own USB cable to be connected to the computer To connect an instrument to a computer using USB 1 Connect the Type A end of the cable to the computer 2 Connect the Type B end of the cable to the instrument 3 Turn on the instrument power When the computer detects the new USB connection the Found New Hardware Wizard starts 4 Ifthe Can Windows connect to Windows Update to search for software dialog box opens click No and then click Next 5 Onthe USB Test and Measurement device dialog box click Next and then click Finish Communicate with the instrument For the instrument to communicate with the USB device you must use NI VISA VISA requires a resource string in the following format to connect to the correct USB instrument USBO gt USU epr r US TB TUS ST Seri al number INSTR Where e 0x05e6 The Keithley vendor ID e 0x7510 The instrument model number e serial number The serial number of the instrument the serial number is also on the rear panel e INSTR Use the USBTMC protocol To determine these parameters you can run the Keithley Configuration Panel which automatically detects all instruments connected to the computer If you installed t
69. gured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes This sequence of TSP commands makes a series of temperature measurements After the code executes the data is displayed in the Instrument Console of Test Script Builder Send the following commands for this example application Reset the instrument to the default settings reset Establish variables to make a measurement every 60 seconds 1440 times 24 hours MeasCount 1440 MeasInterval 60 SSS CO Measure Eel oSicene iba dmm measure func dmm FUNC_TEMPERATURE Configure to measure 4 wire RTD dmm measure transducer dmm TRANS_FOURRTD Enable the detection of open leads dmm measure opendetector dmm ON Select 4 wire RTD type to be a PT100 sensor dmm measure Lourred dmm RTD_PT100 Set the number of power line cycles to 1 dmm measure nplc 1 Enable offset compensation for more accurate readings dmm measure offsetcompensation enable dmm ON Display the GRAPH swipe screen display changescreen display SCREEN GRAPH SWIPE Set up timer 1 trigger timer 1 reset Timer delays each time the timer is triggered trigger timer 1 delay MeasInterval Set the notify 1 event to trigger the start of timer erigere ET
70. he Keithley I O Layer you can access the Keithley Configuration Panel through the Microsoft Windows Start menu 3 8 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 3 Using a remote interface To use the Keithley Configuration Panel to determine the VISA resource string 1 Click Start gt All Programs gt Keithley Instruments gt Keithley Configuration Panel The Select Operation dialog box is displayed Figure 15 Select Operation dialog box eithley Config Welcome to the Keithley Configuration Wizard This wizard will Select the Operation you want to perform Press Next to continue Press Cancel to quit this operation 2 Select Add 3 Click Next The Select Communication Bus dialog box is displayed Figure 16 Select Communication Bus dialog box ceithley Add Select the Communication Bus connecting this computer to the physical instrument Press Next to continue Press Cancel to quit this operation Sa l a i Uliyay porate 4 Select USB 5 Click Next The Select Instrument Driver dialog box is displayed DMM7510 900 01 Rev A November 2014 3 9 Section 3 Using a remote interface Model DMM7510 7 Digit Multimeter User s Manual 3 10 Figure 17 Select Instrument Driver dialog box f eithley Add Wiz Select the Instrument Driver Model of the physical instrument Select Auto detect Instrument Driver Model to have this Wizard choose an
71. hstanding the voltage being measured For safety instruments and accessories must be used in accordance with the operating instructions If the instruments or accessories are used in a manner not specified in the operating instructions the protection provided by the equipment may be impaired Do not exceed the maximum signal levels of the instruments and accessories as defined in the specifications and operating information and as shown on the instrument or test fixture panels or switching card When fuses are used in a product replace with the same type and rating for continued protection against fire hazard Chassis connections must only be used as shield connections for measuring circuits NOT as protective earth safety ground connections If you are using a test fixture keep the lid closed while power is applied to the device under test Safe operation requires the use of a lid interlock lfa screw Is present connect it to protective earth safety ground using the wire recommended in the user documentation The A symbol on an instrument means caution risk of danger The user must refer to the operating instructions located in the user documentation in all cases where the symbol is marked on the instrument The AN symbol on an instrument means caution risk of electric shock Use standard safety precautions to avoid personal contact with these voltages The AN symbol on an instrument shows that the surface may be hot Avoid
72. ing TSP commands Configure the instrument to the settings that you want to save To save the setup send the command createconfigscript setupName Where setupName Is the name of the setup script that will be created Why did my settings change Many of the commands in the Model DMM7510 are saved with the measure function that was active when you set them For example assume you have the measure function set to current and you set a value for display digits When you change the measure function to voltage the display digits value changes to the value that was last set for the voltage measure function When you return to the current measure function the display digits value returns to the value you set previously W475 10 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 11 Troubleshooting FAQs What are the Quick Setup options The QUICKSET key opens a screen that provides access to function selection performance adjustments and quick setups The Function button on the Quickset menu allows you to select a measure function The options are the same as those available when you use the front panel FUNCTION key The Performance slider allows you to adjust soeed and resolution As you increase speed you lower the amount of resolution As you increase resolution you decrease the reading speed These settings take effect the next time a measurement is made The Quick Setups allow you to set up
73. ke a high accuracy DC voltage measurement This type of test is often done in metrology labs where high accuracy is required for calibration and verification Equipment required e One Model DMM7510 e Two insulated banana cables you can use the Model 1756 Standard Test Lead Kit that is provided with the Model DMM7510 or equivalent e One device or component to be tested e For the SCPI and TSP command examples one computer set up for communication with the Model DMM7510 Device connections You can use either the front or rear input terminals for this test Both front panel and rear panel connections are safety banana jacks Note that you must use either the front terminals or the rear terminals you cannot mix front and rear connections Make sure that the front panel TERMINALS switch is set to the terminals you are using F displayed next to the switch indicates that the instrument is reading the front panel terminals R indicates that the instrument is reading the rear panel terminals Make the following connections e Connect the test leads to the INPUT HI and LO terminals e Connect the INPUT HI connection to one of the DUT leads e Connect the INPUT LO connection to the other DUT lead The physical connections for the front and rear panels are shown in the following figures Section 5 Measuring DC voltage with high accurac Model DMM 7510 7 Digit Multimeter User s Manual Figure 23 Front panel connections for
74. key to return to the main menu screen Displays instrument functions To select a function touch the function name on the screen DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 2 Using the front panel interface TRIGGER key L Accesses trigger related settings and operations The action of the TRIGGER key depends on the instrument state REMOTE LED REMOTE llluminates when the instrument is controlled through a remote indicator interface LAN LED indicator LAN llluminates when the instrument is connected to a local area network LAN llluminates when the instrument is connected to an IEEE 1588 compliant device NO T E 1588 functionality is not supported at this time This functionality will be made available with a firmware update See the Model DMM7510 Release Notes on the Keithley Instruments website http www keithley com for details 1588 LED indicator 58 SENSE terminals sei E Use the SENSE HI and SENSE LO terminals and the INPUT terminals with the 4 wire resistance 3 wire and 4 wire RTD temperature and DC voltage ratio functions INPUT terminals i 64 Use the INPUT HI and INPUT LO terminals for all measurements except current 1000V S J LO AMPS Use the AMPS connection with the INPUT LO terminal to measure lt 3A DC or AC rms Current AMPS 3A 250V FRONT REAR F Activates the terminals on the front or rear panel When the TERMI
75. lesser of either e The number of devices multiplied by 2 m 6 5 ft e 20m 65 6 ft You may see erratic bus operation if you ignore these limits 3 2 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 3 Using a remote interface Install the GPIB driver software Check the documentation for your GPIB controller for information about where to acquire drivers Keithley Instruments also recommends that you check the website of the GPIB controller for the latest version of drivers or software It is important that you install the drivers before you connect the hardware This prevents associating the incorrect driver to the hardware Install the GPIB cards in your computer Refer to the documentation from the GPIB controller vendor for information about installing the GPIB controllers Connect GPIB cables to your instrument To connect an instrument to the GPIB interface use a cable equipped with standard GPIB connectors as shown below Figure 13 GPIB connector To allow many parallel connections to one instrument stack the connectors Each connector has two screws to ensure that connections remain secure The figure below shows a typical connection diagram for a test system with multiple instruments A CAUTION To avoid possible mechanical damage stack no more than three connectors on any one instrument To minimize interference caused by electromagnetic radiation use only shield
76. llowing tests DMM 7510 900 01 Rev A November 2014 10 3 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual Ripple noise on the output voltage This test measures the ripple voltage captured on the output terminal of the buck converter evaluation board For this test you will e Connect the 3 Q load resistor to the output terminals of the buck converter e Connect test leads to the output terminals of the buck converter e Supply 12 V to the input terminals of the buck converter e Reset the instrument e Select the digitize voltage function and set sample rate to 1 Msamples per second with a sample count of 100 e View the data the graph e Turn on horizontal cursors to measure voltage ripple magnitude Device connections The connections for the ripple noise test are shown in the figure below Figure 34 Ripple noise on output voltage device connections INPUT HI aa REMOTE O P A a LXI LAN 7 q CAT II R lt i k SENSE K Q 4 WIRE T 4 H TERMINALS FRONT REAR AMPS 3A 250V T INPUT LO 10 4 DMM 7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Run the test using the front panel To run the test using the front panel Press the POWER buiton on the front panel to turn on the instrument On the FUNCTIONS swipe screen select Digi V to select the Digitize Voltage meas
77. ls of the buck converter e Connect test leads to the output terminals of the buck converter e Reset the instrument e Select the digitize voltage function and set the sample rate to 1 Msample per second e Set sample count to 10 000 to monitor the power up event for 10 ms e On the front panel of the instrument open the Graph screen and set the graph scale option X axis Method to All e Set up the edge trigger level and position e Run the trigger model to capture the voltage waveform e Turn on 12 of input voltage to the input terminals of the buck converter 10 14 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 10 Capturing and analyzing waveforms Device connections Connect the test leads as shown in the following figure You can use either the front or rear inputs Ensure that the front panel TERMINALS button is set correctly F displayed for front R displayed for rear Note that you must use either the front terminals or rear terminals you cannot mix connections Both front panel and rear panel connections are safety banana jacks You can make these connections with two insulated banana cables for example the leads included with the Keithley Instruments Model 1756 Standard Test Lead Kit Figure 44 Power up behavior test connections INPUT HI L REMOTE O x LAN Ba k O L L CAT II biba lt 300V MAX 4 S INPUT 2 Q 4WIRE HI A TERMINALS
78. ly a message is displayed Select Yes to continue 11 When the upgrade is complete reboot the instrument O N pop a w co A message is displayed while the upgrade is in progress Upgrade files are available on the Keithley Instruments website http www keithley com Why can t the Model DMM7510 read my USB flash drive Verify that the flash drive is formatted with the FAT file system The Model DMM7510 only supports FAT drives In Microsoft Windows you can check the file system by checking the properties of the USB flash drive Tio YIIZ5 10 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 11 Troubleshooting FAQs How do I change the command set You can change the command set that you use with the Model DMM7510 The remote command sets that are available include e SCPI An instrument specific language built on the SCPI standard e TSP A scripting programming language that contains instrument specific control commands that can be executed from a stand alone instrument You can use TSP to send individual commands or use it to combine commands into scripts You cannot combine the command sets NO T E As delivered from Keithley Instruments the Model DMM7510 is set to work with the Model DMM7510 SCPI command set To set the command set from the front panel 1 Press the MENU key 2 Under System select Settings 3 Select the button next to Command Set 4 Select th
79. mber 2014 1 3 In this section Front panel overview Instrument power Touchscreen display Interactive swipe screens Menu overview Front panel overview Section 2 Using the front panel interface The front panel of the Model DMM7510 is shown below Descriptions of the controls on the front panel follow the figure KEITHLEY A Tektronix Company p fom G x m I m r uv sd C1 Ho E i O POWER switch KO U POWER HOME key HOME Figure 1 Model DMM7510 front panel DMM7510 7 1 2 DIGIT MULTIMETER 300V MAX SENSE Q 4WIRE L INPUT TERMINALS FRONT REAR AMPS 3A 250v Turns the instrument on or off To turn the instrument on press the power switch so that it is in the on position To turn it off press the power switch so that it is in the off position O Returns the display to the home screen Section 2 Using the front panel interface 2 2 MENU key QUICKSET key HELP key USB port Touchscreen Navigation control ENTER key EXIT key FUNCTION key wot o Model DMM7510 71 Digit Multimeter User s Manua Opens the main menu Press the icons on the main menu to open measure view trigger script and system screens For details refer to Menu overview on page 2 12 Opens a menu of preconfigured setups including Voltage Waveform Interval Measure Current Waveform and External Scan Also allows yo
80. move the cursor in the entry box by touching the screen The cursor is moved to the spot in the entry box where you touched the screen On number keypads you can also use the navigation control to move the cursor to a specific number On number keypads you can use the navigation control to set values 1 Turn the control to underline the character that you want to change 2 Press the control to select the character for edit 3 Turn the control to scroll through the options 4 Press the control to set the character 5 Press the ENTER key to save the change On keyboards and keypads you can use the navigation control to select characters 2 6 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 2 Using the front panel interface Adjust the backlight brightness and dimmer You can adjust the brightness of the Model DMM7510 touchscreen display and buttons from the front panel or over a remote interface You can also set the backlight to dim after a specified time has passed with no front panel activity available from the front panel display only The backlight settings set through the front panel display are saved through a reset or power cycle NO T E screen life is affected by how long the screen is on at full brightness The higher the brightness setting and the longer the screen is bright the shorter the screen life To adjust the backlight brightness from the front panel 1 Pr
81. ng and binning resistors Using TSP commands NO T E The following TSP code is designed to be run from Keithley Instruments Test Script Builder TSB TSB is a software tool that is available from the Keithley Instruments website You can install and use ISB to write code and develop scripts for TSP enabled instruments Information about how to use TSB is in the online help for TSB and in the Introduction to TSP operation section of the Model DMM7510 Reference Manual To use other programming environments you may need to make changes to the example TSP code By default the Model DMM7510 is configured to use the SCPI command set You must select the TSP command set before sending TSP commands to the instrument To enable TSP commands 1 Press the MENU key 2 Under System select Settings 3 For Command Set select TSP 4 Atthe prompt to reboot select Yes This sequence of TSP commands will grade resistors into established bins of accuracy After the code executes the data is displayed in the Instrument Console of Test Script Builder Send the following commands for this example application Reset the instrument to default settings reset Create a user defined reading buffer that can store up to 1 million readings bufferVar buffer make 1000000 bUETerVar c lear Set the measure function to 4 wire resistance dmm measure func dmm FUNC_4W_RESISTANCE Set the number of power line cycles 1 PLC dmm mea
82. nimize indicator You can swipe down to minimize the swipe screens Swipe screen indicator Each circle represents one swipe screen As you swipe right or left a different circle changes color indicating where you are in the screen sequence Select a circle to go to a swipe screen without swiping Calculations shortcut Select to open the CALCULATIONS SETTINGS menu Settings shortcut Select to open the MEASURE SETTINGS menu for the selected function 4 Restore indicator Indicates that you can swipe up to display the swipe screen Graph shortcut Select to open the Graph screen 2 8 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 2 Using the front panel interface FUNCTIONS swipe screen The FUNCTIONS swipe screen highlights the selected measure function and allows you to select a different function Figure 5 FUNCTIONS swipe screen defbuffert No Script CONT Zx SETTINGS swipe screen The SETTINGS swipe screen gives you front panel access to some instrument settings for the selected measure function It shows you the present settings and allows you to change them The available settings depend on which measure function is active Figure 6 SETTINGS swipe screen To disable or enable a setting select the box next to the setting so that it shows an X disabled or a check mark enabled For descriptions of the settings use the navigation knob to select a button then p
83. nts in a master and subordinate configuration Once connected all the instruments that are equipped with TSP Link in a system can be programmed and operated under the control of the master instrument or instruments This allows the instruments to run tests more quickly because they can be decoupled from frequent computer interaction The test system can have multiple master and subordinate groups which can be used to handle multi device testing in parallel Combining TSP Link with a flexible programmable trigger model ensures speed Using TSP Link multiple instruments are connected and can be used as if they are part of the same physical unit for simultaneous multi channel testing The test system can be expanded to include up to 32 TSP Link enabled instruments TSP Link functionality is only available when using the instrument front panel or the TSP commands to control the instrument It is not available if you are using SCPI commands Refer to the figure below for connections between the Model DMM7510 and the Model 3706A S 9 2 DMM7510 900 01 Rev A November 2014 M odel DMM7510 7 Digit Multimeter User s Manual Section 9 Integrating with the Model 3706A S using TSP Link Figure 32 Connections for the Model 3706A S integration application INPUT LO to pin 2 or 9 INPUT HI to pin 1 ieee Model DMM7510 Es 2 rear panel TSP Lint Model CA 180 3A crossover cable for TSP Link Model 372
84. nts office for information To clean an instrument use a damp cloth or mild water based cleaner Clean the exterior of the instrument only Do not apply cleaner directly to the instrument or allow liquids to enter or spill on the instrument Products that consist of a circuit board with no case or chassis e g a data acquisition board for installation into a computer should never require cleaning if handled according to instructions If the board becomes contaminated and operation is affected the board should be returned to the factory for proper cleaning servicing Safety precaution revision as of January 2013 Table of Contents iit gore tiede g PARAE E E HET 1 1 L e e E E S race tec seces eeceee ceneceepeuianeees 1 1 T sle Eerie abet tTn TT 1 1 Fee A E T 1 2 ee AVA 0 aa asact asses useac aga aceusasanartas areas taaiacemecons cane casuceeeneanreataneuancenaoaveninesincpaea ies 1 2 Daa Akes ie 5 Aarne mene ne eee E EE E E E ne A A ene eer ee nee ne en ee 1 2 Organization Of maniki S6CUONS acter eenea eee 1 3 Application examples eee eee eee eee 1 3 Using the front panel Interiacge ssssss ss sss sss esse esse essen ennenen ennenen e 2 1 ae OVS HH 2 1 instrument pOWOT TTT 2 4 Connec the power Cord recreen e OEE EEEE 2 4 Turn the Model DMM7510 on or O 2 4 Reta U 2 5 Select items on the touchscreen eee eee 2 5 Zell aE eres nek eter ones venue E E A AA OAA 2 5 EE E eae leans io ete ates ae eat ease eee 2 6 Adjust the backli
85. number of samples numofsamples 50 oeu DIM Punek tom S E E EE CUrPonk FO Cap R o TAOUChOor Cumren GMM E do einer Cin UN Ga Dike TT Bae URRENT Current range must be fixed when using digitize current dmm digitize range 1 Set the sample rate to 500 kKsamples per second to sample a 50 kHz current waveform dmm digitize samplerate 500e3 Set the aperture to auto to get the highest accuracy measurement for the sampling rate configured dmm digitize aperture dmm APERTURE_AUTO Set the sample count to the number of samples to capture about 5 ripples dmm digitize count numofsamples lear bourrer defburterl clear Make sure your signal is connected to the DMM Digitize now dmm digitize read LE cderfbutfteri n gt 0 then S RR ea BNN EE eE AA Print Tetal Number of readings detbutterl on printbuffer 1 defbufferl n defbufferl EE EH es qihorsy a printbuffer 1 defbufferl n defbufferl relativetimestamps else Digi Ne Tda ta seo L Neer ad end PET CAA hes TT Endo E Power up behavior You can use the Model DMM7510 to capture the start up behavior of the buck converter The start up inspection can ensure that the device turns on in a reasonable amount of time without any unexpected glitches or pulses You can capture the asynchronous power up event by using the analog trigger feature on the Model DMM7510 For this test you e Connect the 4 Q load resistor to the output termina
86. o the chassis ground terminal on the front panel or the chassis ground screw terminal on the rear panel Note that the front panel terminals are isolated from the rear panel terminals Therefore if you are using the front panel terminals ground to the front panel LO terminal f using the rear panel terminals ground to the rear panel LO terminal DMM 7510 900 01 Rev A November 2014 9 3 Section 9 Integrating with the Model 3706A S using TSP Link Model DMM7510 7 Digit Multimeter User s Manual Integrating with a Model 3706A S test For this application you will e Make sure that the TSP Link node for the Model 3706A S is set to 1 e Connect the computer to the Model DMM7510 e Reset the instruments e Initialize TSP Link e Configure the Model DMM7510 input and output TSP Link triggers e Create a configuration list in the Model DMM7510 that contains measure settings for DC voltage AC voltage and 4 wire resistance e Configure Model 3706A S input and output TSP Link triggers e Create ascan list on Model 3706A S e Create a trigger model on the Model DMM7510 that interacts with the Model 3706A S trigger model through the predefined measure functions for the number of channels e Initiate scanning and measurement on the Model DMM7510 and Model 3706A S Set up TSP nodes on the Model DMM7510 and Model 3706A S Before executing the TSP code you must set up the nodes on the instruments and configure the TSP Link network To se
87. ocal Keithley Instruments office sales partner or distributor for details Contact information If you have any questions after you review the information in this documentation please contact your local Keithley Instruments office sales partner or distributor or call Keithley Instruments corporate headquarters toll free inside the U S and Canada only at 1 800 935 5595 or from outside the U S at 1 440 248 0400 For worldwide contact numbers visit the Keithley Instruments website htto www keithley com CD ROM contents Each Model DMM7510 instrument is shipped with the 712 Digit Multimeter Product Information CD ROM Keithley Instruments part number DMM7510 950 01 The Model DMM7510 7 2 Digit Multimeter Product Information CD ROM contains e Quick Start Guide Provides unpacking instructions describes basic connections reviews basic operation information and provides a quick test procedure to ensure the instrument is operational e User s Manual Provides application examples that you can use as a Starting point to create your own applications e Reference Manual Includes advanced operation topics maintenance information troubleshooting procedures and in depth descriptions of programming commands e KickStart Startup Software Quick Start Guide Provides instructions for the KickStart Startup Software which allows you to quickly make measurements and get results without having to program test scripts e Accessori
88. ocedures Keithley Instruments products are designed for use with electrical signals that are measurement control and data I O connections with low transient overvoltages and must not be directly connected to mains voltage or to voltage sources with high transient overvoltages Measurement Category Il as referenced in IEC 60664 connections require protection for high transient overvoltages often associated with local AC mains connections Certain Keithley measuring instruments may be connected to mains These instruments will be marked as category II or higher Unless explicitly allowed in the specifications operating manual and instrument labels do not connect any instrument to mains Exercise extreme caution when a shock hazard is present Lethal voltage may be present on cable connector jacks or test fixtures The American National Standards Institute ANSI states that a shock hazard exists when voltage levels greater than 30 V RMS 42 4 V peak or 60 VDC are present A good safety practice is to expect that hazardous voltage is present in any unknown circuit before measuring Operators of this product must be protected from electric shock at all times The responsible body must ensure that operators are prevented access and or insulated from every connection point In some cases connections must be exposed to potential human contact Product operators in these circumstances must be trained to protect themselves from the risk of electric sho
89. onds NO T E If you have a full version of NI VISA on your system you can run NI MAX or the VISA Interactive Control utility See the National Instruments documentation for information If you have the Agilent IO Libraries on your system you can run Agilent Connection Expert to check your USB instruments See the Agilent documentation for information Section 3 Using a remote interface Model DMM7510 712 Digit Multimeter User s Manual Using the web interface The Model DMM7510 web interface allows you to make settings and control your instrument through a web page The web page includes Instrument status The instrument model serial number firmware revision and the last LXI message An ID button to help you locate the instrument A virtual front panel and command interface that you can use to control the instrument Download access to a csv file that contains reading buffer data Administrative options and LXI information The instrument web page resides in the firmware of the instrument Changes you make through the web interface are immediately made in the instrument Connect to the instrument web interface When the LAN and instrument establish a connection you can open a web page for the instrument To access the web interface 1 2 Open a web browser on the host computer Enter the IP address of the instrument in the address box of the web browser For example if the instrument IP address is 192 168 1 10
90. or screwdrivers or pointed objects such as pens or pencils to touch the touchscreen It is strongly recommended that you use only fingers to operate the instrument Use of clean room gloves to operate the touchscreen is supported Select items on the touchscreen To select an item on the displayed screen do one of the following e Touch it with your finger e Turn the navigation control to highlight the item and then press the navigation control to select it The following topics describe the Model DMM7510 touchscreen in more detail Scroll bars Some of the interactive screens have additional options that are only visible when you scroll down the screen A scroll indicator on the right side of the touchscreen identifies these screens Swipe the screen up or down to view the additional options The figure below shows a screen with a scroll bar SYSTEM SETTINGS lt M Scroll bar DMM 7510 900 01 Rev A November 2014 2 5 Section 2 Using the front panel interface Model DMM7510 7 Digit Multimeter User s Manual Enter information Some of the menu options open a keypad or keyboard that you can use to enter information For example if you are setting the GPIB address from the front panel you see the keypad shown in the following figure Figure 2 Front panel keyboard for GPIB Address entry GPIB Address You can enter information by touching the screen to select characters and options from the keypad or keyboard You can
91. p Link Wine 2 EO OULpUE Erigger Go Model Sy 0GA s neode Z espilauvk Jana Z y mode modep7 esolinks MODE TRIGGER OPEN DRAIN OUt PUG TO Model 3706A S Clear Model DMM7510 TSP Link event detectors MDOdeI A EH eS pi ER eI E T tenes E LI sic e PLn I a ee Lear Configure Model DMM7510 TSP Link line 1 input trigger to detect falling edge triggers node 2 trigger tsplinkin 1 edge node 2 trigger EDGE_FALLING Conrmgqure Model OMM o FOTTERE EEn k line Lou pUe Eragger FO OULU mMegabuve pulses eyes IOs ule pulse width when NOTIFY1 event is detected node 2z tragqer espilamkour 2 plogre nodea 2 seritgger LOGIC NEGATIVE Model Verrgger susp lam lt Ouk A puilisewildihs BS HOde Z Erre eee PLENO pA sium bis mode Z trocar EVEN T NOTTE Cone quire Model 3 7UGA o rP Link dine oko Our but i egger so Mode TOMM a LO node esplinik serre cer e mode eE Mode Misco Mint LG Ai RD LET RR HE aco Mec i DMM7510 COntagure Model 3706 A 5 Pob Link baine 2 bo niput trigger Eron Model DMM S10 model ee elne tr a er Z mode nO e Ea ES ane TRLG TEA LCING npue from Mode DMM7510 Clear Model 3706A 5 TSP Link event dercectors Ee C e T R ee e e A L ED D oere S egea E ET ESN COn roure sean Stare Seam Lie CoO and Input C Egger On PoP Taek Mebane 2 node rsca G aeea e o e MULUS 0 Kodel roca H Canne llot mUl uS E T TREP nk EEL Gee EVENT TID POJE SOL rnk tr roger Ee Se maS T E noae a eaa e L aSr EVE
92. r USB flash drive The Create Setup menu allows you to save the present settings and configuration lists of the instrument into a configuration script You can use this script to recall the settings The options in the Record menu allow you to record your actions and store them in a macro script The script can be run and managed like any other script using the options in the Scripts menu or remote commands Note that only settings are stored no key presses or front panel only options are stored DMM 7510 900 01 Rev A November 2014 2 13 Section 2 Using the front panel interface Model DMM7510 71 Digit Multimeter User s Manual 2 14 System menu The menus under System in the main menu allow you to configure general instrument settings from the Model DMM7510 front panel Among these settings are the event log communications backlight time and password settings The following topics describe the settings that are available on these interactive screens The Event Log menu allows you to view and clear event log entries You can also adjust which events are displayed or logged The Communication menu opens a set of tabs that contain information about the Model DMM7510 communications settings Most of the tabs contain settings that you can change The Settings menu contains general instrument settings It includes beeper and key click backlight brightness and timer time and date system access level password and readin
93. ress the HELP key DMM 7510 900 01 Rev A November 2014 2 9 Section 2 Using the front panel interface Model DMM7510 7 Digit Multimeter User s Manual STATISTICS swipe screen The STATISTICS swipe screen contains information about the readings in the active reading buffer Use the Clear Active Buffer button on this screen to clear the data from the active reading buffer Figure 7 STATISTICS swipe screen defbuffert No Script 000 12518 mV 000 02304 mV 42 262922 UV 000 10214 mV 10 729724 py 480 rdgs SECONDARY swipe screen The SECONDARY swipe screen allows you to display the results of two measurements on the front panel display To start displaying secondary measurements select the Second Function and select Secondary Measure Secondary measurements are only available in Continuous Measurement Mode and Manual Trigger Mode Refer to Display results of two measure functions in the Model DMM7510 Reference Manual Figure 8 SECONDARY swipe screen defbuffer1 No Script NO T E Depending on the selected functions a relay may click when the instrument switches between the measurement types Leaving secondary measurements on for extended periods of time may shorten the life of the relays 2 10 DMM7510 900 01 Rev A November 2014 Section 2 Using the front panel interface Model DMM7510 7 Digit Multimeter User s Manual USER swipe screen You can program custom text that appears on the USER swipe
94. ront oanel TERMINALS switch is set to the terminals you are using F displayed next to the switch indicates that the instrument is reading the front panel terminals R indicates that the instrument is reading the rear panel terminals Make the following connections e Connect the red test leads to the SENSE HI and INPUT HI terminals e Connect the black test leads to the SENSE LO and INPUT LO terminals The physical connections for the front and rear panels are shown in the following figures Figure 27 4 wire RTD probe front panel connections Test chamber poten HO ne SENSE HI E o H INPUT HI SENP INPUT Q 4 WIRE HI P m w w a f TERMINALS FRONT REAR AMPS 34 250V T Model DMM7510 front panel Figure 28 4 wire RTD probe rear panel connections 4 wire RTD Temperature probe SENSE LO INPUT LO Test chamber SENSE HI AMPS 3A 250V INPUT HI 4 wire RTD Temperature ProD SENSE LO INPUT LO Model DMM7510 rear panel 7 2 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 7 Sampling temperature at a set time interval A WARNING To prevent electric shock test connections must be configured such that the user cannot come in contact with test leads or any device under test DUT that is in contact with the conductors Itis good practice to disconnect DUTs from the instrument before pow
95. s 100 Set the measure function to digitize voltage to capture the ripple waveform GMM ch Gane A kunc dim FUNC LD EGIT iAr VOLTAGE Voltage range must be fixed when using digitize voltage dmm digitize range 10 Set sample rate to 1 Msample per second to sample a 50 kHz voltage ripple dmm digitize samplerate le6 Set aperture to auto to get the highest accuracy measurement for the configured sampling rate dmm digitize aperture dmm APERTURE_AUTO Set sample count to the number of samples to capture about 5 ripples dmm digitize count numofsamples Set the input impedance to auto so it selects 10 G for the 10V range dmm digitize inputimpedance dmm IMPEDANCE AUTO SSU the buffer to align with the number of samples optional defbufferl capacity numofsamples lear bourrer Glean E Esme ke ais Make sure your signal is connected to the DMM Digitize now dmm digitize read Prane esata rez eead ngs EESE DA TE 0 G eO then Cr ENAR PELO TTT prine TR R Count AFPA ES r EE SEE RER Cl derbi rem m de ER R E ene E TTT EET printbuffer 1 defbufferl n defbufferl relativetimestamps else Pprane No data colbected end print Test Ended Duty cycle from switch node voltage The switching duty cycle determines the voltage at the output compared to the input voltage as shown in the following equation Vout VIN Duty Cycle Percentage x 100 DMM7510 900 01 Rev A November 2
96. screen For example you can program the Model DMM7510 to show that a test is in process Refer to Customizing a message for the USER swipe screen in the Model DMM7510 Reference Manual Figure 9 USER swipe screen defbuffer1 No Script MEASURE DC VOLTAGE 000 06277 mV BU Auto 100mV GRAPH swipe screen The GRAPH swipe screen shows a graphical representation of the readings in the presently selected reading buffer Figure 10 GRAPH swipe screen defbuffer1 7 No Script CONT t gt A MEASURE 4W RESISTANCE 0 0326526k0 KUE Auto 1kQ Auto _ 403 50 313 80 224 10 134 40 044 80 0 000ks 0 128ks 0 256ks 0 384ks 0 512ks 0 640ks 0 768ks 0 896ks 1 024ks 1 152ks To view the graph in the full screen and to access graph settings select the graph icon on the right side of the swipe screen header You can also open the full function Graph screen by pressing the MENU key and selecting Graph under Views DMM 7510 900 01 Rev A November 2014 Section 2 Using the front panel interface Model DMM7510 71 Digit Multimeter User s Manual Menu overview To access the main menu press the MENU key on the Model DMM7510 front panel The figure below shows the organization of the main menu Figure 11 Model DMM7510 main menu The main menu includes submenus that are labeled in green across the top of the display Touching an icon in a submenu opens an interactive screen Measure menu The Measure
97. sign a host name to the DNS server NOTE Contact your corporate information technology IT department to secure a valid IP address for the instrument when placing the instrument on a corporate network The instrument IP address has leading zeros but the computer IP address cannot To set up manual IP address selection on the instrument From the home screen press MENU Under System select Communication Select the LAN tab For TCP IP Mode select Manual For IP Address enter the LAN IP address You can touch the number you want to change For Gateway enter the gateway address For Subnet enter the subnet mask Select Apply Settings to save your settings R oe eee ee eS a Set up LAN communications on the computer This section describes how to set up the LAN communications on your computer NO T E Do not change your IP address without consulting your system administrator If you enter an incorrect IP address it can prevent your computer from connecting to your corporate network or it may cause interference with another networked computer Record all network configurations before modifying any existing network configuration information on the network interface card Once the network configuration settings are updated the previous information is lost This may cause a problem reconnecting the host computer to a corporate network particularly if DHCP is disabled Be sure to return all settings to their original con
98. steady on Review events in the event log The event log records all LXI events that the instrument generates and receives The log includes the following information e The EventID column which shows the event identifier that generated the event e The System Timestamp column which displays the seconds and nanoseconds when the event occurred e The Data column which displays the text of the event message To clear the event log and update the information on the screen click the Refresh button Determining the command set you will use 3 14 You can change the command set that you use with the Model DMM7510 The remote command sets that are available include e SCPI An instrument specific language built on the SCPI standard e TSP A scripting programming language that contains instrument specific control commands that can be executed from a stand alone instrument You can use TSP to send individual commands or use it to combine commands into scripts You cannot combine the command sets NO T E As delivered from Keithley Instruments the Model DMM7510 is set to work with the Model DMM7510 SCPI command set To set the command set from the front panel Press the MENU key Under System select Settings Select the button next to Command Set Select the command set You are prompted to reboot So i a DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 3 Using a remote in
99. strument to optimize the accuracy of readings by checking reference measurements e Enable a repeating filter with a count of 100 This reduces noise error because the results are more stable when the measurements are averaged e Generate readings from the front panel or the remote interface Using the front panel Restart the instrument and select the function integration rate auto zero and filter settings Press the POWER buiton on the front panel to turn on the instrument On the FUNCTIONS swipe screen select DCV On the top half of the home screen select Range Select the 10V range Swipe to the SETTINGS swipe screen Select Rate Set NPLC to 10 Select OK Select Input Z 0 Set the input impedance to Auto 1 Verify that Auto Zero is set to On Sa eS ew eae SE 12 Press the MENU key 13 Under Measure select Calculations 14 Select Filter Config 15 Set the Filter Type to Repeat 16 Set the Filter Count to 100 17 Select OK 18 Set the Filter to On 19 Press the HOME key DMM 7510 900 01 Rev A November 2014 5 3 Section 5 Measuring DC voltage with high accuracy Model DMM7510 7 Digit Multimeter User s Manual NO T E If measurements are not updating press the TRIGGER key for a few seconds Verify that the trigger mode is set to Continuous Measurement The measurement is displayed in the top area of the home screen With a repeating filter count of 100 and NPLC of 10 the measurement
100. sult in personal injury or death due to electric shock Connect the power cord To connect the power cord 1 Make sure that the front panel POWER switch is in the off O position 2 Connect the female end of the supplied power cord to the AC receptacle on the rear panel 3 Connect the other end of the power cord to a grounded AC outlet Turn the Model DMM7510 on or off To turn a Model DMM7510 on 1 Disconnect any devices under test DUTs from the Model DMM7510 2 Press the front panel POWER switch to place it in the on position The instrument displays a status bar as the instrument powers on The home screen is displayed when power on is complete To turn a Model DMM7510 off 1 Press the front panel POWER switch to place it in the off O position 2 4 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 2 Using the front panel interface Touchscreen display The touchscreen display gives you quick front panel access to measure settings system configuration instrument and test status reading buffer information and other instrument functionality The display has multiple swipe screens that you can access by swiping the front panel You can access additional interactive screens by pressing the front panel MENU QUICKSET and FUNCTION keys The following topics describe the features of the touchscreen in more detail A CAUTION Do not use sharp metal objects such as tweezers
101. sure nplc 1 Immediately update autozero reference measurements and then disable the autozero if QUOTE E EET Cmm TS SL site SHE OE hen Ome ei Enable offset compensation for more accurate resistance reading dmm measure offsetcompensation enable dmm ON ComeLcuice Cigiical 1 0 Lines L wheconuga 4 as cigical ourouces Masse 1 0 limes ame used to output binning code to component handler gigio Ine modes Tiglio MODE DIGITALT OUT digio linel21 mode digro MODE DIGITAL OUT dig o lineo mode gL MODE DICI E E TEI digio G mode digio MODE DICITAL OUT ea aaea L O Lines co digi0 lime li stave digio STATE how Gago linell Seaee aSo oA LE Show digio line 3 state digor STATE T LOW G e e E H O S a a S e e om a e e digio linell Z the start of test trigger from the component handler SR ET gt mode dilgio MODE TRIGGER IN Get trigger devector to detect falling edge trigger digin 5 edge trigger EDGE_FALLING Comme ume echiqulr lh ine G a T cm OulpUE sUlcedmr sena DMM 7510 900 01 Rev A November 2014 8 7 Section 8 Grading and binning resistors Model DMM7510 7 Digit Multimeter User s Manual 8 8 an end of test trigger to the component handler Ging 146 bine OP mode carga oe MODE ERIGCER OUI OU Oe a talkie edge berg ger eC Cems dTor Os tla Cae a Gall erodes OG NECARIVE T One eo UN Iowa ar e e a OSa Micon IE trigger digout 6 pulsewidth 10E 6
102. t 1 e 20 channels that measure 4 wire resistance in slot 4 Equipment required This application requires the following equipment e One Model DMM7510 e One Model 3706A S Six Slot System Switch e One Model 3721 Dual 1x20 Channel Multiplexer Card and Model 3721 ST Screw Terminal Block e One Model 3724 Dual 1x30 FET Multiplexer Card and Model 3724 ST Screw Terminal Block e Multiple devices or components to be tested e Several insulated banana cables such as the Model 1756 Standard Test Lead Kit that is provided with the Model DMM7510 e One computer set up for communication with the Model DMM7510 Section 9 Integrating with the Model 3706A S using TSP Link Model DMM7510 7 Digit Multimeter User s Manual Device connections The Model 3706A S used in this test includes two multiplexer cards and screw terminal blocks e Model 3721 Dual 1x20 Channel Multiplexer Card and Model 3721 ST Screw Terminal Block slot 1 e Model 3724 Dual 1x30 FET Multiplexer Card and Model 3724 ST Screw Terminal Block slot 4 The signal lines are connected through the Model 3721 and Model 3724 multiplexer cards in 3706A S The entire application is performed over the remote interface using TSP code For information about setting up remote communications see Remote communications interfaces on page 3 1 Keithley Instruments TSP Link is a high speed trigger synchronization and communication bus that test system builders can use to connect multiple instrume
103. t Windows Start menu select Keithley Instruments 2 Select LXI Discovery Browser 3 Click LXI Discovery Browser The Keithley LXI Discovery Browser window Is displayed The LXI Discovery Browser displays the instruments that it finds on the network and their associated IP addresses 4 Double click an IP address in the LXI Discovery Browser dialog box The instrument web page for that instrument opens For information about using the web page refer to Using the web interface USB communications To use the rear panel USB port you must have the Virtual Instrument Software Architecture VISA layer on the host computer See How to install the Keithley I O Layer in the Model DMM7510 Reference Manual for more information VISA contains a USB class driver for the USB Test and Measurement Class USBTMC protocol that once installed allows the Microsoft Windows operating system to recognize the instrument When you connect a USB device that implements the USBTMC or USBTMC USB488 protocol to the computer the VISA driver automatically detects the device Note that the VISA driver only automatically recognizes USBTMC and USBTMC USB488 devices It does not recognize other USB devices such as printers scanners and storage devices In this section USB instruments refers to devices that implement the USBTMC or USBTMC USB488 protocol DMM7510 900 01 Rev A November 2014 3 7 Section 3 Using a remote interface Model DMM7510 7 Di
104. t the INPUT HI and SENSE HI connections to one of the device under test DUT leads Connect the sense connection as close to the DUT as possible 4 Connect the INPUT LO and SENSE LO to the other DUT lead Connect the sense connection as close to the DUT as possible A WARNING To prevent electric shock test connections must be configured such that the user cannot come in contact with test leads or any device under test DUT that is in contact with the conductors It is good practice to disconnect DUTs from the instrument before powering the instrument Safe installation requires proper shields barriers and grounding to prevent contact with test leads There is no internal connection between protective earth safety ground and the LO terminals of the Model DMM7510 Therefore hazardous voltages more than 30 V can appear on LO terminals This can occur when the instrument is operating in any mode To prevent hazardous voltage from appearing on the LO terminals connect the LO terminal to protective earth if your application allows it You can connect the LO terminal to the chassis ground terminal on the front panel or the chassis ground screw terminal on the rear panel Note that the front panel terminals are isolated from the rear panel terminals Therefore if you are using the front panel terminals ground to the front panel LO terminal f using the rear panel terminals ground to the rear panel LO terminal DMM7510 900 01 Rev A
105. t up TSP Link on the Model DMM7510 1 Press the MENU key 2 Under System select Communication 3 Select the TSP Link tab 4 Set the Node to 2 5 Select Initialize To set up TSP Link on the Model 3706A S Press the MENU key Use the navigation wheel to select TSPLINK Use the navigation wheel to select NODE Use the navigation wheel to enter 1 Press the ENTER key Press the EXIT key a couple of times to exit to the main display ee Sa NO T E The communication from the computer is made directly to the Model DMM7510 in the following TSP code This makes the Model DMM7510 the master in this TSP Link network with the Model 3706A S as the subordinate You can change the master to be the Model 3706A S However you must modify the code tsplink initialize and change it to tsplink reset The master node does not require the node x prefix If you need to improve program execution speed remove all the master node prefixes in the following TSP code 9 4 DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 9 Integrating with the Model 3706A S using TSP Link Using SCPI This example cannot be replicated in SCPI code because TSP Link related events and commands are only available through the TSP command language However you can use other instrument trigger interfaces such as digital I O or external trigger I O to replace TSP Link and achieve similar operation Using
106. terface To verify which command set is selected from a remote interface send the command LANG To change to the SCPI command set from a remote interface send the command LANG SCPI Reboot the instrument To change to the TSP command set from a remote interface Send the command LANG TSP Reboot the instrument DMM7510 900 01 Rev A November 2014 3 15 Section 4 Making basic front panel measurements In this section vsa ET a S 4 1 Equipment required for this example eee eee eee eee 4 1 Device elo 4 2 Basic front panel MEASUrEMENS cceceeeseeeeeeeeeeeeeeeeaneeees 4 3 Introduction This example application makes a 2 wire resistance measurement using the front panel of the instrument NOTE Set the function before making other instrument settings Many of the settings are related to a specific measure function The applications in this manual use the order of operations to produce the best results Equipment required for this example Equipment required to perform this test e Model DMM7510 e Two insulated banana cables you can use the Model 1756 Standard Test Lead Kit that is provided with the Model DMM7510 or equivalent e One resistor to test the example uses a resistor with a 9 75 kQ rating Section 4 Making basic front panel measurements Model DMM7510 7 Digit Multimeter User s Manual Device connections Connect the Model DMM7510 to the resistor in a 2 wire local sense con
107. the signal coupling to AC to maintain the bandwidth integrity Refer to the following screen capture of the AC coupled waveform Figure 39 Graph with AC signal coupling Graph scale Trigger MAN 5 13 20V 11 00 DR SUV 206 60Y 04 40V 0220 00 00 Y 2 20 Kr SU 6 607 DE SUW 3000s 0000s 5000s 6000s 7000s 2000s 00s 0000s 1s Using SCPI or TSP commands Use the command sequence for the ripple noise on the output voltage test to acquire the switching voltage waveform Refer to Ripple noise on the output voltage on page 10 4 Inductor current linearity with varying load The inductor current is expected to be a linear triangular waveform with varying amplitude depending on the loading at the output terminals The current increases linearly when energy is stored into the inductor and decreases when energy discharges from the inductor Any non linearity in the slope of the triangle waveform indicates inductor saturation which is likely caused by overloading the output For this test you e Connect the 3 Q load resistor to the output terminals of the buck converter e Connect test leads to the output terminals of the buck converter e Supply 12 V to the input terminals of the buck converter e Reset the instrument e Select the digitize current function and set sample rate to 500 ksample per second e Set sample count to 50 e Display the graph e Repeat these steps with 4Q and 8 resistive loads to see the change in
108. to their measurements The Model DMM7510 provides superior measurement accuracy and the speed necessary for a broad range of applications from system applications and production testing to benchtop applications The Model DMM7510 meets application requirements for production engineers research and development engineers test engineers and scientists Introduction to this manual This manual provides detailed applications to help you achieve success with your Keithley Instruments Model DMM7510 In addition this manual provides information about the basics of the front panel to familiarize you with the instrument This manual presents an overview of each application followed by instructions to complete the application using the front panel SCPI code TSP code or Keithley KickStart Startup Software More information about the commands that are used in these applications is available Refer to the SCPI and TSP command reference sections of the Model DMM7510 Reference Manual This manual is on the Product Information CD ROM that came with your instrument Section 1 Introduction Model DMM7510 7 Digit Multimeter User s Manual Extended warranty Additional years of warranty coverage are available on many products These valuable contracts protect you from unbudgeted service expenses and provide additional years of protection at a fraction of the price of a repair Extended warranties are available on new and existing products Contact your l
109. ts in selected reading buffers as traces It also contains tabs that you use to customize the graph display You can also select the trigger mode and initiate the trigger model from this screen The Histogram menu allows you to graph the distribution of measurement data in the selected reading buffer It also contains tabs that you use to customize the histogram The Reading Table menu allows you to view data in the selected reading buffer Trigger menu The Trigger menus allow you to configure the trigger model from the front panel The Templates menu allows you to choose from one of several preprogrammed trigger models When you select a template settings you can specify for that template are shown in the lower part of the screen The Configure menu allows you to see and modify the structure and parameters of a trigger model You can also monitor trigger model operation Scripts menu The Scripts menus allow you to configure run and manage scripts from the front panel Scripts are blocks of commands that the instrument can run as a group The Run menu contains a list of scripts that you can select to run immediately You can also copy a script to a script that runs each time the instrument power is turned on You can access scripts that are in the instrument or on a USB flash drive The Manage menu allows you to copy scripts to and from the instrument and the USB flash drive You can also delete scripts from the instrument o
110. u to choose measure functions and adjust performance for better resolution or speed Refer to Using Quick Setups Opens help for the area or item that is selected on the display If there is no selection when you press the HELP key it displays overview information for the screen you are viewing Saves reading buffer data and screen grabs to a USB flash drive Also stores and retrieves scripts to and from a USB flash drive The flash drive must be formatted as a FAT drive The Model DMM7510 has a high resolution five inch color touchscreen display The touchscreen accesses swipe screens and menu options You can access additional interactive screens by pressing the front panel MENU QUICKSET and FUNCTION keys Refer to Touchscreen display on page 2 5 for details Moves the cursor and make screen selections Turning the navigation control Moves the cursor to highlight a list value or menu item so that you can select it Turning the control when the cursor is in a value entry field increases or decreases the value in the field Pressing the navigation control Selects the highlighted choice or allows you to edit the selected field Selects the highlighted choice or allows you to edit the selected field Returns to the previous screen or closes a dialog box For example press the EXIT key when the main menu is displayed to return to the home screen When you are viewing a subscreen for example the Event Log screen press the EXIT
111. uffer is set to buf ferVar 100 Q P 10 100 10 902 8 4 DMM7510 900 01 Rev A November 2014 Model DMM7510 7172 Digit Multimeter User s Manual Section 8 Grading and binning resistors Overview of the application For this application you will e Reset the instrument e Select the four wire resistance function e Enable offset compensation e Auto zero once e Set up digital I O lines 1 to 4 as outputs to component handler e Set up digital I O line 5 for trigger model control detecting the trigger as the start of test input e Set up digital I O line 6 as the end of test output notification e Initiate the GradeBinning trigger model template e Display Test Completed message on the front panel DMM7510 900 01 Rev A November 2014 8 5 Section 8 Grading and binning resistors Model DMM7510 7 Digit Multimeter User s Manual 8 6 Using SCPI commands This sequence of SCPI commands grades resistors into bins based on the measured accuracy You may need to make changes so that this code will run in your programming environment Send the following commands for this example application Command Description Rs Ik e Reset the Model DMM7510 to default SAC IMANE SoU E ear O settings MINING CLE OPD Eeron e Make a buffer named bufferVar witha EN AEDO TERES capacity of 1 000 000 readings SENS FRES NPLC 1 e Clear bufferVar SENS AZER ONCE e Set instrument to measure 4 wire resistance SENS BPRES OCOM ON e Set the n
112. umber of power line cycles NPLC DOLE e LE MODE iG Our to 1 DONE MODE DI TOUT e Enable auto zero once DIG LINE3 MODE DIG OUT e Enable offset compensation for more DIGS hINE4sMOnDre LG OUur accurate resistance readings DESIG S See e Configure digital I O lines 1 through 4 as EOR ET SS TA 0 digital outputs these are used to output DIC hINES cTAT 0 binning code to the component handler DIG LINE4 STAT 0 e Set the states of digital I O lines 1 through 4 DIC LINES MODE TRIG IN to bit low SIRTOJ DICO IN DIGI FALL 6 Configure digital I O line 5 as trigger input to DIG LINE6 MODE TRIG OUT detect start of test trigger TRIGger DIGital6 OUT LOGic NEG e Set trigger detector to detect falling edge on TRIG DIG6 OUT PULSewidth 10e 6 digital O line 5 TRIG DIG6 OUT S8TIMulus NOT1 e Configure digital I O line 6 as a trigger output ITI MOND Vietacesiamaime 10 6 od ee to send end of test trigger with negative i 120 20 T 1 i105 gic and output pulse width of 10 us 95 2 101 99 3 buffervar e The trigger pulse occurs when the Notify INIT block generates an event WAL e Define the GradeBinning trigger model template e initiate the trigger model e Set the front panel display to the USER Swipe screen e Display Test Completed when the binning test is complete IRE soles RE SIDI SIE 2 DIS RIR L TEXT rest Oen eE eo DMM7510 900 01 Rev A November 2014 Model DMM7510 7 Digit Multimeter User s Manual Section 8 Gradi
113. ure function Swipe to display the SETTINGS swipe screen Set the Sample Rate to 1 000 000 Set the Count to 100 Swipe to display the GRAPH swipe screen Select the graph icon on the upper right of the swipe screen to open the Graph screen To analyze the voltage ripple peak to peak value swipe the bottom of the graph screen until the Cursor Enable button is displayed Select the Cursor Enable button until Horiz is displayed The horizontal cursors are displayed 10 Touch the yellow horizontal cursor lines on the graph and move them to measure the peak to peak ripple amplitude 11 The AY value is shown on the graph swipe bar a ee a SY a Figure 35 Results of the ripple noise test Graph Data Trigger MAN amp LEER A72 TE H Fe H 47255 A726 4727s EET H EL 1 a730 DMM7510 900 01 Rev A November 2014 10 5 Section 10 Capturing and analyzing waveforms Model DMM7510 7 Digit Multimeter User s Manual Using SCPI commands You may need to make changes so that this code will run in your programming environment Send the following commands Command Description RST e Reset the Model DMM7510 SENG DIC FUNG 2 VOml e Set the instrument to measure digitize SENS DIG VOLT RANG 10 voltage SENS DUG VOLn INE AUTO e Setrange to 10 V S SIDING 2 DING 2 HEE SRN LOCO CONE e Set the input impedance to 10 GQ BN DIG Ohl APE Ure e Set the sample rate to 166 Pour DIEC OUNT OO e Enable automatic aperture ACE ONE TOO e
114. www keithley com Model DMM7510 1 2 Digit Graphical Sampling Multimeter Users Manual DMM7510 900 01 Rev A November 2014 ANA A R DMM7510 900 01A A Greater Measure of Confidence KEITH LEY A Tektronix Company Model DMM7510 72 Digit Multimeter User s Manual 2014 Keithley Instruments Cleveland Ohio U S A All rights reserved Any unauthorized reproduction photocopy or use of the information herein in whole or in part without the prior written approval of Keithley Instruments is strictly prohibited TSP TSP Link and TSP Net are trademarks of Keithley Instruments All Keithley Instruments product names are trademarks or registered trademarks of Keithley Instruments Other brand names are trademarks or registered trademarks of their respective holders The Lua 5 0 software and associated documentation files are copyright 1994 2013 Tecgraf PUC Rio Terms of license for the Lua software and associated documentation can be accessed at the Lua licensing site http Avww lua org license html Document number DMM7510 900 01 Rev A November 2014 KEITHLEY A Tektronix Company Safety p reca ut O n S The following safety precautions should be observed before using this product and any associated instrumentation Although some instruments and accessories would normally be used with nonhazardous voltages there are situations where hazardous conditions may be present This product is intended for

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