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1. udfGetTspResponse Open App Path amp amp MeasCurrScript tsp For Input As 1 Call send Addr MeasCurrScript strReturnMessag loadscript intStatus udfGetTspResponse Do While Not EOF 1 Line Input 1 strScriptline Call send Addr strReturnMessag strScriptline intStatus udfGetTspResponse strReturnMessag 4 Select Case strReturnMessag Case gt gt gt gt Left strReturnMessage Case TSP gt Do TSP Exit Case Case Else End Select Loop Close 1 Call send Addr strReturnMessag Call send Addr oO intStatus endscript intStatus udfGetTspResponse localnode prompts Return to Section Topics Section 3 Test Script Processor Interaction Disable automatic display of errors leave error messages in queue and enable Error Prompt The localnode is unit being communicated with via GPIB or RS 232 Turn on prompts need to start handling the prompts as soon as this command is sent Open the script file for sequential input loadscript identifies the beginning of the script MeasCurrScript is the name assigned to the script Read the file Loop until the end of the script file Read a line from the script file Send script line to Series 2600A Continuation prompt TSP received script line successfully waiting for next
2. cccceeeceeceeeeeesetteeeeeneees 2 14 How do use other programa a ccccc ececcusensseactevvesnedestetbasceneesiaaeeduverseeeees 2 17 Joro Lap E eere cbanves ansetvadecthesieteelieetaesesacieiey 2 17 Using Visual BaSiC eese iisiineninninesnninnuu rnea 2 19 3 Test Script Processor Interaction 0 ccccceceeeeeteeeeeeeetteeees 3 1 Wheat e a Scip ge ee pe eee eee eee eee ee ree 3 2 Facon UCU asi ssn cde aateey aa 3 2 I Net cae cect E E E A E 3 2 How do lI run a script from the front panel ssssessseesseesseessssessesssrrssrrssens 3 2 How do save scripts to the USB flash drive n 3 3 How do interact with scripts using Test Script Builder cceeeeee 3 4 Running a factory SOME a ccs yecheeek seckese tas sanecaneytteeeeadedaesiadadouaeedects 3 4 Modifying a factory SGNDL seesinane 3 6 Ru nning the user SPUN e ccc cc sees cctecadecden edecene descent eeatedecdeneededeaeveste 3 11 Deleting a user script and user tests ccccceceeeeeeeeeeeeeeeneeaeeeeees 3 12 How do use other programs ccccseecesedeceasgcccessasseecceeteaseecsenesteetectes 3 12 Usmo LODVE N eei a S eee eee 3 12 Usno visual Basi ecca eet cegunee tact oefeedctemedareeenccsuveciel vous 3 14 4 Controlling Multiple Series 2600As TSP Link 0 008 4 1 How do set up the TSP Link SySteM 0 ceseceeeseeeeeteeeeeeeeeeteaeeteeneeeees 4 2 How do I use the expanded system cceeecec
3. txtData Text amp strReturnMessage 3 TSP End If Get output from script Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 3 Test Script Processor Interaction Figure 3 8 GUI after running the non function script GPIB ioii KEITHLEY 2602 User Manual Demo Program Run like traditional GPIB instrument GPIB Address 26 Run with GPIB Run with VISA VISA Resource GPIB1 26 INSTR Run using scripts 5 06306e 04 4 5 06556e 04 Load Non Function Script 5 06520e 04 5 064616 04 C Load Function Script 5 06532e 04 5 06449e 04 Run Script VISA Data 5 06473004 ees 1 e 5 06473e 04 I Display Prompts 506437004 Load Script GPIB Load Script VISA Status Value Status Desc Testing complete teset Reset SourceMeter to default settings display screen display SMUA Set display to show smua source and limit settings display smua measure func display MEASURE_DCAMPS Set display to show current measurement smua source func smua QUTPUT_DCVOLTS Set source function to DCV smua source autorangey smua AUTORANGE_ON Enable source autorange smua source levely 5 Set source level to 5Y smua source limiti 0 1 Set current compliance to 100m4 smua measure rangei 0 1 Set current measurement range to 100m4 smua measu
4. www keithley com series 2600A System SourceMeter User s Manual 2600AS 900 01 Rev B September 2008 KEITHLEY A GREATER MEASURE OF CONFIDENCE WARRANTY Keithley Instruments Inc warrants this product to be free from defects in material and workmanship for a period of one 1 year from date of shipment Keithley Instruments Inc warrants the following items for 90 days from the date of shipment probes cables software rechargeable batteries diskettes and documentation During the warranty period Keithley Instruments will at its option either repair or replace any product that proves to be defective To exercise this warranty write or call your local Keithley Instruments representative or contact Keithley Instruments headquarters in Cleveland Ohio You will be given prompt assistance and return instructions Send the product transportation prepaid to the indicated service facility Repairs will be made and the product returned transportation prepaid Repaired or replaced products are warranted for the balance of the original warranty period or at least 90 days LIMITATION OF WARRANTY This warranty does not apply to defects resulting from product modification without Keithley Instruments express written consent or misuse of any product or part This warranty also does not apply to fuses software non rechargeable batteries damage from battery leakage or problems arising from normal wear or failure to
5. display loadmenu add Test9 Test9 After adding a name to the User menu the script can then be run from the front panel as follows 1 Press the LOAD key to display the LOAD TEST menu 2 Position the blinking cursor on the FACTORY or USER menu item and press the ENTER key or the navigation wheel NOTE The Series 2600A is shipped with no user scripts loaded 3 Position the blinking cursor on the test to be run and then press the ENTER key 4 Press the RUN key to start the test 5 Enter required test parameters using the front panel controls How do save scripts to the USB flash drive The Series 2600A supports the standard USB 2 0 device interface You can save data to the USB flash drive from the front panel while executing a script or from a remote interface Connecting the USB flash drive To connect the USB flash drive insert the USB flash drive into the USB connector located on the front panel of the instrument Saving scripts to the USB flash drive Complete the following steps to save a script to the USB flash drive from the front panel 1 Press MENU gt SCRIPT and then select SAVE 2 Do one of the following e Turn the navigation wheel to the left or to the right to select the script to be saved e Push the navigation wheel or press the ENTER key to select the desired script from the list 3 Press USB1 4 Optional Use the navigation wheel to change the last three characters of the file name
6. 2 Choose RS232 then press the ENTER key 3 Choose the following options Select BAUD and then choose the desired option e Choose BITS and then select the appropriate option e Select PARITY and then choose the desired option e Choose FLOW CTRL and then select the appropriate option a Use the navigation wheel to select ENABLE b Select one of the following ON OFF 6 Press EXIT to back out of the menu structure LAN interface configuration Use the instructions below to configure the instrument s IP address based on the present IP address of the host PC Whenever there is an existing IP address configured for the network interface card s network settings the IP address for the instruments on the Ethernet should also be configured Step 1 Identify and record the PC s existing IP configuration Information 1 Open the command prompt to see the existing IP configuration information In Windows 2000 XP a Click the Start button and select Run b Type cmd in the Open field and click OK In Windows Vista a Click the Start button b Select All Programs c Select Accessories d Select Command Prompt 2 Atthe command prompt type ipconfig all and click Enter see Figure 2 3 a Ifthe information for the Ethernet adapter displays Media Disconnected then close the command prompt and skip to Step 2 Disable DHCP to use the computer s existing IP address b When the information is displayed record the DHCP
7. Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual Front and rear panel familiarization Front panel summaries The front panels of the Keithley Instruments Series 2600A System SourceMeter instrument are shown in Figure 1 1 The descriptions of the front panel controls follow Figure 1 1 Rear panel summaries The rear panels of the Models 2601A 2602A and 2611A 2612A are shown in Figure 1 2 The rear panels of the Models 2635A and 2636A are shown in Figure 1 3 The descriptions of the rear panel components follow Figure 1 2 and Figure 1 3 Figure 1 1 Models 2601A 2611A 2602A 2612A 2635A and 2636A front panels Model 2601A and Model 2611A KEMALE 2601A SYSTEM SourceMeter KEITHLEY SourceMeter e 00 Q Q 4 5 6 0 cone Gaairs sPeeD wale POWER 3 RANGE 1 2 3 0000 LOCAL e LOAD RUN STORE RECAL TRIG MENU EXIT ENTER Y i gt IKEITAILEY 2602A SYSTEM SourceMeter KEITHLEY SourceMeter lt CURSOR gt n 4 5 6 0 CONFIG Gar seco pans SPEED POWER RANGE 1 2 3 0000 LOCAL O LOAD RUN STORE jRECALI TRIG MENU EXIT ENTER V i Q 1 2 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation NOTE The Models 2601A 2611A and 2635A have one SourceMeter channel Channel A and the Models 2602A 2612A an
8. How do use the Digital I O port cssscsseessessseesseeesseeeseeesseeeneees A 3 Digital I O port terminals ccceeeeeesseeeeeeeeseeeeeeeeeeteaeeseeeeeaeeesees A 3 Controlling the digital VO port isssssssiirssisrsisirsnnersnneerennersessssnissnas A 3 How do trigger other instruments cseccseceeseeeseeeseeeeseeeeseenenees A 3 Trhggenng amp SCANNET oinordea annia A 3 Programining TED FAG icsisisreiirrisserirseiinidigennrsniansi tria uan A 4 How do I generate a service request sscsscsseesseesseesseeeeseeeeeees A 4 Setting up a service FEQUEST eeeeeeeeteseeeeceteeeeeeeteaeeteeeseeeeneetaas A 4 Service request programming CxaMple ecceeeceeeeeeeseeeeeeeneetens A 4 Paling ior SROS iniaeeai aae ea A 5 How do I store measurements in nonvolatile memory A 5 Front panel operatio cic casceceseectheaceceasseceessnccseesctecaseeeeesseasanscdannsnte A 5 Remote programming iriiri iseireri nininini niinen A 5 How do I stack channels to output higher voltage ssss A 6 How do I parallel channels to output higher current 0008 A 7 How do I make contact check measurements cssseeeeeeeee A 8 Contact check CONMECTIONS cccseccceseeecseeeneeeseeeseeeeeersesennenetees A 8 Model 2601 A 2602A 2611A 2612A contact check connections A 8 How do make low current Measurement ceccessssseeeeees A 9 Low current CONNECTIONS
9. use TSB to make measurements The following procedure uses the TSB Instrument Console to send commands to source voltage and measure current on Channel A using a 10kQ resistor as the DUT The complete command sequence as it would appear in the console window is shown in Figure 2 10 along with instrument responses The procedure assumes the DUT 10kQ resistor is already connected to the Series 2600A see Figure 1 4 and that the instrument resource has already been opened see Open and close an instrument resource 2 14 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation Figure 2 10 Source measure command sequence in console window 2601 A 2602A version shown jij TSP Welcome Test Script Builder 0 x File Edit Navigate Project Run Window Help JInstrument Console 2 Tasks Command Help Language Help Em e GPIBO 26 INSTR Simulated loP gt resety Reset SourceMeter a DCVOLTS Select volts function Set source range to 40V Set source level to 10V Set current limit to 10mA Set measure range to 10mA Turn on output Take current reading Print current reading Instrument response Print resistance reading Instrument response Print power reading Instrument response SP gt smua source output smua OUTPUT_OFF Turn off output smua sourc P gt WARNING Hazardous voltages may be present on the output
10. 100 readings simply by calling the function with a different value for ntimes for example MeasCurr 100 You can pass parameters to a function but not to a script However you must initially run a script to create a function See the Series 2600A Reference Manual for more information 3 18 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 3 Test Script Processor Interaction Call send Addr MeasCurr 10 intStatus Call function with ntimes 10 and then enter data Do Get output from strReturnMessage udfGetTspResponse function txtData Text txtData Text amp strReturnMessage amp vbCrLf Loop Until Left strReturnMessage 3 TSP If strReturnMessage TSP Then txtStatusDesc Text Error Occurred Call send Addr print errorqueue next intStatus strReturnMessage udfGetTspResponse txtStatusDesc Text txtStatusDesc Text amp strReturnMessage amp vbCrLf End If Take appropriate action based on error message Figure 3 10 GUI after calling the function GPIB iojx KEITHLEY 2602 User Manual Demo Program Run like traditional GPIB instrument GPIB Address 26 Run with GPIB Run with VISA VISA Resource GPIB1 26 INSTR Run using scripts Load Script GPIB Load Script VISA boca letersi Sete 506316604 Load Function Script 5 06377e 04 5 0
11. 3 4 Digital I O 4 5 Digital I O 5 6 Digital I O 6 13 Digital I O 13 14 Digital I O 14 15 21 Ground 22 5V 7 Digital I O 7 23 5V 8 Digital I O 8 24 Output Enable OE 2601 2602 9 Digital I O 9 24 Interlock INT 2611 2612 2635 2636 10 Digital VO 10 25 5V Controlling the digital I O port From the front panel select MENU gt DIGOUT gt DIG IO OUTPUT then enter the decimal value to set I O lines high or low 16 383 maximum Commands for basic I O are summarized in Table A 1 For example to set all 14 lines high send digio write port 16383 Table A 1 Commands for basic I O port Command Description digio readbit bit digio readport digio writebit bit data digio writeport data Read one digital I O input line Read digital I O port Write data to one digital I O output line Write data to digital I O port How do trigger other instruments Triggering a scanner A typical test scenario might call for using the Series 2600A with a scanner to test a number of DUTs in sequence A basic example that uses the Series 2600A Digital I O port to trigger a scanner is shown in Figure A 2 In this case line 1 of the I O port is used as a trigger output and connected to the scanner mainframe trigger input while line 2 of the I O port is used as a trigger input 2600AS 900 01 Rev B September 2008 Return to Section Topics A 3 Appendix A Frequently Aske
12. 5 Press the ENTER key to save the script to the USB flash drive NOTE The message Overwrite is displayed if the file already exists 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 3 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual How do interact with scripts using Test Script Builder 3 4 The following function for factory script KIPulse is stored in the nonvolatile memory of the Series 2600A PulseVMeasurel smu bias level ton toff points The above function performs a specified number of pulse V measure cycles e Sets the smu to output bias volts and dwell for ton seconds e Sets the smu to output level volts and dwell for ton seconds e Performs current measurement with the source at level volts e Sets the smu to output bias volts for tof seconds e Repeats the above sequence for points pulse measure cycles Figure 3 1 shows one pulse measure cycle for the function Figure 3 1 Pulse measure cycle for the PulseVMeasurelI function level ee Current measurement bias bias gt 4 gt ton ton toff Running a factory script NOTE All commands to run a factory script are to be executed from the Instrument Console of the Test Script Builder The following steps explain how to run the PulseVMeasurelI function and read the data stored in the buffer NOTE The KIPulse factory script is an autorun script The script runs au
13. Example program test results i 2602 User Manual Demo Program J 0 x KEITHLEY 2602 User s Manual Demo Program m Run like traditional GPIB instrument GPIB Address 26 Run with VISA VISA Resource GPIB1 26 INSTR m Run using scripts Load Sctipt GPIB Load Script VISA op hese iion Hacienda cn C Load Function Script Run Script GPIB Run Script VISA Data Call Function GPIB Call Function WISA IV Display Prompts a Script 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 21 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual This page left blank intentionally 2 22 Return to Section Topics 2600AS 900 01 Rev B September 2008 Section 3 Test Script Processor Interaction In this section Topic Page Wat isa SCript oii ccctccccecccccaceccccsscteesctessctgcecesnccedeerssecesccscodeseacessneeses 3 2 Factory SONS cos cebeissecesa lh ereraa EEA Aesaad EA EAA EREN 3 2 User Senp oia aE del tee AE EA E ech totes 3 2 How do I run a script from the front panel s csssssseeeeeees 3 2 How do l interact with scripts using Test Script Builder 3 4 Running A factory SCV oes occ scizececsdceicccs cts saccenseqenreescuevapesssdehpanneets 3 4 Modifying a factory SCript c 0 2scs eee eens 3 6 R nnmo he user SOMITE Ss scccnces feecesceesceecadacdended ennie iaa ans 3 11 Deleting a user script and us
14. Section 3 Test Script Processor Interaction Figure 3 5 Run configuration example Script Attributes tab shown Run x Create manage and run configurations Create a script from files in a project The script will be assembled from script files contained in the associated project y The script assembly order i e Load Order along with storage attributes are controlled by setting various script WA properties on the tabs below Configurations Name KIGeneralUser E TSP Script E kiGeneralUser Main Script Attributes Common Run Action Load Load and Execute Storage Volatile Non volatile Auto Run Debug Generate Debug File New Delete Apply Revert Running the user script Remote programming The functions for the KIGeneralUser user script can be called after the script is run as follows KIGeneralUser After the above command is executed any of the functions that make up the user script can be called in the same manner that factory script functions are called see Step 1 Call the function Front panel operation To run the script from the front panel a test name has to be added to the USER TESTS submenu of the LOAD TEST menu Since the KIGeneralUser script is made up of eight functions a front panel user test must run the script and also call a function The following command will add the test name PulseVMeasl to the menu It will also configure the test to run the KIGeneralUser
15. and guard terminals To prevent electrical shock that could cause injury or death NEVER make or break connections to the Series 2600A while the output is on Power off the equipment from the front panel or disconnect the main power cord from the rear of the Series 2600A before handling cables connected to the outputs Putting the equipment into standby does not guarantee the outputs are not powered if a hardware or software fault occurs Step 1 Reset instrument A good practice is to reset the instrument to its default settings before the start of a test To reset the Series 2600A type the following command into the console window then press the Return key reset Channel A all models or Channel B 2602A 2612A 2636A only defaults can be reset as follows smua reset smub reset Step 2 Select source function and set output value Enter the following commands to select the source voltage function set the source range to 20V Model 2611A 2612A 2635A 2636A or 40V Model 2601A 2602A and set the source value to 10V 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 15 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual smua source func smua OUTPUT_DCVOLTS smua source rangev 40 Use for Model 2601 A 2602A smua source rangev 20 Use for Model 2611A 2612A 2635A 2636A smua source levelv 10 Step 3 Set compliance value and measure range Enter the followin
16. 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 withstanding the voltage being measured The instrument and accessories must be used in accordance with its specifications and operating instructions or the safety of 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 safety earth 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 If a screw is present connect it to safety earth ground using the wire recommended in the user documentation The symbol on an instrument indicates that the user
17. in the IP address field and 255 255 255 0 in the subnet mask field These will be used to configure the instrument s LAN settings b After recording or entering the IP address click OK to close the Internet Protocol TCP IP Properties dialog box 4 Close the Network Connections window 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 5 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual Figure 2 4 Internet protocol TCP IP properties dialog box Internet Protocol TCP IP Properties 2 x General You can get IP settings assigned automatically if your network supports this capability Otherwise you need to ask your network administrator for the appropriate IP settings Obtain an IP address automatically Use the following IP address IP address 192 168 0 3 Subnet mask 25 2 255 0 Default gateway C Use the following DNS server addresses Preferred DNS server i Alternate DNS server Advanced Cancel Step 3 Configure the Instrument s LAN settings To configure the Series 2600A using the front panel 1 Press the MENU key to display the MAIN MENU Use the navigation wheel to select LAN to display the LAN MENU 2 Change the IP address assignment method a Select CONFIG gt METHOD gt MANUAL then press the ENTER key b Press the EXIT key once to return to the LAN MENU c Select APPLY_SETTINGS g
18. in the previous example it simply indicates that the MeasCurr ntimes function has been created function MeasCurr ntimes local l_i Local counter variable reset display screen display SMUA display smua measure func display MEASURE_DCAMPS smua source func smua OUTPUT_DCVOLTS smua source autorangev smua AUTORANGE_ON 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 17 Section 3 Test Script Processor Interaction smua source levelv 5 smua source limiti 0 1 smua measure rangei 0 1 smua measure nplc 1 smua source output for l_i 1 ntimes do print smua measure i end for smua source output end function print Function Figure 3 9 MeasCurr ntimes Series 2600A System SourceMeter Instruments User s Manual smua OUTPUT_ON smua OUTPUT_OFF created GUI after loading and running the function script GPIB oix Run like traditional GPIB instrument GPIB Address 28 Run with GPIB Run with VISA VISA Resource GPIB1 26 INSTR Run using scripts Function MeasCurr ntimes created TSP gt c Non ion Gori Load Script GPIB Load Script VISA Pose Non Function Ser Load Function Script Run Script VISA Data Call Function GPIB Call Function VISA I Display Prompts Status Value Status Dese esting complete function MeasCurr ntimes E local Li Local counter variabl
19. in this register must always be set but the exact bit s to be set will depend on the desired SRQ event s Service request programming example The example below shows how to program the SourceMeter to generate an SRQ when the current limit on Channel A is exceeded status reset Clear all registers status measurement current_limit enabl Enable current limit bit in status measurement current_limit SMUA current limit register status measurement enable Enable status measure status measurement ILMT current limit bit status request_enable status MSB Enable status SRO MSB A 4 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Appendix A Frequently Asked Questions Polling for SRQs To determine if the SourceMeter is the GPIB device that generated the SRQ simply serial poll the unit for the status byte and test to see if the corresponding summary bit or bits are set For example the following commands request the status byte and prints the result status_byte status condition print status_byte How do store measurements in nonvolatile memory Each SMU has two dedicated reading buffers for measured readings source values and timestamps Buffer 1 nvbuffer1 and Buffer 2 nvbuffer2 Reading buffers can be saved to nonvolatile memory so that saved data will load automatically when power is cycled Front panel operati
20. is enclosed in 2600AS 900 01 Rev B September 2008 Return to Section Topics Appendix A Frequently Asked Questions A 10 Series 2600A System SourceMeter Instruments User s Manual both a guard shield and a safety shield which is necessary when hazardous voltages are used The inner shield guard of the HI triax cable is connected to the test fixture guard shield and the outer cable shield chassis ground is connected to the safety shield Figure A 7 Model 2635A 2636A low current connections Sense Sense Lo HI LO HI CHANNEL A I Guard Sense CHANNEL B HI LO HI Chassis ss screw Metal noise shield Safety earth ground Low current measurement programming example smua smua smua smua measure rangei le 9 Select 1nA range source limiti source output print smua measure print smua measure smua source output smua smua smua The command sequence for typical low current measurements is shown below The sequence assumes that a 100GQ resistor is being tested These commands set the output voltage to 100V and then measure and display both the current through the device as well as the resistance reset Restore defaults source func smua OUTPUT_DCVOLTS Set source to DCV source rangev 200 Select 200V source range source levelv 100 Output 100V DC le 9 Set current limit to 1nA smua OUTPUT_ON gt Turn on
21. line Ready prompt TSP received script successfully ready for next command Error prompt Error occurred handle as desired Use errorqueue commands to read and clear errors No prompt received Response other than shell prompt was received handle as desired Close the script file Tell TSP complete script has been downloaded Disable prompts Section 3 Test Script Processor Interaction Figure 3 7 Series 2600A System SourceMeter Instruments User s Manual GUI after loading the non function script GPIB w 2602 User Manual Demo Program E KEITHLEY Run like traditional GPIB instrument Run with GPIB Run using scripts Run Script GPIB Run with VISA Load Script VISA Run Script VISA file 2602 User Manual Demo Program GPIBAddess 26 VISA Resource GPIB1 26 INSTA Load Non Function Script Load Function Script Data I Display Prompts Status Value Script loaded Status Desc teset smua source levely 5 smua source limiti 0 1 smua measure nple 1 Script ntimes 10 fori 1 ntimes do end for display screen display SMUA display smua measure func display MEASURE_DCAMPS smua source func smua OQUTPUT_DCVOLTS smua source autorangey smua AU TORANGE_ON smua measure rangei 0 1 smua source output smua OUTPUT_ON print smua
22. on Turn the output on by pressing the appropriate OUTPUT ON OFF key The ON OFF indicator LED will turn on when the channel output is on NOTE The Models 2611A 2612A 2635A and 2636A are equipped with a safety interlock circuit that prevents operation on the 200V range if the circuit is not energized This circuit is illustrated in Figure 1 5 See to the Series 2600A Reference Manual for more information Step 6 Make measurements 1 Observe the readings on the display press TRIG if necessary to trigger the unit to begin taking readings For the single channel display mode the readings will appear on the top line while source and limit values are on the bottom line For the 10kQ resistor under test typical display values are 1 00000mA SrcA 10 0000 V LimA 010 0000mA 2 Use the DISPLAY key to cycle through the various display modes shown in Figure 1 6 the User State display messages are defined with specific display commands see the Series 2600A Reference Manual for more information 3 Press the MEAS key several times to display measured voltage resistance and power Typical values for the 10kQ resistor are 10 0000V 10 0000kQ and 10 0000mW Step 7 Turn output off When finished making measurements turn the output off by pressing the OUTPUT ON OFF key The OUTPUT indicator light will turn off 1 12 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s M
23. or measure range selected Unit armed and ready to run asterisk Readings are being stored in buffer Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation Figure 1 2 Model 2601 A 2602A 2611A 2612A rear panels Model 2601A 2611A 1 WARNING no INTERNAL OPER La Pet Pear MADE IN mA Em SEN ooo0oo0oo0oo0o00 LISTED SourceMeter 4ZA4 LINE FUSE LINE RATING SLOWBLOW 100 240VAC 315A 250V 50 60Hz 240VA MAX J e J J J e DIGITAL I O IEEE 488 10 4 65 7 8 1 Model 2602A 2612A 1 FIED PERSONNEL ONLY CHANHEL A 10 SUAS 6 amp DES 9 nf cl so oossoo LINE FUSE LINE RATING SLOWBLOW 100 240VAC 3 15A 250V WARNING NO INTERNAL OPEF iz 240VA MAX DIGITAL 1 0 IEEE 488 10 4 65 7 8 9 Model 2601A 2602A and Model 2611A 2612A rear panels 1 CHANNEL A and CHANNEL B Channel B on Model 2602A 2612A only Input output connections for source sense and guard 2 DIGITAL I O Female DB 25 connector Fourteen pins for digital input or output one pin for output enable 2601 A 2602A or safety interlock 2611A 2612A 5V and GND pins are also provided Use a cable equipped with a male DB 25 connector Keithley Instruments part number CA 126 1CA 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 5 Section
24. output Display current reading Display resistance reading smua OUTPUT_OFE gt Turn off output Roe Return to Section Topics 2600AS 900 01 Rev B September 2008 Auto zero Disabling sictsetissoasstisiciaeresrerruitaaes A 2 Basic measurement sses 1 10 Buffer Configuration ceeeeeeeeeeeeeeeneee 1 15 GONTIQUIING rrarena 1 15 OVCIVIEW Axcrcsasiccvincicmmsmasavnces 1 15 Recalling readings 0 e 1 16 Storing readings cese 1 16 USIN aneii 1 15 Calling a function sesse Operator interaction Chassis ground Clearing a buffer ssec Command help sssscsuscrvsossscsncnsaceeuenccnat Compliance Setting limit Configuring a buffer Connections DUT ara E Connectors Digital O ssosnisnneneuasasasak 1 5 1 8 IEEE 488 1 6 1 8 OUTPUT seepia 1 5 1 7 Power module wae LO5 18 RS 232 Senra 1 6 1 8 TSP HIM irutan 1 6 1 8 Console window GIS ALING sperius EA 2 14 SAVING sienincshitisdtases tessa deendutradetenyss 2 14 Contact check GONNECHIONS sancwrrtaccrnamereaans A 8 Measurements m Gontrol ICONS escenes Digital 1 O port GOntrolling sismes A 3 TONMiMAalS jsistuidsdnsivsioncklcnsdnadsiaanneknishaies A 3 Display Annunciators Display modes DUT connections Index Factory SCripts cesssisssscaccassiissasssnsnaveteoncnnasts 3 2 Front panel summaries s s 1 2 GPIB interface 2 2 A 2 How do interact with
25. router or hub anormal CAT 5 cable not provided should be used unless your equipment has Auto MDIX capabilities If it does have Auto MDIX the crossover cables may be used Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation Figure 1 3 Model 2635A and 2636A rear panels 4 Model 2635A 1 SERVICE 5Y QUALIFIED PERSONNEL Oily a CHANNEL A RA LO HI SENSE HI Ms CE MADE IN USA LINE FUSE LINE RATING SLOWBLOW 100 240VAC 3 15A 250V 50 60Hz 240VA MAX 2 DIGITAL 1 0 IEEE 488 CAUTION Fon compen PROTEC PON AGAINA FIRE SE WITH SAME TYPE AND PATJ j IFIED PERSONNEL ONY a CHANNEL A SENSE HI HI S GUARD 6o GUARD CHANNELB 19 SENSE LINE FUSE LINE RATING SLOWBLOW 100 240VAC KEITHUEY 3 15A 250V 50 60Hz m S 2 DIGITAL 1 O C LAN IEEE 488 NO AUTO MDIX CAUTION Foa conmif en prorec fon AGAINST Fire gaz 11 Model 2635A 2636A rear panels 1 CHANNEL A and CHANNEL B Channel B on Model 2636A only Triax connectors for Input output guard and sense connections Use only low noise triax cables such as the Keithley Model 7078 TRX available in several lengths Connector terminals and associated triax cable conductors are as follows Table 1 1 Connectors and triax cable conductors Connector Center conductor Inne
26. s cssesseeseesseeeseee 2 14 Resat WSIMLINIGNT shone eai dition oe date 2 15 Select source function and set output value eeeeeeeeeeeeeeeeee 2 15 Set compliance value and measure range seeeeeeeeteeteteeeeeetee 2 16 TDR AWM EMU npin ieee becndvessteetanaccaetecaheideesaieneaetees 2 16 Make a MeaSureniont inina 2 16 PAE GEM SUM cess cc caezeccnte Seesdeues eda tedadarii E 2 16 TRACOM QUIDIN A3 eci ten ect Gen ei 2 16 How do use other programs 2 17 Using LEY sfc cencoesciecsscesateesandeshedsbeceiacensbiedas feetdtadpnccteencontees 2 17 Usma Visual BASIE cscs eet vey Gite nuoreen ia evades 2 19 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual How do use the remote interface Connect to the interface See Figure 1 2 for the locations of the GPIB IEEE 488 RS 232 and LAN connectors and make connections as follows e GPIB Use a shielded IEEE 488 cable such as the Keithley Instruments Model 7007 to connect the Series 2600A IEEE 488 connector to the GPIB connector on the host PC see Figure 2 1 e RS 232 Use a shielded 9 pin RS 232 cable like the Keithley Instruments Model 7009 5 to connect the Series 2600A RS 232 connector to the serial port of the host PC see Figure 2 2 e LAN Use the crossover cable supplied with the Series 2600A to connect directly to the host PC s network card Figure 2 1 GPIB cable oao 3c TO 0 GPIB Cable Connect one end of
27. 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 Instruments 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 for example 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 Table of Contents Section Topic Page 1 Front and Rear Panel Operation cccccececeeeeeeeeeeeteeeeeteees 1 1 Front and rear panel familiarization ccecccceeeeeceeceeeeeeeeeeeeeeeeeeeeeeneneees 1 2 Front panel SUMMING S cc 2 escedi Decceecees edcceecsasyecncedesdelsaveesde a 1 2 Roar panel Summanos del de ceeet tied tetone iaar n anaana ARRANA 1 2 Model 2601A 2602A and Model 2611A 261 2A rear panels 05 1 5 Model 2635A 2636A rear panels ccccscccccecesee
28. script and call the PulseVMeasurel function display loadmenu add PulseVMeasI KIGeneralUser PulseVMeasurel display SAVE Because no parameters are used in the function PulseVMeasurelI the test will be interactive and require the operator to input the test parameters using the front panel controls See How do I run a script from the front panel for details on running a user script from the front panel The command display 1loadmenu add can be used to configure front panel user tests for the other functions of the script Make sure to use a different menu name for each function For 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 11 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual example the following command will add the name PulselMeasV for a test to call the PulseIMeasurevV function display loadmenu add PulseIMeasV KIGeneralUser PulseIMeasureV display SAVE Deleting a user script and user tests Deleting a user script A user script can be deleted from nonvolatile memory of the Series 2600A The following command will delete the KIGeneralUser user script script delete KIGeneralUser Deleting a user test After deleting a script you should also delete the test from the USER TESTS menu since it no longer exists The following command deletes the PulseVMeasl test from the menu display loadmenu delet
29. should refer to the operating instructions located in the user documentation The A symbol on an instrument shows that it can source or measure 1000V or more including the combined effect of normal and common mode voltages Use standard safety precautions to avoid personal contact with these voltages The N symbol on an instrument shows that the surface may be hot Avoid personal contact to prevent burns The a symbol indicates a connection terminal to the equipment frame If this 9 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
30. the cable to the host g PC and the other end to the SourceMeter 2 Side View Both cable connectors are identical Side View Figure 2 2 RS 232 cable Male DB 9 Connector Female DB 9 Connector connect to SourceMeter connect to PC Pin View Pin View Configure the interface GPIB interface configuration Set the primary address using the following procedure The Series 2600A primary address must be the same as that specified in your program or the two devices will not be able to communicate 1 Press MENU gt GPIB and then press the ENTER key 2 Select ADDRESS and then press the ENTER key The Address screen is displayed 3 Turn the navigation wheel to the right or to the left to select the desired number 2 2 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation 4 Push the navigation wheel and then turn the navigation wheel to choose an address NOTE The GPIB address can range from 1 30 5 Press the navigation wheel to set each digit 6 Press the navigation wheel or the ENTER key to set the address 7 Press EXIT to back out of the menu structure RS 232 interface configuration Set RS 232 parameters as covered below Before you can use the RS 232 interface to communicate with the instrument the serial port parameters for the host PC must match the serial parameters set on the instrument Press MENU to view the main menu
31. 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 procedures Keithley Instruments products are designed for use with electrical signals that are rated Measurement Category and Measurement Category Il as described in the International Electrotechnical Commission IEC Standard IEC 60664 Most measurement control and data I O signals are Measurement Category and must not be directly connected to mains voltage or to voltage sources with high transient over voltages Measurement Category II connections require protection for high transient over voltages often associated with local AC mains connections Assume all measurement control and data I O connections are for connection to Category sources unless otherwise marked or described in the user documentation 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 30V RMS 42 4V peak or 60V
32. trademarks or registered trademarks of their respective holders Cleveland Ohio U S A Document Number 2600AS 900 01 Rev B September 2008 KEITHLEY Safety Precautions 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 non hazardous voltages there are situations where hazardous conditions may be present This product is intended for 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
33. wheel to scroll through the options b Modify the SUBNETMASK to match the PC settings recorded earlier or 255 255 255 000 if DHCP Enabled YES c Push the ENTER key or the navigation wheel when finished changing all the characters Press the EXIT key to return to the LAN MENU From the LAN MENU select APPLY_SETTINGS gt YES then press the ENTER key NOTE APPLY_SETTINGS must be used before changes to the IP address or subnet mask are applied Step 4 Connect the crossover cable from the instrument to the PC network interface card Connect the supplied crossover cable between the computer s NIC card and the Ethernet connector on the instrument s rear panel There are multiple connectors on the Series 2600A rear panel Be sure to connect to the LAN connection port see Figure 2 5 NOTE Connect the crossover cable into the same PC Ethernet port that was used during the configuration of the instrument This will ensure that the system is using the correct network card 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 7 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual Figure 2 5 LAN connection Model 2636A ee SENSE CHaNNELB LO SENSE gS ommo O DIGITAL 1 0 LINE FUSE LINE RATING SLOWBLOW 100 240VAC T 3 15A 250V EA ALO TSP Link IEEE 488 Ga 1 CAUTION e0r conri LAN connection port a a TIN AG
34. 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual 1 6 3 IEEE 488 Connector for IEEE 488 GPIB operation Use a shielded cable such as the Keithley Instruments Model 7007 1 or Model 7007 2 4 Cooling exhaust vent Exhaust vent for internal cooling fan Keep vent free of obstructions to prevent overheating 5 Chassis ground Ground screw for connections to chassis ground 6 Low noise chassis ground Ground jack for connecting Output HI or LO to chassis 7 RS 232 Female DB 9 connector For RS 232 operation use a straight through not null modem DB 9 shielded cable Keithley Instruments Model 7009 5 for connection to a PC 8 TSP Link Expansion interface that allows a Series 2600A and other TSP enabled instruments to trigger and communicate with each other Use a category 5e or higher LAN crossover cable Keithley Instruments part number CA 180 3A 9 Power module Contains the AC line receptacle and power line fuse The instrument can operate on line voltages of 100V to 240V AC at line frequencies of 50 Hz or 60 Hz See the Series 2600A Reference Manual for line fuse replacement instructions 10 LAN Use this RJ 45 connector to connect the instrument to the local area network The RJ 45 connector connects a network card a network switch a router or a hub When connecting directly to a PC a crossover cable included must be used When connecting to a network switch
35. 3 Table 1 3 Model 2601A and 2602A source measure capabilities Function Capabilities Source DC voltage 1uV to 40 4V Source DC current 1pA to 3 03A Measure DC voltage 1nV to 40 8V Measure DC current 1pA to 3 06A 1 10A maximum available in pulse mode only Model 2611A and Model 2612A Basic DC source measure capabilities for the Models 2611A and 2612A are listed in Table 1 4 Table 1 4 Model 2611A and 2612A source measure capabilities Function Capabilities Source DC voltage 1nV to 202V Source DC current 1pA to 1 515A Measure DC voltage 1uV to 204V Measure DC current 1pA to 1 53A 1 10A maximum available in pulse mode only Model 2635A and Model 2636A Basic DC source measure capabilities for the Models 2635A and 2636A are listed in Table 1 5 Table 1 5 Model 2635A and 2636A source measure capabilities Function Capabilities Source DC voltage 1uV to 202V Source DC current 20fA to 1 515A Measure DC voltage 1uV to 204V Measure DC current 1fA to 1 53A 2600AS 900 01 Rev B September 2008 Return to Section Topics Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual How do power up the instrument Step 1 Connect to line power CAUTION Operating the instrument on an incorrect line voltage may cause damage to the instrument possibly voiding the warranty 1 Before you plug the power c
36. 35A buffer configuration menu items are the same as covered above except for channel selection Step 4 Turn on the output Press the CHAN A Model 2602A 2612A 2636A OUTPUT ON OFF key to turn on the source output Step 5 Storing reading buffers 1 From the front panel press STORE and then choose SAVE 2 Select INTERNAL to save to internal nonvolatile memory 3 Select one of the following e SMUA_BUFFER1 e SMUA_BUFFER2 e SMUB_BUFFER1 e SMUB_BUFFER2 4 The front panel displays Saving This may take awhile 5 Press the EXIT key to return to the main menu Step 6 Turn off the output e Press the OUTPUT ON OFF key to turn off the output after storage is completed Step 7 Recalling readings 1 Press the RECALL key to access buffer readings repeatedly pressing RECALL will cycle through Buffer 1 then Buffer 2 for Channel A and then Channel B A message will be displayed if a buffer is empty 2 Note the buffer display data see Figure 1 7 e The buffer location number is on the right For example location 000001 indicates that the displayed reading is stored at the first memory location The source value is positioned at the lower left side of the display The timestamp is positioned at the lower right side The first source measure reading stored in the buffer 000001 is time stamped at 00000 000000 seconds Subsequent readings are time stamped relative to when the time storage was started The interval between rea
37. 600A to default settings 2 Set display to show SMU A source and limit settings 3 Set display to show current measurement 4 Set source function to DCV 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 19 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual 2 20 Enable source autorange Set source level to 5V Set current compliance to 100mA Set current measurement range to 100mA Set integration time to 1PLC Turn on SMU A output Measure the current and put reading in instrument output queue This step is similar to using a SCPI READ query to take a single reading 12 Turn off SMU A output Pee CO 02 NO 01 ot Command sequence The commands that implement the pseudocode are listed below The syntax for the send and enter commands is designed for a Keithley Instruments GPIB card To use a Keithley Instruments GPIB card in Visual Basic you must include the ieeevb bas module in your project This module is included on the CD that comes with your GPIB card When you click the Run with GPIB button on the GUI the commands are sent to the Series 2600A and executed The single reading returned by these commands is displayed in the Data text box as shown in Figure 2 13 NOTE Addr is the GPIB address of the instrument and is assigned the value of 26 Call send Addr localnode prompts 0 intStatus Call send Addr reset i
38. 631 8e 04 Run Script GPIB Run Script VISA Data 5 06294e 04 5 0637 7e 04 5 06341e 04 7 all Function GPIB Call Function VISA T Display Prompts Papo Status Valin Status Dee Testing complete function MeasCur ntimes local Li Local counter variable teset Reset SourceMeter to default settings display screen display SMUA Set display to show smua source and limit settings display smua measure func display MEASURE_DCAMPS Set display to show current measurement smua source func smua QUTPUT_DCVOLTS Set source function to DCV smua source autorangey smua AU TORANGE_ON Enable source autorange smua source levely 5 Set source level to 5 smua source limiti 0 1 Set current compliance to 100m4 smua measure rangei 0 1 Set current measurement range to 100m4 Script smua measure nple 1 Set integration time to 1PLC default smua source output smua OUTPUT_ON Tum ON smua output for Li 1 ntimes do Perform following command s ntimes print smua measure if Measure current and put reading in instrument output queue end for smua source output smua OUTPUT_OFF Turn OFF smua output end function print Function MeasCurr ntimes created 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 19 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual This page left blank in
39. AINST FIRE HAZARD FUSE WITH SAME TYPE AND FA Step 5 Access the instrument s internal web page 1 Open a web browser on the host PC 2 Enter the instrument s IP address in the browser s address box For example if the instrument s IP address is 192 168 0 3 enter 192 168 0 3 in the browser s address box 3 Press ENTER on the PC keyboard to open the instrument s web page Working with the web interface The Series 2600A has a web interface see Figure 2 6 that you can use to remotely access the following e Connection string e LXI class e Firmware version number e MAC address e Instrument model e Connection string e Virtual front panel e TSB embedded e TSP Express 2 8 Return to Section Topics 2600AS 900 01 Rev B September 2008 2600AS 900 01 Rev B September 2008 Figure 2 6 Web interface KEITHLEY A GREATER MEASURE OF CONFIDENCE Series 2600A System SourceMeter Instruments User s Manual LX www keithley com LXI Web Interface Welcome Page Welcome Page IP Configuration instrument Model Manufacturer Set Password Firmware Revision TSB Embedded Serial Number Virtual Front Panel Description Flash Upgrade LXI Class TSP Express LXI Version Log MAC Address Glossary TCP IP Address Gateway iD Subnetmask Lan Connection Host Name FQDN DNS Servers Ports Instrument Address String Smu A Calibration Date Smu A Calibration Due How to use the Virtual Fron
40. Allranges or functions are bad Checked all cables Display or output check one o Drifts o Unable to zero o Unstable o Will not read applied input O Overload o Calibration only O Certificate of calibration required o Data required attach any additional sheets as necessary Show a block diagram of your measurement system including all instruments connected whether power is turned on or not Also describe signal source Where is the measurement being performed factory controlled laboratory out of doors etc What power line voltage is used Ambient temperature F Relative humidity Other Any additional information If special modifications have been made by the user please describe Be sure to include your name and phone number on this service form Sink Specifications are subject to change without notice All Keithley trademarks and trade names are the property of Keithley Instruments Inc All other trademarks and trade names are the property of their respective companies KENT HLEY A GIR EAT ER MEASURE G F CONFEDENCGCE Keithley Instruments Inc Corporate Headquarters 28775 Aurora Road Cleveland Ohio 44139 440 248 0400 Fax 440 248 6168 1 888 KEITHLEY www keithley com 12 06
41. DC 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 shock If the circuit is capable of operating at or above 1000V 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 11 07 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
42. anual Section 1 Front and Rear Panel Operation Figure 1 4 Model 2602A 2612A low noise chassis ground banana jack and chassis screw Series 2600A Low Noise Chassis Ground 1 Frequency Variable Resistor FVR Isolates Banana Jack the SMUs from high frequencies on the chassis For DC to 60Hz the FVR is a virtual short zero ohms 2 DO NOT use the Chassis Screw terminal to make signal connections to external circuitry High frequency gt 1MHz on the chassis may result in higher noise at the output Signal FYR Ground Chassis Screw 2 Chassis Signal L Signal Ground is a local signal ground and defined as Ground the Low Noise Chassis Ground Banana Jack Chassis l 7 Chassis is defined as the metal chassis of the Series 2600 Chassis Screw terminal is connected to the metal chassis of the Series 2600 Model 2636A Channel BLO Channel amp LO GND GND Floating Floating FYR ChannelB LO Channel 4 LO Chassis GND 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 13 Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual Figure 1 5 Interlock circuit gt Read by firmware INTERLOCK pin 220V supply on DIGITAL I O connector 220V supply Coil resistance 145WOQ 10 To output stage gt Chassis ground Rear panel Figure 1 6 Display modes Source Measure display for SMU A and SMU B Top line d
43. aved in nonvolatile memory as a user script Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 3 Test Script Processor Interaction 1 The Run configuration box is used to launch load a user script into the Series 2600A and save it in nonvolatile memory As shown below open the Run box and then click Run in the drop down menu TSP main tsp Test Script Builder File Edit Navigate Search Project Run Window Help 1 10 fue Click Run and then click Run in the drop down menu NOTE Figure 3 4 and Figure 3 5 show how the Run box will look after the launch is configured 2 Inthe Configurations area of the Run box select the KIGeneral script The launch configuration tabs for that script will appear in the Run box 3 Presently the name of the script is KIGeneral You should change the name so the script is not confused with the factory script of the same name that is stored in the Series 2600A For example change the script Name to KIGeneralUser and click the Apply button 4 As shown in Figure 3 4 the main tsp file must be in the Load Order area of the Run box If it is in the Available Project Files area double click main tsp to move the file over 5 Click the Script Attributes tab to display the load and store options and select the LoadOnly run action and nonvolatile storage as shown in Figure 3 5 6 Click the Apply butto
44. ceesceteeeeeseesseeeteeeeeeeeaees 1 9 Model 2611A and Model 2612A 0 eecceeeeeeeeeteneeeseesneeeteeeeeaeeraees 1 9 Model 2635A and Model 2636A scoireann 1 9 How do power up the instruMent ccsecsscsseesseeesseeesetenseenseees 1 10 Connect to liNe DOWEL eee ceeeeeseeeseeteaeeeaeeeeseeeeeeseaeetseeeeaeeeeeteas 1 10 TT DONE ennnen HA ete eae ies 1 10 E E EE 1 10 How do make measurements sscsecessesseeeseesseeessersenesseenseees 1 11 Connie te DUT rcirsen iri eiea a i 1 11 Select source and set source IeVEl ee eeeeeeeeeeeteeteeeteneeteaeeeneetens 1 11 Ser compliance WMT 2c iid nha 1 11 Select measurement function AN FANGE eeeeeeeeeeeeteeteeeeteetees 1 12 TEGO UU Gl ow eeeeiien oa E eels 1 12 Make measurements cceccceeeenceeeseeeeeeeeeeeseeeeeeseeeeseeeeeeeensenees 1 12 TUN OUTPUT OMT och 2a IR eed 1 12 How do use the reading buffer ccsccssecseesseesseeesseesseneeseeeseees 1 15 Connecting the device under test DUT eeceeeeeeseeeeeeeteetees 1 15 Set up source and measure FUNCTIONS eeeeeeeeeeeeteteeteeeteneetens 1 15 Configuring the reading buffer oe eeeeeeeeeeeeeeeeeeeeeseeeeeaeeeneetens 1 15 Te OMS OUN sedtice eed tetas 1 16 Storing reading buffers 0 0 ee eeeeceeeseteeteeeeeeeeeseeseeeneeessenneneetaes 1 16 Pinot Ae OUI ost ie hk ete see la 1 16 Recalling CSAS isso cienctiecsiccaxcceugedcaxnesidee sectenindeceetevsbendensenetieds 1 16 Section 1
45. ceseeeeseeeeeeeecceeeeeesssseeceeeeeceeenseneeens A 9 Low current measurement programming example A 10 NOTE Visit the Keithley Instruments website at www keithley com for more information on Frequently Asked Questions Appendix A Frequently Asked Questions Series 2600A System SourceMeter Instruments User s Manual How do optimize performance There are three primary factors that affect measurement accuracy and speed e Warm up For rated measurement accuracy allow the Series 2600A to warm up for at least two hours before use e Speed setting The Speed setting affects both speed and accuracy e Auto zero Auto zero can be disabled to increase speed at the expense of accuracy Setting speed Press the SPEED key then choose the setting based on your requirements e Choose the FAST setting for the fastest measurements but measurement accuracy will be reduced e For best accuracy use the HI ACCURACY setting but speed will be reduced To compromise between accuracy and speed use the MED or NORMAL setting Disabling auto zero to increase speed In certain measuring situations disabling auto zero can increase measurement speed but accuracy will drift with time and temperature To disable auto zero select CONFIG gt MEAS gt AUTO ZERO then set to OFF To minimize drift with auto zero disabled use the ONCE selection just before measuring How do I upgrade the firmware You can use a USB flash drive to upgrade and instal
46. d 2636A have two SourceMeter channels Channel A and Channel B 1 Special keys and power switch DISPLAY Toggles between the various source measure is displayed and the user message mode Selects Models 2602A 2612A 2636A single or dual channel display CONFIG Used to configure a function or operation POWER Power switch In position I turns SourceMeter on out position O turns SourceMeter off O Number keys The number keys 0 9 0000 allow direct numeric entry in the EDIT mode 2 Source measure setup performance control and special operation Top Row Source measure setup Model 2601 A 2611A 2635A and Model 2602A 2612A 2636A SRC Channel A Selects the source function V or A and places cursor in the source field for editing MEAS Channel A Cycles through measure functions V A Q or W LIMIT Channel A Places the cursor in the compliance limit field for editing MODE Channel A Directly chooses the measurement function V A Q or W Model 2602A 2612A 2636A only SRC Channel B Selects the source function V or A and places cursor in the source field MEAS Channel B Cycles through measure functions V A Q or W LIMIT Channel B Places the cursor in the compliance limit field for editing MODE Channel B Directly chooses the measurement function V A Q or W Middle Row Source measure setup Model 2601 A 2611A 2635A and Model 2602A 2612A 2636A DIGITS Channel A Changes display resolutio
47. d Questions Figure A 2 Triggering a scanner Series 2600A SourceMeter Digital I O Line 1 Trigger Out Digital I O Line 2 Series 2600A System SourceMeter Instruments User s Manual Scanner Mainframe Trigger In Trigger Out Trigger In Programming triggering A simple command sequence that sets up triggering is shown below The first two commands set the output pulse width on line 1 and program line 2 for falling edge input triggers The second two commands assert and then wait for a trigger on lines 1 and 2 respectively digio trigger 1 pulsewidth le 5 Set line 1 pulse width to 10ms digio trigger 1 mode Set line 1 mode to falling edge digio TRIG_FALLING digio trigger 2 mode Set line 2 mode to falling edge digio TRIG_FALLING digio trigger 1 assert Assert trigger on line 1 digio trigger 2 wait timeout Wait for trigger on line 2 How do I generate a service request Setting up a service request The exact programming steps necessary to generate a GPIB service request SRQ will vary somewhat depending on the event s intended to generate the SRQ In general the steps used will be as follows e Clear all status registers to prevent anomalous events from generating an SRQ e Set bits in the appropriate operation questionable measurement enable or transition register s e Set the proper summary bit in the service request enable register At least one bit
48. dings will depend on the reading rate 3 To display the other readings stored in the buffer choose the desired memory location number e Use the navigation wheel to increment and decrement the selected digit of the location number e Set the cursor position with the navigation wheel or CURSOR keys 4 To exit from the data store recall mode press EXIT 1 16 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation Figure 1 7 Buffer display format Reading gt 1 00000 mA 0000001 Buffer Location Number Source Value gt SrcA1 10 0000 V 00000 000000s Timestamp seconds SrcA1 Chan A Buffer 1 Use Knob 1 00000 mA 0000002 SrcA1 10 0000 V 00000 001000s will be displayed only if enabled when Note Source values and timestamps Use Knob O buffer is configured 1 00000 mA 0000003 SrcA1 10 0000 V 00000 002000s Use Knob 1 00000 mA 0000004 SrcA1 10 0000 V 00000 003000s Saving the reading buffer to the USB flash drive Complete the following steps to save the reading buffer data to a USB flash drive 1 Insert the USB flash drive into the USB port 2 Press STORE and use the navigation wheel to select SAVE gt USB1 3 Select one of the following file formats e CSV e XML Use the navigation wheel to select the desired reading buffer Use the navigation w
49. e PulseVMeasI How do use other programs NOTE See the LabVIEW and Visual Basic documentation for details on using those programs Using LabVIEW Source step example The source step example is shown in Figure 3 6 The example steps the source voltage from 1V to 10V in 1V steps measures the current at each step and stores the result in a table Once all steps are completed the stored table current values are printed Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual The Series 2600A command sequence 0 localnode prompts data_table reset smua source output for i 1 10 do smua source levelv mi smua measure i table insert data_table mi end smua source output 0 print table concat data_table reset 1 i Figure 3 6 LabVIEW source step example gt Script_VISA vi Front Panel DJE S m ower ito GPBO 2NSTR ie localnode prompts 0 data_table reset smua source output 1 for i 1 10 do smua source levely i mi smua measure if table insert data_table mi smua source output 0 print table concat data_table teset Script_VISA i Block Diagram Create script by adding load and end commands to the script stri ing the concatenate function Script Text ISA resource name Open VISA Session instrument over The script will automatically compile and run once itis complet
50. e teset Reset SourceMeter to default settings display screen display SMUA Set display to show smua source and limit settings display smua measure func display MEASURE_DCAMPS Set display to show current measurement smua source func smua OUTPUT_DCVOLTS Set source function to DCV smua source autorangey smua AUTORANGE_ON Enable source autorange smua source levely 5 Set source level to 5V smua source limiti 0 1 Set current compliance to 100m4 smua measure rangei 0 1 Set current measurement range to 100m4 Script smua measure nplc 1 Set integration time to 1PLC default smua source output smua OUTPUT_ON Tum ON smua output for Li 1 ntimes do Perform following command s ntimes print smua measure if Measure current and put reading in instrument output queue end for smua source output smua OQUTPUT_OFF Turn OFF smua output end function print Function MeasCur ntimes created E The primary code that calls the function and retrieves the measurement results is listed below TSP prompts are enabled prior to calling the function This code is executed when you click the Call Function GPIB command button In this example the function performs ten current measurements and sends the readings to the PC because nt imes is set to 10 when the function is called The results are displayed in the data text box as shown in Figure 3 10 Note that it would be just as easy to take one or
51. e memory ssssesseeesseseeen A 5 Front panel operatio lt 2 fn cenctevscdce cde iatceccpessatdeecdevssseendevaytiensdviahteesensest A 5 Remote Programimi eieaa aa aS A ENAR A 5 How do I stack channels to output higher voltage s s s A 6 How do parallel channels to output higher current s s s A 7 How do make contact check measurements ccceeeeeeeeeeetteeeeeeeeees A 8 Gontact CHECK CONMGCIONG ov ccccics reece cadeceneieeeeet te erudeaveniiaties A 8 How do make low current Measurement ccccceeeseeeeeeeeeeeteeeeeneeees A 9 Low current Connections 2 eccccnd ce ph cnnsceddeaseteec cused vascteyenandtetdeaentacoenas A 9 Low current measurement programming example s es A 10 MOOI o iiare E E E E Ee Index 1 ii 2600AS 900 01 Rev B September 2008 List of Figures Section Figure Title Page 1 Figure 1 1 Models 2601A 2611A 2602A 2612A 2635A and 2636A iront panels sssrinin aa 1 2 1 Figure 1 2 Model 2601A 2602A 2611A 2612A rear panels 0 c ee 1 5 1 Figure 1 3 Model 2635A and 2636A rear panels cceeeesceeeeeenneeeeeeeaaes 1 7 1 Figure 1 4 Model 2602A 2612A low noise chassis ground banana jack and Ret WSIS BNO och cass anan AENEAN KARRERA RANEES AA 1 13 1 Figure 1 4 Modol 26036A ccccccciiieocesduhssecctesessausdcnnpddueedesndedescteynesesedenesbgeesdsix 1 13 1 Figure 16 Imerloek USUI ersinnen a Aaa AA 1 14 1 Figure 1 6 Display WONG S sirine aagana a naaa ANRA aaa RE 1 14 1 Figure 1 7 Bu
52. eMeter Instruments User s Manual Figure A 4 Connecting channels in parallel for higher current IT l1 12 13 14 2602A 1 2602A 2 2612A 1 2612A 2 or or 2636A 1 2636A 2 Chan A Chan A How do I make contact check measurements Contact check connections The contact check function prevents measurement errors due to excessive resistance in the force or sense leads caused by poor contact at the DUT failing relay contacts on a switching card or wires that are too long or thin The contact check function will also detect an open circuit that may occur with a four point probe is misplaced or misaligned Figure A 5 shows Model 2601A 2602A 2611A 2612A contact check connections and Figure A 6 shows Model 2635A 2636A contact check connections Rc is the resistance of the mechanical contact at the DUT and Rg is the series resistance of relays and cables Figure A 5 Model 2601 A 2602A 2611A 2612A contact check connections Pee See ee ee eee ee ee eee ee ee KEITHLEY Model 2601A 2602A 2611A 2612A i CHANNEL A S LO LO G HI G G G HI i R R Cable relay Rs Rs S S resistance Contact resistance A 8 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Figure A 6 Model 2635A 2636A contact check connections CHANNEL A SENSE HI HI GUARD Center Center Conductor Conductors Cable Rela
53. eeceeeeeeeeseceeeeeeeeeeteaeeteeneeeee 4 3 Accessing resources of TSP Link nodes c ccceceeeeeeeeteeteeeeeeeeee 4 3 Running scripts in a TSP Link SYSt M 0 ecccceeeeeeeeeeeeeeeeeesaeeneneees 4 4 Table of Contents Series 2600A System SourceMeter Instruments User s Manual Appendix Topic Page A Frequently Asked Questions ccccccececceseeeeeeeeeeteeeeeeeeaeenenees A 1 How do optimize performance sssssssssinessnnesrnosinesesnesnnnsrrensresssrensrens A 2 SOT Peed enion inaia a aai ected A 2 Disabling auto zero to increase speed ssseiissseirssrrrisssrenss A 2 How do upgrade the firmware o s ccrcscrsrrisinnoreeriiricniecrieenennnn A 2 How do use the Digital WO pot oo cscs teasesict tee es ne eeieedeteedeenenan A 3 Digital WO port terminals riria a A 3 Controlling the digital 1 0 port eesceecceeeeeseeeeeeeeeeeeaeeeeeeeeeteaeeeeeneees A 3 How do trigger other instruments issnin ninnisin A 3 Triggering a Scanno sena anosa E eeenapuue A 3 Programming triggering ose eerie ccceceatenactlchaaveein tented Nan ENA a A 4 How do generate a service request ceccceceeeeeeeeeeeeeeeeeeeeeeeeeaeeeeeneeees A 4 Setting UP a service FEQUEST cee eeetce eect ee eeeeeeeeeeeeeaaeeeeeeeeeeaaeeeeeneeees A 4 Service request programming example 2 ccccceeeeeeeeeeeeeeeteeteeneeees A 4 Polling for SPS iri iaaa a cocegatieannedaate A 5 How do I store measurements in nonvolatil
54. eeeeeeeseeceeeeeteeeeeeeeetees 1 7 What are the source measure capabilities cceecceceeteeeeeeeeessteeneeeees 1 9 Model 2601A and Model 2602A ccc cccccccecenececsteneeeeetheeeneeeteteneeeeees 1 9 Model 2611A and Model 26124 00 cccccccecneeeeeeteeteeceeeeteneneeeteeies 1 9 Model 2635A and Model 2636A cceeeecsseceeeeeeteeeeeeeeeaeeeeeeenaeeeeeeeaa 1 9 How do power up the instrument 0 ccceeceeeseeeeeeeeeeeeeeeeeeeeeenaeeeeeneees 1 10 How do make measurements ececceeceeeeeeeeeeeeeeeeeeeaaeeeseneeeetaeeseeneees 1 11 How do use the reading buffer wc eeeececececeeeneeeeeeeeeeeaaeeeseneeeeaeeeseneees 1 15 2 Remote Operation o 0 ccccccccceeeceeceeeeceeeeceeceeeeeaeeaeeeseeseseesaeseseeateaes 2 1 How do l use the remote interface ccccceccceeeseeeeeeeeeeeceeeeeeeeeeeseeeeeneeeees 2 2 Connect to the tntenigce oc cc ceccseceeeaeascnneesaeescededdsesneeseseeateveesees 2 2 Configure th merate eicae iaaa ea aa Ea 2 2 Working with the web interface ccccecceeseeeeeseeneeeeeeeeeneeeeeeeeeneeseeeseneeeeee 2 8 How to use the Virtual Front Panel cases caved eee evienvenl 2 9 ToP BDSG naceni caged a deve avast Aeae eal a Ta A ERTES 2 9 ToB empedi ed cosina iaaa aE aE aE 2 9 Issuing ICLGammMand Eici aa aaa aan 2 10 How do use Test Script Builder eccceceecceseseeeeeeeeeeeeeeeeeeeeesaeeeseneees 2 11 How do use TSB to make measurements
55. el Step 1 Connecting the device under test DUT Connect a 10kQ resistor to the Channel A HI and LO terminals see Figure 1 4 Step 2 Set up source and measure functions Using the procedure described in How do make measurements set up Source and measure functions Source function Volts e Source range 20 V 2611A 2612A 2635A 2636A or 40V 2601A 2602A e Source value 10 V e Measure function Current e Measure range Auto Step 3 Configuring the reading buffer Complete the following steps to configure reading buffers from the front panel 1 Press CONFIG gt STORE and then choose one of the following e CHANA BUFF e CHANB BUFF 2 Select the DEST option and then choose one of the following e CHANX BUFF1 CHANX BUFF2 e NONE 3 Select BUFFER1 or BUFFER2 4 Optional To clear the buffer turn the navigation wheel to select CLEAR gt YES 5 Turn the navigation wheel to select ELEMENTS NOTE You must clear the reading buffer before you enable or disable the source value or the time stamp options 6 Optional Push the navigation wheel to select TSTAMP then select OFF or ON 7 Optional Turn the navigation wheel to select SRC VAL then select OFF or ON 8 Press the EXIT key to return to the main menu 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 15 Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual NOTE Model 2601A 2611A 26
56. elect a different one S a Select or enter new resource 5RL T y r Close If communications are not open use the drop down menu to select a resource and click Open Step 2 Modifying the test code for the SourceVMeasurel function As shown in Figure 3 3 the test code for the script functions is contained in the tab for the main tsp script file The test code for all of the functions of the KIGeneral factory script are in this tab Use the scroll buttons on the right side of the tab to view more code Editing example The following line of code in the main tsp script file applies to the SourceVMeasurelI function bias display prompt 00 000 40 2600AS 900 01 Rev B September 2008 Seconds Enter BIAS Voltage 0 40 Return to Section Topics 3 7 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual Figure 3 3 The above command defines a display input field and message prompt for entering the bias voltage The 40 parameter sets the minimum voltage that can be entered and the 40 parameter sets the maximum voltage that can be entered Now assume you wish to change the bias input limits to 10V Edit the line of code to the following bias display prompt 00 000 Seconds Enter BIAS Voltage 0 10 10 Saving the script After modifying the script file it must be saved by clicking the save icon on the toolbar of the T
57. ely downloaded Section 3 Test Script Processor Interaction Disable prompts Clear table Reset Series 2600A Turn on source output Loop for 10 steps Set source level Take a current measurement Store measurement in table End of loop Turn off output Print table of current values Reset instrument 7 0244e 09 If selected do a VISA Read from the instrument 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 13 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual Using Visual Basic NOTE The form file UserManualExample frm can be opened using any text editor to view the code executed by the various command buttons The following examples look at how you can download and run Model 2600A Series scripts using Visual Basic Two scripts were created for these examples Both scripts are based on the pseudocode and instrument commands presented in Section 2 on using the Series 2600A as a traditional GPIB instrument while they perform multiple measurements Source code for this example program can be downloaded from the Keithley Instruments internet site www keithley com Example script 1 script that does not use functions The following script is in the file named MeasCurrScript tsp Note that the actual script contains additional comments which have not been included here Comments are identified by double dashes r
58. er all the node numbers are set you must reset initialize the TSP Link interface system For initialization to succeed all units must be powered on when the TSP Link reset is performed Complete the following steps to reset the TSP Link 1 From the front panel press MENU gt TSPLINK 2 Choose Reset For remote programming the following command initializes the TSP Link tsplink reset Step 4 Check the state of the TSP Link system The tsplink state read only attribute is used to verify that the TSP Link reset routine was completed successfully The returned value online indicates that the reset was successful for all instruments nodes in the system The value offline indicates that the reset has failed A few typical reasons for a reset failure include the following Two or more instruments in the system have the same node number There are no other instruments connected to the unit performing the reset e One of the units in a properly connected system is not powered on Programming example After assigning node numbers to the instruments in the system the following command checks the state of the TSP Link print tsplink state If the reset is successful online will be the output to indicate that communication to all nodes is established How do I use the expanded system Accessing resources of TSP Link nodes After a successful TSP Link reset the node and localnode variables can be used to access resource
59. er tests ccceeeeeeeeeeeeeeeeeteeeees 3 12 How do use other programs ccssccsscsseesseeesseesseeesseesseeesseeseaeens 3 12 Mae EM E cazcesasunedatensseseicunsedasecznanes 3 12 Usirig Visual Basic siinseid n anen 3 14 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual What is a script A script is a collection of instrument control commands and programming statements to perform one or more operations or tasks A script is stored in a Series 2600A instrument and is run by its Test Script Processor TSP Factory scripts The Series 2600A is shipped from the factory with at least one factory script stored in its nonvolatile memory Each factory script is made up of a series of functions to perform specific tests A factory script function can be called run from the front panel or called using remote programming A factory script cannot be deleted from nonvolatile memory User scripts A user script is a script created by a user using the Test Script Builder or an external program The user script is loaded in the Series 2600A and stored in volatile or nonvolatile memory If stored in nonvolatile memory the script will not be lost when the instrument is turned off Keithley Instruments will be posting approved user scripts donated by registered users on its web site You will be able to download these user scripts into your Series 2600A Visit www keithley co
60. eset display screen display SMUA display smua measure func display MEASURE_DCAMPS smua source func smua OUTPUT_DCVOLTS smua source autorangev smua AUTORANGE_ON smua source levelv 5 smua source limiti 0 1 smua measure rangei 0 1 smua measure nplc 1 smua source output smua OUTPUT_ON ntimes 10 for i 1 ntimes do Perform following command s ntimes print smua measure i Measure current and put reading in out put queue end for smua source output smua OUTPUT_OFF The primary code that reads the file and downloads the script to the Series 2600A is listed below This code is executed when you select the Load Non Function Script option and then click the Load Script GPIB command button Although not required TSP prompts are enabled for this example because they provide useful test script processor status information when loading and running scripts See the Series 2600A Reference Manual for more information about using prompts As the script is being downloaded it is displayed in the Script text box of the GUI Graphical User Interface as shown in Figure 3 7 3 14 Return to Section Topics 2600AS 900 01 Rev B September 2008 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Call send Addr oO intStatus localnode showerrors Call send Addr 1 intStatus strReturnMessag localnode prompts
61. est Script Builder as follows ik TSP main tsp Test Script Builder File Edit Navigate Search Project Run Window Help Tr 0 a e Click to save the main tsp script file KIGeneral project imported into the Test Script Builder igi TSP main tsp Test Script Builder 18 x File Edit Navigate Search Project Run Window Help oS lo a le o ts Navigator 3 KiGeneral T main tsp A T main tsp 8 Sala v 1 KEITHLEY TSP FUNCTION a 2function PulseIMeasureV smu bias level ton toff points Test Code a 3 Default to smua if no smu is specified 4if smu nil then smu smua end 5 6 Save settings in temporary variables so they can be restored at the end Project Navigator 7local l_s_leveli smu source leveli 3 8 8local l_s_rangei smu source rangei 9local l_s_autorangei smu source autorangei 10local 1_s_func smu source func 1ilocal 1_m_autozero smu measure autozero 12 13 Temporary variables used by this function 14local l_j 1_tonwm 16 Clear the front panel display then prompt for input parameters if missing ap 3 instiume ASALI INSTR TSP El ment Console Problems Tasks Bookmarks sh v z Step 3 Storing the script in nonvolatile memory of the Series 2600A After modifying a factory script it can be loaded back into the Series 2600A and s
62. ests serial number and beeper control Cancels selection and backs out of menu structure Used as a LOCAL key to take the unit out of remote Accepts selection moves to next choice or exits menu Selects the next higher or lower source or measure range Enables or disables source or measure auto range 4 Output control and LED status indicator OUTPUT ON OFF Turns source output on or off LED indicator Illuminated when output is on 5 Navigation wheel USB port and CURSOR keys When in source edit use the CURSOR keys for cursor control and then turn the navigation wheel to change a source or compliance value The can also be used to enable or disable the source edit mode When in a menu use the CURSOR keys or navigation wheel for menu item cursor control When displaying a menu value use the CURSOR keys for cursor control and turn the navigation wheel to change the value Pressing the navigation wheel opens a menu item or selects a menu option or value Use the USB port to connect a USB flash drive The USB flash drive stores reading buffer data scripts and user setup options 6 Display indicators not shown EDIT ERR REM TALK LSTN SRQ REL FILT AUTO ARM 1 4 Unit is in the source editing mode Questionable reading or invalid calibration step Unit in remote mode Unit addressed to talk Unit addressed to listen Service request Relative mode enabled Digital filter is enabled Auto source
63. etting in the IP configuration screen or in the settings recorded earlier a If DHCP Enabled Yes proceed to Step 2 Disable DHCP to use the computer s existing IP address b If DHCP Enabled No proceed to Step 3 Configure the Instrument s LAN settings NOTE When DHCP Enabled Yes the settings are assigned automatically upon power up However if DHCP Enabled No the network will not recognize the PC if the original settings are changed If at any time you are unsure how to proceed contact your system administrator 4 To exit the IP configuration screen type exit at the command prompt and press ENTER Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation Step 2 Disable DHCP to use the computer s existing IP address NOTE Do not change the IP address at any time without talking to your system administrator first Entering an incorrect IP address can prevent your PC from connecting to your corporate network 1 Open the Internet Protocol Properties dialog box In Windows 2000 a Click the Start button select Settings and then open the Control Panel b Open Network and Dial up Connections c Right click Local Area Connection and select Properties The Local Area Connection Properties dialog box is displayed d Double click Internet Protocol TCP IP in the items list The Internet Protocol TCP IP Properties dialog box is di
64. ffer display fOnmats uccacvsssccadeeesssciceees sateegesesiaecadersvascieeeeeenneesd 1 17 2 Figure 21 GPIBC3DIE i iii aaa aaaea 2 2 2 Fous 22 Roa CI ssena aaea aaa KiE 2 2 2 Figure 2 3 Computer configuration using the command prompt 0 2 4 2 Figure 2 4 Internet protocol TCP IP properties dialog DOX eeeeeeees 2 6 2 Figure 2 5 LAN GCOmmO Ctiony cc2 cccceseectecetssnesenees cue ceeecentertenscneeseeedareereeeedennes 2 8 2 Pies 2 Web menasi aa a aaan 2 9 2 Figure 2 7 Test Script Builder initial startup SCre N cseeeeeeeeeeeeeeeteees 2 12 2 Figure 2 8 Instrument console control ICONS ee cccceeseeeeeeeeeseeeeeeeeneneees 2 13 2 Figure 2 9 Select Instrument Resource dialog DOX cccseeeeeeeeeeesteeeteees 2 14 2 Figure 2 10 Source measure command sequence in console window 2601 A 2602A version SNOWN ccceeesseeeeeeeeneeeeseeenaeeeeeeeaees 2 15 2 Figure 2 11 LabVIEW source measure example block diagram 2 18 2 Figure 2 12 Visual Basic example user interface ccceeescsceeeeesteeeeeeeenaees 2 19 2 Figure 2 13 Example program test results ccceeeeceeeeeseeeeeeeeeeseeeeeeeneenees 2 21 3 Figure 3 1 Pulse measure cycle for the PulseVMeasurel function 3 4 3 Figure 3 2 Importing a factory script project from the Series 2600A 3 7 3 Figure 3 3 KlGeneral project imported into the Test Script Builder 3 8 3 Figure 3 4 Run c
65. follow instructions THIS WARRANTY IS IN LIEU OF ALL OTHER WARRANTIES EXPRESSED OR IMPLIED INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE THE REMEDIES PROVIDED HEREIN ARE BUYER S SOLE AND EXCLUSIVE REMEDIES NEITHER KEITHLEY INSTRUMENTS INC NOR ANY OF ITS EMPLOYEES SHALL BE LIABLE FOR ANY DIRECT INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THE USE OF ITS INSTRUMENTS AND SOFTWARE EVEN IF KEITHLEY INSTRUMENTS INC HAS BEEN ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH DAMAGES SUCH EXCLUDED DAMAGES SHALL INCLUDE BUT ARE NOT LIMITED TO COST OF REMOVAL AND INSTALLATION LOSSES SUSTAINED AS THE RESULT OF INJURY TO ANY PERSON OR DAMAGE TO PROPERTY KEITHLEY A GREATER MEASURE OF CONFIDENCE Keithley Instruments Inc Corporate Headquarters 28775 Aurora Road Cleveland Ohio 44139 440 248 0400 Fax 440 248 6168 1 888 KEITHLEY 1 888 534 8453 www keithley com 3 07 Series 2600A System SourceMeter Instruments User s Manual 2008 Keithley Instruments Inc All rights reserved Any unauthorized reproduction photocopy or use the information herein in whole or in part without the prior written approval of Keithley Instruments Inc is strictly prohibited TSP TSP Link and TSP Net are trademarks of Keithley Instruments Inc All Keithley Instruments product names are trademarks or registered trademarks of Keithley Instruments Inc Other brand names are
66. g commands to set the compliance limit and measure range to 10mA smua source limiti 10e 3 smua measure rangei 10e 3 Step 4 Turn on output Send the following command to turn on the output smua source output smua OUTPUT_ON Step 5 Make a measurement Enter the following command to take a current measurement reading smua measure i Step 6 Print the result Print the result in the console window with the following command print reading Note that the reading response will appear in the console window see Figure 2 10 Alternatively you can also take and print readings by including the appropriate measure command as the argument in the print command For example the following commands will take and print ohms and power readings respectively print Smua measure r print smua measure p Again readings will be displayed in the console window Step 7 Turn off output Send the following command to turn off the output when measurements are complete smua source output smua OUTPUT_OFF 2 16 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation How do use other programs Reference See the LabVIEW and Visual Basic documentation for details on using those programs Basic source measure examples using LabVIEW and Visual Basic are shown below See also Section 3 for more examples to load and run scrip
67. he instrument Return to Section Topics Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual Issuing ICL commands Use the console to send ICL commands to the instrument The response from the instrument appears in the Instrument output window Complete the following steps to send an ICL command 1 Type the command in the console and then click Enter 2 Optional Click Clear to clear the instrument output window How do I create a script with TSB embedded Complete the following steps to create a new script 1 Click the script editor window and then type the first line of your script Click Enter to advance to line 2 2 Inthe TSP Script line type the name of the script and then click Save script The instrument validates the syntax and then saves the script to the nonvolatile memory How do clear the script editor window in TSB embedded e To remove the syntax from the script editor click Clear How to run scripts with TSB embedded Torun a script select the desired script from the User script window and then click Run How to stop scripts in TSB embedded To stop a running script click Abort script Deleting scripts To delete a script from TSB embedded select the desired script from the User script window and then click Delete NOTE You cannot retrieve a deleted script Modifying scripts Complete the following steps to modify a script 1 Select the desired scr
68. heel to change the file name Push the navigation wheel or the ENTER key to save the file Push EXIT to return to the main menu N oO Cle 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 17 Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual This page left blank intentionally 1 18 Return to Section Topics 2600AS 900 01 Rev B September 2008 Section 2 Remote Operation In this section Topic Page How do use the remote interface sscsesscssesssesseeesseenseeeeeee 2 2 Connect 16 the Morate incessit irii 2 2 Configure the interface ceeceesceeseeceseeeseeeeeeseeeeeaeetsaeeeaeeeeeees 2 2 Working with the web interface c csessssecssssesssseesesseesesseensseenes 2 8 How to use the Virtual Front Panel eseseeseeeeeeeeeeeeeeeeees 2 9 TSB CIC aac csiisicasccce ccc cecect dees seeeses deans cesedecreneevitersenceseeccindveies 2 9 lssuing IOL GOMiM AAS 5 2 s ccs cease cece scgeccceesteesceteccentesectesnutnenaty 2 10 How do use Test Script Builder ccssscsseesseeesseesseeesseesesesseeees 2 11 R n Test Serpe Bullet ocrais iiare 2 11 Open and close an instrument resource eeeeeeeeeeeeeeteeteeeeeeeees 2 13 Save and clear Console WiINKOW cccseseeeseeseeeeeeeesaeeeeneeeeees 2 14 Select command and language reference VIEWS ccseeeeee 2 14 How do use TSB to make measurements
69. ies of 50Hz or 60Hz See the Series 2600A Reference Manual for line fuse replacement instructions 9 Ground LO Triax connector Channel A and Channel B low noise chassis ground triax connectors Use only low noise triax cables such as the Keithley Model 7078 TRX Connector terminals and associated triax cable connectors are as follows Table 1 2 Triax connector on ground module Connector Center conductor Inner ring Outer ring LO Output Lo Floating Chassis ground Triax cable Center conductor Inner shield Outer shield 10 Ground LO Phoenix connector Channel A and Channel B low noise chassis ground Phoenix connector 11 LAN Use this RJ 45 connector to connect the instrument to the local area network The RJ 45 connector connects a network card a network switch a router or a hub When connecting directly to a PC a crossover cable included must be used When connecting to a network switch router or hub anormal CAT 5 cable not provided should be used unless your equipment has Auto MDIX capabilities If it does have Auto MDIX the crossover cables may be used 1 8 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation What are the source measure capabilities Model 2601A and Model 2602A Basic DC source measure capabilities for the Models 2601A and 2602A are listed in Table 1
70. intentionally ii 2600AS 900 01 Rev B September 2008 List of Tables Section Table Title Page 1 Table 1 1 Connectors and triax Cable conductors cceeeeeeeeeetteeeeeteeeee 1 7 1 Table 1 2 Triax connector on ground module cceeeeceeeeeeeeeeeeeeeeeeeeeees 1 8 1 Table 1 3 Model 2601A and 2602A source measure capabilities 1 9 1 Table 1 4 Model 2611A and 2612A source measure capabilities 1 9 1 Table 1 5 Model 2635A and 2636A source measure capabilities 1 9 Appendix Table Title Page A Table A 1 Commands for basic I O Port ccccceceeeeeeeeeeeeeeeeeeeeeeeeeeeeeeaeeneaes A 3 List of Tables Series 2600A System SourceMeter Instruments User s Manual This page left blank intentionally ii 2600AS 900 01 Rev B September 2008 In this section Section 1 Front and Rear Panel Operation Topic Page Front and rear panel familiarization cccsssessseesseeeeseseeeenseeeenes 1 2 Front pare SUMIMAMGS 3 122 hic chet ra 1 2 Rear panel summaries ccesecceeseeeeseeeeeeeeeeeeeeeeneneeeenseneeeesees 1 2 Model 2601A 2602A and Model 2611A 2612A rear panels 1 5 Model 2635A 2636A rear Panels eeceeeseeeeeeneeeeeneeeteneeeteeeeees 1 7 What are the source measure Capabilities sssssseeseeeees 1 9 What are the source measure capabilities sscsessesseseees 1 9 Model 2601A and Model 2602A cecces
71. ipt from the User script window and then modify the desired syntax in the script editor 2 Click Save script to validate the syntax and save the script 3 When the message Script clearing will be overwritten is displayed do one of the following e To overwrite the script click OK e To save the script with a new name click Cancel and then type the name of the script in the name field Exporting Scripts You can export a script to an external drive or store it as a backup on your PC 1 To export a script click on the name of the script in the Users script window and then click Export The Save dialogue box is displayed 2 10 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation 2 Use the drop down arrow to change folders and navigate to the desired file 3 Inthe File name field type the name of the file and then click Save How do use Test Script Builder Step 1 Run Test Script Builder Run the Test Script Builder program from the Keithley Instruments folder in the usual manner The initial startup screen shown in Figure 2 7 will be displayed The main sections of the screen are briefly described below Main Bar The menu contain following options e File Use this option to control projects and files Edit Performs a number of editing functions on script files e Navigate Navigates through projects e Project O
72. isplays the measure function V A Q or W Bottom line displays the source function V or A and level 1 00000mA SrcA 10 0000V SrcB 000 000mV Press DISPLAY key Source Measure and Compliance Limit display for SMU A 1 00000mA Top line displays the measure function V A Q or W SrcA 10 0000V_LimA 10 0000mA Bottom line displays the source function V or A and level and the compliance limit A or V Press DISPLAY key V Source Measure and Compliance Limit display for SMU B Top line displays the measure function V A Q or W Bottom line displays the source function V or A and level and the compliance limit A or V SrcB 000 000mV_ LimB 100 000mA Press DISPLAY O key User State Display for user defined messages and prompts Indicates that a measured reading has not been Press DISPLAY key triggered 1 14 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation How do use the reading buffer The instrument has two dedicated reading buffers per channel that can store over 60 000 readings with the time stamps and source values options enabled Disable the time stamps and source values options to store over 140 000 readings The following example shows how to store 100 readings source values and timestamps in Channel A Buffer 1 and recall them from the front pan
73. izing performance sesse A 2 Output Turning Off sisccnswoissenssseseniwierstesaacs 1 12 TUNING ON cssiwciviessancarweveciou 112 1 16 Performing measurements 0 00 A 5 Power module ou esseseecseeeeeeeseeeeeee 1 6 1 8 Power SWITCH sssasisncascansaniresiasinerancatianinimadas 1 3 Programs USINO scarcuersnrnniennnnuanenis 2 17 Using LabVIEW 12 17 3 12 Using Visual Basic 0 2 19 3 14 Project Navigator pane sesser 2 11 PulseVMeasurel function 0 0 0 3 4 Reading a buffer oo 3 5 A 5 A 6 Readings Recalling ssssimimisnacocimemnaninnaaxes 1 16 SUOFIAG assascerrishnencaanmibcenneeens 1 16 Rear panel summaries eee 1 2 Recalling readings sessen 1 16 Remote interface CONTIQUIING cspstesinictomeicnekentimenes 2 2 GONNECHIONS sinesmena 2 2 Using 2 2 A 2 Rotary Knob ssssacsmssnannciisanenineaan 1 4 RS 232 interface 2 2 A 2 Running a factory script 0 3 4 Running a user script seee 3 11 Saving a SCHIP saserseessnsconisdsidedeneseocenenschass 3 8 Script Development pane ee 2 11 Service request Generating sisiicicsirsemceniemess Polling FOr sissescansiscasdnsdrasiasenadoocsnciaenas Programming example Sa Seting UP asirieni Source SeleCtiNg rsisi Setting functions 0 0 Setting level Source measure capabilities Model 2601 2602 Model 2611 2612 e ccseeeeeeteeee Model 2635 2636 aaee SourceMeter Script Interactio
74. l is 202V Higher voltage can be output by stacking connecting in series channels Stacking channels requires that all SMU channels except one float off earth ground Figure A 3 shows two Model 2602As configured with the four channels connected in series to output up to 161 6V 40 4V per channel Additional channels can be added stacked but the LO terminal of any SMU channel in the stack must never exceed 250V with respect to earth ground WARNING The maximum floating common mode voltage for a SMU is 250V Exceeding this level may cause damage to the instrument and create a shock hazard Whenever hazardous voltage gt 30 V RMS 42 V peak will be output a safety shield must completely surround the DUT test circuit When using a metal safety shield it must be connected to a known safety earth ground and chassis ground Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Appendix A Frequently Asked Questions Figure A 3 Stacking channels for higher voltage WARNING Connect metal safety shield to safety earth ground using 18 AWG or larger wire Note On the 2602A 1 connect Channel A LO to the chassis at the rear panel LOs for the other channels must be isolated from chassis Output low connected to chassis Each 2602A chassis is connected to chassis earth ground through the power cord Safety earth gro
75. l the firmware CAUTION Disconnect the input and output terminals before you upgrade the flash drive Complete the following steps to upgrade the firmware 1 From your PC go to www keithley com and download the latest version of the appropriate firmware 2 Insert the USB flash drive into the USB port on your PC 3 Transfer the firmware file to the USB flash drive 4 Insert the USB flash drive into the USB port on the front panel of the Series 2600A instrument 5 From the front panel press MENU gt UPGRADE 6 Select the appropriate version of firmware on the USB flash drive 7 Press the ENTER key to finish the firmware upgrade on the Series 2600A CAUTION Do not turn the unit off while an upgrade is in progress A 2 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Appendix A Frequently Asked Questions How do use the Digital I O port Digital I O port terminals The Digital I O port located on the rear panel see Figure 1 2 provides 14 digital I O lines Figure A 1 Each output can be set high 5V or low OV read high or low logic levels and can be set up for triggering Make connections using a cable with a Male DB 25 connector Keithley Instruments part number CA 126 1 Figure A 1 Digital I O port terminals 13 1 20 DIGITALVO 14 1 Digital 1 O 1 11 Digital I O 11 2 Digital I O 2 12 Digital I O 12 3 Digital I O
76. m for details How do I run a script from the front panel Choose to run scripts from the following options e Factory e Users e Scripts All factory script functions are interactive if accessed from the front panel This means you must manually enter the parameters A user script can be non interactive or interactive A non interactive script does not require user input NOTE If the Series 2600A is in remote operation press the LOCAL key to return control to the front panel To run a script from the front panel In order to run a script from the front panel an entry for the script needs to be added to the user menu for the LOAD key The following commands are used to enter or delete a name into the user menu display loadmenu add displayname script display loadmenu delete displayname Where displayname is the name to be added to or deleted from the user menu and script isa string with the code that will be associated with the displayname It does not matter what order the items are added to the user menu Menu items will be displayed in alphabetical order when the menu is selected Example Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 3 Test Script Processor Interaction Assume a user script named Test9 has been loaded into the run time environment Add the name Test9 to the User menu for the script as follows
77. measure i smua source output smua OUTPUT_OFF Reset SourceMeter to default settings Set display to show smua source and limit settings Set display to show current measurement Set source function to DCV Enable source autorange Set source level to 5V Set current compliance to 100m4 Set current measurement range to 100m4 Set integration time to 1PLC default Tum ON smua output Perform following commands ntimes Measure current and put reading in instrument output queue Turn OFF smua output 3 16 The primary code that runs the script and retrieves the measurement results is listed below This code is executed when you click the Run Script GPIB command button When you run this script it will perform ten measurements and send the readings to the PC The results are displayed in the Data text box of the GUI as shown in Figure 3 8 TSP prompts are enabled prior to running the script Call send Addr MeasCurrScript run intStatus The following command runs the script you can also use MeasCurrScript form of the command Do strReturnMessag txtData Text Loop Until Left strReturnMessage If strReturnMessage TSP Then txtStatusDesc Text Error Occurred Call send Addr print errorqueue next intStatus strReturnMessage udfGetTspResponse txtStatusDesc Text txtStatusDesc Text amp strRe turnMessage amp vbCrLf udfGetTspResponse
78. mode IP address subnet mask default gateway and DNS servers 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 3 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual 2 4 CAUTION The ipconfig all command displays the configuration of all network connections Be sure to record the information for the proper network card Figure 2 3 Computer configuration using the command prompt cx Command Prompt iC WINDOWS gt ipconf ig all Windows IP Configuration Host Name Primary Dns Suffix Node Type IP Routing Enabled WINS Proxy Enabled DNS Suffix Search L mycompany com Ethernet adapter Wireless Network Connection Connection specific DNS Suffix Description oar Intel R gt Wireless WiFi Link 4965AG Physical Addre 66 61 62 63 64 85 Dhep Ena anes Yes IP Addre oe 4B Sea 1 2 3 87 Subnet Mas Shoei ts aee e 255 255 255 8 Default Gat a OS s 1 2 3 1 DNS Servers a erae Er 3 2D Enah ERIE N d DHCP Enat led Ethernet adapter Local Area Connection Connection specific DNS Suffix Description Intel R 82566MM Gigabit Network Connection Physical Address 00 02 037 84 05 06 7 Dhep Enabl hic No IP A IP Addres mt tego oo May ve gt 192 168 1 160 Subnet Ma Soe oo Gane 255 255 255 0 Default Gateway z 192 168 1 1 DNS Servers iC WINDOWS gt 3 Verify DHCP or Static IP status To determine the next step check the DHCP Enabled s
79. n pane 2 11 Series 2600A System SourceMeter Instruments User s Manual Speed SGttinG ssseieeersnivseisamaseannestecaies A 2 SRQ Service request eene A 4 Storing a script in non volatile memory 3 8 Storing readings aeee 1 16 Test Script Builder RUNNING sitsscencensrdrasrisadexsconaraaeracie 2 11 USING sasshtsarsoncerserciaarascanraveanssaenaciaase 2 11 THMCStAMP seststansascesseadiasrassansancsseiaersesacsi 1 16 Triggering Other instruments isece A 3 Programming scscssvsisacssreersansasnivcerss A 4 SCANNED ezerest snene A 3 TSP Link Accessing node resources CONNEC ONS srna Initialization reset ee localnode variable alias Node number assignments node variable oo Running Scripts 0 0 0 eee SOU scocrsespsrcsa sis svesenrcssseracieetas System CHECK 0 eeeseeeeseeeeeeeeeeeeees User SOriptS dnsdsscsesisavcanenerasiasrnserccnneniameraes 3 2 Vents Cooling ocene 1 6 1 8 VisualBaSiC maaan O 2 19 What is a SCript casenanousen insna un 3 2 2600AS 900 01 Rev B September 2008 KEITHLEY Service Form Model No Serial No Date Name and Telephone No Company List all control settings describe problem and check boxes that apply to problem oO Intermittent oO Analog output follows display o Particular range or function bad specify o IEEE failure O Obvious problem on power up Batteries and fuses are OK O Front panel operational oO
80. n to 4 1 2 5 1 2 or 6 1 2 digits SPEED Channel A Sets the measurement speed by controlling the A D converter measurement aperture REL Channel A Controls relative which allows a baseline value to be subtracted from a reading FILTER Channel A Controls the digital filter which can be used to reduce reading noise Model 2602A 2612A 2636A only DIGITS Channel B Changes display resolution to 4 1 2 5 1 2 or 6 1 2 digits SPEED Channel B Sets the measurement speed by controlling the A D converter measurement aperture REL Channel B Controls relative which allows a baseline value to be subtracted from a reading FILTER Channel B Controls the digital filter which can be used to reduce reading noise 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 3 Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual Bottom Row Source measure setup LOAD RUN STORE RECALL TRIG MENU EXIT ENTER 3 Range keys Aand V AUTO Loads factory or user defined scripts for execution Runs last selected factory or user defined scripts Stores readings source values and timestamp values in one of two internal buffers per channel for later recall Recalls stored readings source values and timestamp values from either of the two buffers Triggers readings Accesses the Main Menu for saving and recalling setups selecting remote interface line frequency self t
81. n to set the run configuration 7 Click the RUN key to load the user script into nonvolatile memory of the Series 2600A NOTE There is a small bar graph at the bottom right of the Test Script Builder that will appear while a script is loading The bar graph will continuously sequence through its segments while the script is loading 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 9 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual Figure 3 4 Run configuration example Main tab shown NI TS Run Create manage and run configurations Create a script from files in a project The script will be assembled From script files contained in the associated project The script assembly order i e Load Order along with storage attributes are controlled by setting various script properties on the tabs below Configurations Name KIGeneralUser E Tsp Script E kiGenerallser A Main Script Attributes Common Project KIGeneral Browse Available Project Files Load Order Add gt main tsp lt Remove Up Down New Delete Changing the script Name from KIGeneral to KIGeneralUser also changes the name in the Configurations area 3 10 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual
82. ng parameters from the front panel e Enter BIAS voltage e Enter PULSE level voltage e Enter pulse ON time 2600AS 900 01 Rev B September 2008 Return to Section Topics 3 5 Section 3 Test Script Processor Interaction Series 2600A System SourceMeter Instruments User s Manual Enter pulse OFF time Enter number of pulses points After the operator keys in each parameter and presses the ENTER key or the navigation wheel the display will proceed to the next input prompt After the last parameter number of pulses is entered the test will continue The following message will be displayed when the test is finished PulseVMeasurel Test complete Modifying a factory script A factory script can be imported from the Series 2600A into the Test Script Builder where it can be modified The modified script can then be loaded back into the Series 2600A and saved as a user script The following procedure will import the KIGeneral factory script into the Test Script Builder modify code for the SourceVMeasurel function load the script in the Series 2600A as a user script under a different name and then configure the test to call the SourceVMeasurelI function Step 1 Importing a factory script project A factory script project is made of many executable functions The SourceVMeasurelI function is one of the functions that make up the KIGeneral factory script that is stored in the Series 2600A Figure 3 2 shows how to impo
83. ntStatus Call send Addr display screen display SMUA intStatus Call send Addr display smua measure func display MEASURE_DCAMPS intStatus Call send Addr smua source func smua OUTPUT_DCVOLTS intStatus Call send Addr smua source autorangev smua AUTORANGE_ON intStatus Call send Addr smua source levelv 5 intStatus Call send Addr smua source limiti 0 1 intStatus Call send Addr smua measure rangei 0 1 intStatus Call send Addr smua measure nplc 1 intStatus Call send Addr smua source output smua OUTPUT_ON intStatus Call send Addr print smua measure i intStatus Call send Addr smua source output smua OUTPUT_OFF intStatus Call enter strBuffer 256 intNbytes Addr intStatus txtData Text strBuffer Using VISA Clicking on the Run With VISA button will send the same commands to the Series 2600A using National Instruments NI VISA The VISA resource is for an instrument at address 26 connected to GPIB interface 1 Once again a Keithley Instruments GPIB card was used for this example However VISA allows the same code to be used with GPIB cards made by other manufacturers or with altogether different interfaces such as the RS 232 or the Ethernet Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation Figure 2 13
84. on See How do I use the reading buffer for details on storing data from the front panel of the Series 2600A Remote programming The following example demonstrates a typical way to use a reading buffer The commands in the following steps will perform three SMU A voltage measurements store them in nvbuffer1 and then read the buffer Step 1 Clear and configure the buffer The following command sequence will clear the buffer of all readings and configure the buffer to store timestamps and source values smua nvbufferl clear smua nvbufferl collecttimestamps 1 smua nvbufferl collectsourcevalues 1 NOTE Setting collecttimestamps to 0 and collectsourcevalues to 0 will disable the storage of timestamps and source values Step 2 Perform measurements The following command sequence sets the measure count to three turns on the output performs the three measurements and then turns off the output smua measure count 3 smua source output smua OUTPUT_ON smua measure v smua nvbufferl1 smua source output smua OUTPUT_OFF The three measure readings timestamps and source values will be stored in the buffer Step 3 Read the buffer The following code will output the three sets of data nine values in the same message rbl smua nvbufferl printbuffer 1 rbl n rbl rbl timestamps rbl sourcevalues 2600AS 900 01 Rev B September 2008 Return to Section Topics A 5 Appendix A Frequently Asked Question
85. onfiguration example Main tab SNOWN eceeeeeeee 3 10 3 Figure 3 5 Run configuration example Script Attributes tab shown 3 11 3 Figure 3 6 LabVIEW source step example eecceccecsseceeeeeeesereeeeeeneneees 3 13 3 Figure 3 7 GUI after loading the non function script GPIB 0 cee 3 16 3 Figure 3 8 GUI after running the non function script GPIB 3 17 3 Figure 3 9 GUI after loading and running the function script GPIB 3 18 3 Figure 3 10 GUI after calling the function GPIB cccceeseeeseeeeeeteeeeeees 3 19 4 Figure 4 1 TSP LiInk CONNECTIONS cccceeeeeceeeteeteeeeeeeeeeeeeeaaeeeeseeeetaaeeteneees 4 2 Appendix Figure Title Page A Figure A 1 Digital I O port terminals 0 ccceeccceceeeeeeeeeeeeeeaeeeeeeeeeseaeeeeeneeeees A 3 A Figure A2 Triggering a Scannai ve asec cere cceccsvevencbsouescvencncaveese cnegdevundecrueseaeniviedss A 4 A Figure A 3 Stacking channels for higher Voltage cccceeeseseeseeeeeeeeneeeee A 7 A Figure A 4 Connecting channels in parallel for higher current 0e A 8 A Figure A 5 Model 2601A 2602A 2611 A 2612A contact check connections A 8 A Figure A 6 Model 2635A 2636A contact check connections ceeeeeeeeees A 9 A Figure A 7 Model 2635A 2636A low current CONNECTIONS eeeeeeeeeeeeeeees A 10 List of Figures Series 2600A System SourceMeter Instruments User s Manual This page left blank
86. or RS 232 communications For COM1 use the ASRL1 INSTR resource setting Resource settings for other COM ports are available from the dialog box 3 If you select the Simulate option the Instrument Console will become active even though there will be no actual communication with the Series 2600A You can simulate running a script or sending a command but the Series 2600A will not respond 4 To close the resource click on the Instrument icon again The resource will close and the console window will become inactive Figure 2 9 Select Instrument Resource dialog box iki Select Instrument Resource xj Select or enter new resource GPIB1 226 INSTR si Simulate coc Step 3 Save and clear console window You can save and clear the console window as follows e Save console Click on the Menu arrow see Figure 2 7 choose Save Console then choose the folder and filename desired e Clear console Click on the Clear Console icon see Figure 2 7 to clear the console window Step 4 Select command and language reference views You can access online help for the ICL Instrument Control Library and TSL Test Script Language as follows e ICL Click on the Command Help tab at the top then click the Maximize icon You can then quickly get information on all commands in the library e TSL Click on the Language Help tab at the top then click the Maximize icon to quickly access details on the script language How do
87. ord into the Series 2600A 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 Connect the other end of the power cord to a grounded AC outlet WARNING _ Failure to use a grounded outlet may result in personal injury or death due to electric shock Step 2 Turn on power Turn on the instrument by pressing the front panel power switch to the on I position Assuming no errors occur the Series 2600A will power up as follows 1 The OUTPUT indicators and display pixels flash briefly 2 The following items are shown in sequence The firmware revision number e The line frequency e The TSP Link node e The enabled command interface s and address GPIB LAN RS 232 Step 3 Set line frequency The Series 2600A will operate at line frequencies of either 50Hz or 60Hz For best measurement noise performance the unit should be configured to match the actual line frequency used by selecting MENU gt LINE FREQ gt 50Hz 60Hz or AUTO when set to AUTO the SourceMeter will automatically detect the power line frequency at power up 1 10 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 1 Front and Rear Panel Operation How do make measurements See the Series 2600A Reference Manual for more information on the following e Basic source measu
88. pens closes and builds projects Run Runs scripts e Window Selects which window to display e Help Provides access to online help files Project Navigator pane The windowpane on the left side is where the Project Navigator is located The navigator consists of created project folders and the script files tsp created for each project Each project folder can have one or more script files Script Development pane The script chunk is written in the upper windowpane It is in this area that scripts are written and or modified Notice that there is a tab available for each opened script file A script project is then downloaded to the Series 2600A and run Series 2600A Script Interaction pane A number of tabs in the lower windowpane provide additional interaction between the Test Script Builder the Series 2600A and the opened script the tabs displayed will depend on those selected in the menu 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 11 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual Figure 2 7 Test Script Builder initial startup screen Menu Bar Script Development Pane 18 x o ia Instrument Console gt Mapato Workin ay f4 instrument Console 3 Tasks Command Help Language Help GPwmw roa GPIBO 26 INSTR Simulated srt Z Bi Navigator SourceMeter Script Control Pane Interaction Pane Icons Ke
89. r ring Outer ring LO Sense LO Input Output LO Chassis ground HI Input Output HI Guard Chassis ground SENSE HI Sense HI Guard Chassis ground Triax cable Center conductor Inner shield Outer shield 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 7 Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual 2 DIGITAL I O Female DB 25 connector Fourteen pins for digital input or output one pin for safety interlock Use a cable equipped with a male DB 25 connector Keithley Instruments part number CA 126 1CA 3 IEEE 488 Connector for IEEE 488 GPIB operation Use a shielded cable such as the Model 7007 1 or Model 7007 2 4 Cooling exhaust vent Exhaust vent for internal cooling fan Keep vent free of obstructions to prevent overheating 5 Chassis ground Ground screw for connections to chassis ground 6 RS 232 Female DB 9 connector For RS 232 operation use a straight through not null modem DB 9 shielded cable Keithley Instruments Model 7009 5 for connection to the PC 7 TSP Link Expansion interface that allows a Series 2600A and other TSP enabled instruments to trigger and communicate with each other Use a category 5e or higher LAN crossover cable Keithley Instruments part number CA 180 3A 8 Power module Contains the AC line receptacle and power line fuse The instrument can operate on line voltages of 100V to 240VAC at line frequenc
90. re nplc 1 Set integration time to 1PLC default smua source output smua OUTPUT_ON Tum ON smua output Script ntimes 10 fori 1 ntimes do Perform following command s ntimes print smua measure if Measure current and put reading in instrument output queue end for smua source output smua OUTPUT_OFF Turm OFF smua output Example script 2 script that uses functions The script used in this example is in the file named MeasCurrFunctionScript tsp This script is downloaded to the Series 2600A by selecting the Load Function Script option and then clicking the Load Script GPIB command button The script is downloaded exactly as shown in the previous example except the open file and loadscript commands reflect the different script name as shown below Open App Path amp amp MeasCurrFunctionScript tsp For Input As 1 Call send Addr loadscript MeasCurrFunctionScript intStatus The other difference is in the script itself which is listed below This script does not perform multiple current measurements but rather it creates a function named MeasCurr which performs one or more current measurements when it is called The number of measurements depends on the value of ntimes which is passed to the function when it is called Figure 3 9 shows the GUI Graphical User Interface after loading and running the script Note that the Data text box does not contain any readings as
91. re procedure e Ohms measurements e Power measurements The measurement procedure below demonstrates how to set up the Series 2600A to source 10V and measure current through a 10kQ resistor WARNING Hazardous voltages may be present on the output and guard terminals To prevent electrical shock that could cause injury or death NEVER make or break connections to the Series 2600A while the output is on Power off the equipment from the front panel or disconnect the main power cord from the rear of the SourceMeter before handling cables connected to the outputs Putting the equipment into standby does not guarantee the outputs are not powered if a hardware or software fault occurs Step 1 Connect the DUT Connect a 10kQ resistor to the SourceMeter Channel A HI and LO terminals as shown in Figure 1 4 See the Series 2600A Reference Manual for complete connection information Step 2 Select source and set source level Perform the following steps to select the voltage source and set the source value to 10V 1 Press Channel A SRC to select the V Source as indicated by the V units in the source field on the display The flashing cursor indicates which value is presently selected for editing 2 Press the up RANGE key and select the 20V source range Model 2611 A 2612A 2635A 2636A or 40V source range Model 2601A 2602A Use the lowest possible source range for best accuracy 3 Use the CURSOR keys to move the cursor to the 10s digi
92. rt the KIGeneral factory script project from the Series 2600A into the Test Script Builder After importing the script the project will appear as a folder in the Project Navigator with a script file named main tsp See Figure 3 3 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Figure 3 2 Section 3 Test Script Processor Interaction Importing a factory script project from the Series 2600A ik TSP main tsp Test Script Builder File Edit Navigate Search Project Run Window Help Dii 0 a wv eas A Click File to display the drop down file menu and click Import to open the Import wizard B In the Import Select box click Existing Project From Instrument and then click Next x Select Imports an existing project from instrument into the current workspace pr J Select an import source Existing Project From Instrument ady Existing Project into Workspace File system al C Zip file a Cancel D In the Import Project From Instrument box click the KIGeneral project and then cllick Finish xl Import Project From Instrument Import an existing project from the opened instrument Project Name KiGeneral lt Back Cancel C Import Open Close instrument box With communications to the Series 2600 open click Next Import xj Open Close instrument Accept the currently open instrument or s
93. s Node 1 nor does it have to be at the end of the node chain Figure 4 1 TSP Link connections Node 1 Node 32 A 4S connectors LAN crossover cables f 2 per instrument Type Category 5e or higher Length 3 meters maximum between nodes NOTE The PC is not needed for LAN RS 232 stand alone systems or GPIB Step 2 Assign node numbers Each instrument in the TSP Link system must have a unique node number assigned to it The node number for each instrument is stored in its nonvolatile memory and will not be lost when the instrument is turned off Complete the following steps to assign a node number 1 From the front panel press the MENU gt TSPLINK 2 Select NODE and then use the navigation wheel to assign the node number Note The node number can range from 1 64 For remote programming the tsplink node attribute is used to set the node number for an instrument tsplink node N Where N 1 to 64 The node number of an instrument can be determined by reading the tsplink node attribute as follows nodenumber tsplink node print nodenumber The above print command will return the node number For example if the node number is 1 the value 1 000000e00 will be returned 4 2 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 4 Controlling Multiple Series 2600As TSP Link Step 3 Reset the TSP Link Aft
94. s Series 2600A System SourceMeter Instruments User s Manual For the above printbuffer function 1 is the starting index for values to output rb1 n is the ending index n the number of readings in the buffer which in this case is 3 rb1 includes the measured readings rb1 timestamps includes the timestamps and rb1 sourcevalues includes the source values Example output 1 234567e 03 5 555555e 02 1 000000e 00 2 362360e 03 8 888888e 02 1 000000e 00 2 362368e 03 1 111111e 01 1 000000e 00 The above output is returned in the following order reading1 timestamp1 sourcevalue1 reading2 timestamp2 sourcevalue2 reading3 timestamp3 sourcevalue3 See Step 3 of Running a factory script for more examples on reading the buffer Step 4 Save the data After the measurements are complete you can save the reading buffer data to the nonvolatile memory in the instrument To save the reading buffer data 1 From the front panel press STORE and then choose SAVE 2 Select INTERNAL to save to internal nonvolatile memory 3 Select one of the following e SMUA BUFFER1 e SMUA BUFFER2 e SMUB BUFFER1 e SMUB BUFFER2 4 The front panel displays Saving This may take awhile 5 Press the EXIT key to return to the main menu How do stack channels to output higher voltage A 6 The maximum output voltage of a Model 2601A or Model 2602A channel is 40 4 and the maximum output voltage of a Model 2611A 2612A or 2635A 2636A channe
95. s of any node in the system Using node N The node N variable where N 1 to 64 is used to send a command to any node in the system The node can be the master or a slave Examples node 4 smua reset Resets SMU A of Node 4 node 1 smua reset Resets SMU A of Node 1 Using the alias localnode The variable Localnode is an alias for node N where N is the node number of the node executing the command For example assume that node 1 is the master in a TSP Link system To send a command to node 1 you can use node 1 Or localnode as follows Resets SMU A of the Master Node 1 node 1 smua reset Resets SMU A of the Master Node 1 localnode smua reset 2600AS 900 01 Rev B September 2008 Return to Section Topics 4 3 Section 4 Controlling Multiple Series 2600As TSP Link Series 2600A System SourceMeter Instruments User s Manual Running scripts in a TSP Link system Refer to the Series 2600A Reference Manual for more information on running scripts in parallel on a TSP Link system 4 4 Return to Section Topics 2600AS 900 01 Rev B September 2008 Appendix A Frequently Asked Questions In this appendix Topic Page How do optimize performance cssccsseesseesseesseeesseeeseeesseeeseees A 2 Setting speed o oo cece ceceeecedsicesasendeneshccedcndeceeanasaceseecessersentesesannecs A 2 Disabling auto Zero to increase speed ee eeeseeeeeneeeteneeeeesteeeees A 2
96. scripts using 3 4 How do parallel channels to output higher current A 7 How do I run a script from the front panel 3 2 How do stack channels to output higher voltage A 6 How do store measurements in non volatile MEMO suasit A 5 How do use other programs aS le How do use the expanded system 4 3 IEEE 488 interface ou 2 2 A 2 Importing a factory script project 3 6 Input output connections 15 1 7 Instrument resource GCIOSING panene 2 13 Opening ssrin 213 Interface configuration GPIB cccsssmsiraesserncemsnaacesmmenecenrs 2 2 RS 282 see 2 3 Keys FUNCOM sesccteserresstrerntrsrmemssecteuccacsss 1 3 Output Control caiser 1 4 Range aseran 1 4 Sp cial sissien 1 3 LabVIEW sntuninyssrncnnsosein 2 17 3 12 Language Nelp csscrinororiinnsuassiara 2 14 Lin FreEQUENCY sccseecsecsteseseeesereersenes 1 10 Line power Connecting tO srassasecesestnintrseieecsasy 1 10 Setting line frequency sses 1 10 TUMING ON sadias 1 10 Low current Connections Measurements Programming example 00 A 10 Index Index 2 Measurement FUNCTION sive cpteradenssalbeatectheanisesannseeane 1 12 MAKING snuron 1 12 Range enansa 1 12 Setting functions eeeeeeeee 1 15 Measurements BASIC ass ida aniaiainemanata 1 11 Using Test Script Builder 2 14 Modifying a factory script Modifying the test code Optim
97. source output reset smua OUTPUT_ON smua source func smua OUTPUT_DCVOLTS 2 18 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation Using Visual Basic User interface The GUI graphical user interface shown in Figure 2 12 was created to demonstrate how to control a Keithley Instruments Series 2600A SourceMeter instrument using Visual Basic 6 0 Source code for this example program can be downloaded from the Keithley Instruments internet site www keithley com Figure 2 12 Visual Basic example user interface 5 2602 User Manual Demo Program 101 xi KEITHLEY 2602 User Manual Demo Program r Run like traditional GPIB instrument ea po Run with GPIB Run with VISA VISA Resource GPIB1 26 INSTR r Run using scripts Load Script GPIB Load Script VISA lige Mersin Sere Load Function Script Run Script GPIB Run Script VISA Data IV Display Prompts Call Function GPIB Script Using the Series 2600A as a traditional GPIB instrument The following pseudocode describes how the Series 2600A will be configured and controlled to source voltage and measure current for this example Some of the settings are default values restored by resetting the instrument but they are included to show a typical setup and measure sequence that might be used for such a test 1 Reset Series 2
98. splayed see Figure 2 4 In Windows XP a Click the Start button and open the Control Panel b Open Network Connections c Right click Local Area Connection and select Properties The Local Area Connection Properties dialog box is displayed d Double click Internet Protocol TCP IP in the items list The Internet Protocol TCP IP Properties dialog box is displayed see Figure 2 4 In Windows Vista a Click the Start button and open the Control Panel b Open Network amp Sharing Center c Inthe list click View Status next to Connection The Wireless Network Connection Status dialog box is displayed d Click Properties Windows displays a permissions message e If you are logged in as administrator click Continue If you are not logged in as administrator enter the administrator s password to continue f The Network Connection Properties dialog box is displayed g Double click Internet Protocol Version 6 TCP IPv6 in the items list The Internet Protocol Version 6 TCP IPv6 Properties dialog box is displayed see Figure 2 4 2 Select Use the following IP address The option for Use the following DNS server addresses is automatically selected 3 Setthe IP Address a Are the IP address and subnet mask fields populated e Yes If populated record the address subnet mask default gateway and DNS servers to use in Step 3 Configure the Instrument s LAN settings e No If blank enter the IP address 192 168 0 3
99. t YES then press the ENTER key 3 Enter the IP address using the LAN MENU a Select CONFIG gt IP ADDRESS b Refer to the recorded computer s IP address A portion of the computer s IP address will be used as a base for the instrument s unique ID Only the last three numbers after the last decimal point will be different between the PC and instrument The last three digits may be anything from 1 255 for a subnet mask of 255 255 255 0 For example the Internet Protocol TCP IP Properties dialog box in Figure 2 3 shows that the computer s IP address is 192 168 1 1 A unique address for the instrument is 192 168 001 101 2 6 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation NOTE The instrument s IP address can have leading zeros but the computer s cannot c Use the navigation wheel to select and enter an appropriate IP address for the instrument Be sure to record the instrument s IP address to use in Step 5 Access the instrument s internal web page d Push the ENTER key or navigation wheel to confirm the changes e Press the EXIT key to return to the LAN MENU f From the LAN MENU select APPLY_SETTINGS gt YES then press the ENTER key 4 Change the subnet mask from within the LAN MENU a Select CONFIG gt SUBNETMASK then press the ENTER key The SUBNETMASK menu item is to the right of GATEWAY Use the navigation
100. t then press the navigation wheel to enter the EDIT mode EDIT indicator is displayed 4 Using the navigation wheel set the source value to 10 0000V then press the ENTER key or the navigation wheel Step 3 Set compliance limit Perform the following steps to set the current compliance limit value to 10mA 1 Put the Model 2602A 2612A 2636A in the single channel display mode with the DISPLAY key 2 Press the LIMIT key then press the ENTER key or the navigation wheel Move the cursor to the 10s digit then press the navigation wheel to enter the EDIT mode 4 Using the navigation wheel set the limit value to 10 000mA then press the ENTER key or the navigation wheel w 2600AS 900 01 Rev B September 2008 Return to Section Topics 1 11 Section 1 Front and Rear Panel Operation Series 2600A System SourceMeter Instruments User s Manual Step 4 Select measurement function and range 1 Put the Model 2602A 2612A 2636A in the single channel display mode with the DISPLAY key then select the current measurement function by pressing MEAS or MODE 2 Select the measurement range with the RANGE keys For the purposes of this example press AUTO RANGE and note that the AUTO indicator is displayed The instrument will automatically select the best range based on the measured value You can also use manual ranging by pressing the up or down RANGE key but be sure to use the lowest possible range for best accuracy Step 5 Turn output
101. t Panel 2635A System SourceMeter Keithley Instruments XXX 1175561 Keithley Instruments SMU 2636A 1175561 G 1 2 00 60 1A 99 15 E2 192 168 0 11 0 0 0 0 255 255 255 0 100Mbs Full Duplex 192 168 0 11 0 0 0 0 0 0 0 0 0 0 0 0 DST 5030 Raw Socket 5025 Telnet 23 VXI 11 Core 1024 TCPIP board 192 168 0 11 5025 SOCKET GPIB board 26 INSTR ASRL board INSTR TCPIP board 192 168 0 11 inst0 INSTR Sat Jan 01 13 00 48 2005 Sat Jan 01 13 00 48 2005 Section 2 Remote Operation You can use the virtual front panel to access the features available from the front panel of the Series 2600A The same front panel features and functions are available from the Virtual Front Panel with the exception of the POWER button TSP Express TSP Express is a built in utility that easily creates scripts for Series 2600A instruments SMU It provides a menu of choices for building new test scripts as well as options for opening existing projects and scripts It also allows the user to view or change instrument configurations TSP Express may be launched using a web link from any Series 2600A instrument or by using a shortcut on the host PC TSB embedded TSB embedded is an alternative to a full version of Test Script Builder TSB Suite The capabilities of TSB embedded are very similar to TSB TSB embedded includes a command line interface that you can use to issue ICL commands create modify and save test scripts to t
102. tentionally 3 20 Return to Section Topics 2600AS 900 01 Rev B September 2008 Section 4 Controlling Multiple Series 2600As TSP Link In this section Topic Page How do I set up the TSP Link SySteM csecseccsseeeseeeseeessseesseeees 4 2 Connect the TSP Link System cesccceseeseeseeseeseeeeeeeeeeeeeaeeeseeteas 4 2 Assign node MUMBSTS isi hill ice eee 4 2 Reset the TSP LINK ccccesescccsssteescceessscsesssccsessccessestsedeestievsete 4 3 Check the state of the TSP Link system eeeeeeeeseteeeteeeetees 4 3 How do use the expanded system csessecsseeeseeesseeeseeeeseeeseees 4 3 Accessing resources of TSP Link NOdES eeeeeseteteeeteeeeeeees 4 3 Running scripts in a TSP Link SySteM eceeeeseseeeeeteteeeeeeteeees 4 4 Section 4 Controlling Multiple Series 2600As TSP Link Series 2600A System SourceMeter Instruments User s Manual How do I set up the TSP Link system Up to 32 TSP Link enabled instruments for example Series 2600A System SourceMeter instruments can be connected together to form a TSP Link system Step 1 Connect the TSP Link system A connection example for an expanded system is shown in Figure 4 1 All the TSP Link enabled instruments in the system are daisy chained together using LAN crossover cables In this example the unit connected to the PC is the Master and the other units are its Slaves Note that the Master does not have be assigned a
103. tion n 3 and rb1 is the reading buffer smua nvbufferl1 Print time stamps The following command will print the time stamps for the three measured current readings printbuffer 1 rbl n rbl timestamps Example output 5 555555e 02 8 888888e 02 1 11111le 01 Print source values The following command will print the voltage source values for the three measured current readings printbuffer 1 rbl n rbl sourcevalues Output 1 000000e 00 1 000000e 00 1 000000e 00 Print readings time stamps and source values The following command will return the three sets of data nine values in the same message printbuffer 1 rbl n rbl rbl timestamps rbl sourcevalues Example output 1 234567e 03 5 555555e 02 1 000000e 00 2 362360e 03 8 888888e 02 1 000000e 00 2 362368e 03 1 111111e 01 1 000000e 00 The above output is returned in the following order reading1 timestamp1 sourcevalue1 reading2 timestamp2 sourcevalue2 reading3 timestamp3 sourcevalue3 Calling a function without parameters When the command to call a script function is sent without parameters input value fields and messages will appear on the display to prompt the operator to input the parameters using the front panel controls The following command will call the SourceVMeasurelI function and then require operator interaction PulseVMeasurel After sending the above command the Series 2600A display will prompt the operator to input the followi
104. tomatically when the Series 2600A is turned on The functions of the script are ready to be called Step 1 Call the function The following are example parameters for the PulseVMeasurelI function which will perform three pulse voltage measure current cycles smu SMU A bias 1V level 1V ton ims toff 2ms points 3 The following command will execute the PulseVMeasurelI function using the above parameters PulseVMeasurel smua 1 1 1E 3 2E 3 3 Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 3 Test Script Processor Interaction Step 2 Read the buffer The above function stores the three current measurements in the reading buffer smua nvbuffer1 Also stored in the buffer are the voltage source settings and timestamps for the measurements The timestamps in seconds are referenced to the start of the test The timer for the timestamps starts at zero seconds when the test is started The printbuf fer function is used to print output measured readings timestamps and or source values stored in the buffers Print readings The following code will return the three measured current readings stored in nvbufferl rbl smua nvbufferl printbuffer 1 rbl n rbl Example output 1 234567e 03 2 362360e 03 2 362368e 03 For the above printbuffer function 1 is the starting index for values to print rb1 n is the ending index for this func
105. ts Using LabVIEW The source measure example using LabVIEW is shown in Figure 2 11 The test steps are OY GO N 6 Reset instrument Select source voltage function Set source output voltage Turn on output Take current measurement Reset instrument The command sequence for this source measure example is shown below localnode prompts 0 Disable prompts reset Reset Series 2600A smua source func smua OUTPUT_DCVOLTS Select voltage source function smua source levelv volts Set voltage source level smua source output smua OUTPUT_ON Turn on source output print smua measure i Take and return current reading reset Reset Series 2600A The commands above are sent out in LabVIEW using either GPIB or VIS VIs Refer to the LabVIEW documentation for information on using VIs 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 17 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual Figure 2 11 LabVIEW source measure example block diagram DTE S m orn EE YISA resource name dup VISA resource name write buffer return count error in no error error out YISA Write Writes the data from write buffer to the device or interface specified by VISA resource name Click here for more help VISA_smu_example vi Block Diagram DIA OL P hal a2 12etAppication Font od e oltage Source Level localnode prompts 0 smua
106. und Chassis earth ground NOTE Each stacked channel adds approximately 100A of common mode current that is seen by the channels below it Therefore in the example above Model 2602A 1 Chan A will measure approximately 100uA x 3 300uA higher than Model 2602A 2 Chan B Similarly Model 2602A 1 Chan B will measure approximately 100A x 2 200A higher than Model 2602A 2 Chan B The most accurate measurement of actual current flowing through the DUT will be obtained from Model 2602A 2 Chan B How do parallel channels to output higher current The maximum DC output current of a Model 2601A or Model 2602A channel is as follows e 1 01A up to 40 4V 3 03A up to 6 06V The maximum DC output current of a Model 2611A 2612A or Model 2635A 2636A channel is as follows 101mA up to 202V e 1 515A up to 20 2V Higher current can be output by connecting channels in parallel Figure A 4 shows four channels of two Model 2602As 2612As or 2636As connected in parallel Two Model 2602As can output up to 4 04A at up to 40 4V and 12 12A at up to 6 06V while two Model 2612As and Model 2636As can output up to 404mA at up to 202V and 6 06A at up to 20 2V The current delivered to the DUT is the sum of currents output by the four SMU channels More current can be output by connecting additional channels in parallel 2600AS 900 01 Rev B September 2008 Return to Section Topics A 7 Appendix A Frequently Asked Questions Series 2600A System Sourc
107. ware Trigger jan Sends a software trigger to take readings 6 Delete a Script From NVRAM Wi Opens a window that lists the scripts stored in the unit s nonvolatile memory and allows you to remove scripts 7 Menu Accesses the console menu 8 Minimize Maximize amp Minimizes or maximizes the console window Figure 2 8 Instrument console control icons 1 23 45 67 8 iki TSP Welcome Test Script Builder E O x File Edit Navigate Project Run Window Help Instrument Console 8 Tasks Command Help Language Help TS fan mw Oe GPIBO 26 INSTR Simulated Step 2 Open and close an instrument resource Before you can send commands or run scripts to control the Series 2600A you must first open the instrument resource as follows 1 Click on the Open Instrument icon see Figure 2 8 2 Choose the desired instrument from the dialog box see Figure 2 9 drop down menu to select a communications resource 2600AS 900 01 Rev B September 2008 Return to Section Topics 2 13 Section 2 Remote Operation Series 2600A System SourceMeter Instruments User s Manual e GPIB At the factory the GPIB address for the Series 2600A is set to 26 If using the GPIB interface board 0 and address 26 the resource setting should be GPIBO 26 INSTR Resource settings for other GPIB board numbers and primary addresses are available from the dialog box e RS 232 Typically the COM1 serial port of the PC is used f
108. y Rs Resistance R Contact c Resistance Sense HI Sense LO smua reset s smua contact speed smua contact threshold not smua contact check if end smua source output smua CONTACT_FAST 10 then One both contact resistances are not below the programmed threshold smua contact speed smua CONTACT_SLOW Appendix A Frequently Asked Questions Restore defaults Set speed to fast Set threshold to 10W Check contacts against threshold Set speed to slow rhi rlo smua contact r Get resistance readings print rhi rlo Return contact resistances to the exit host Terminat xecution smua OUTPUT_ON SS How do I make low current measurements Low current connections Turn on output and continue Low current measurements lt 1uA are subject to errors caused by leakage currents and leakage resistances in the signal path For that reason Models 2635A and 2636A are equipped with triax connectors to minimize these problems To assure accurate low level measurements the integrity of the signal path must be maintained to the DUT including using both low noise triax cables and a suitable test fixture Figure A 7 shows typical connections for low current measurements The DUT in this example could be a low current semiconductor device a high megohm resistor or any other passive or active electronic device requiring low current measurements Note that the DUT
109. y tabs include Instrument Console The Instrument Console is used to send commands to the connected Series 2600A Retrieved data for example readings from commands and scripts appear in the console Problems When a script is saved error checking is performed If a script error is detected an X will appear in the script at or near the corrupt line of code The Problems tab in the lower windowpane will open automatically and provide a description of the error Tasks When writing a script a double dash is used to designate that the text that follows is a comment and not script code When using the TODO comment in a script it will also appear in the Tasks tab where additional information can be added Command Help Provides online help to the Instrument Command Library ICL Language Help Provides online help to the TSL programming language Return to Section Topics 2600AS 900 01 Rev B September 2008 Series 2600A System SourceMeter Instruments User s Manual Section 2 Remote Operation Control icons Control icons shown in Figure 2 8 include 1 Open Close Instrument Opens instrument resource if closed Closes instrument resource if open 2 Clear Console Window Clears the instrument console window 3 Abort Execution Halts execution of commands or scripts 4 Reset K5 Aborts whatever the unit is doing and resets everything to the default state with the output off 5 Send Soft

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