Keithley 2200 current limit i was wondering if someone here could help me set a current limit on the the keithley 2200 power supply with labview. The multimeter capabilities include high repeatability and low noise. When current step size of 1ua is applied, saturation occurs at 35ua. Incorporates a selectable voltage compliance of up to 105 v in 1 v increments. During the warranty period, we will, at our option, either repair or replace any product that proves to be defective. However, you may use external control of the device e. When current step size of 100na is applied, saturation occurs at 1. Added source off function support with configuresourcesource off function vi.
Coating engineering of composite materials for freddy g. Used keithley instruments 220 programmable current source. Meter, and automated data acquisition was managed with labview software. If the decade current dials are set to ooo and if the output selector switch is not at standby, a compliance voltage up to 100 volts may be present at the oucpuc terminals. Keithley 220 current source instrument driver national instruments.
Keithley ultrasensitive current sources series 6200. At the time of writing im studying the basics of the g language labview programming language for loops, while loops, etc. Like all series 2400 sourcemeter keithley, the keithley 2401 provides precision voltage and current sourcing and measurement capabilities 1 v20v and 10pa1a. The model 220 current source is an economical, programmable solution for precision sourcing of dc current. Six ranges that allow a wide variety of voltagecurrent values. Iv sweeps using the keithley 2400 and labview start up. Keithley 220 for saledc sourcesdc power suppliestest. This warranty does not apply to defects resulting from product modification without keithleys express written consent, or misuse of any product or part. The chapters of the labview style book present style rules and examples organized by topic. Functionalized pentacene derivatives for use as red emitters in. Keithley 220 current source instrument driver national. Keithley 6487 manuals manuals and user guides for keithley 6487.
Keithleys series 2600b system sourcemeter smu instruments are the industrys leading currentvoltage source and measure solutions, and are built from keithleys 3rd generation smu technology. The power source characteristics include low noise, precision, and readback. Free keithley diagrams, schematics, service manuals. The labview instrument driver export wizard allows you to convert a labview 8. Anyone got a labview driver using visa for keithley 6220.
We have 2 keithley 6487 manuals available for free pdf download. How can i measure cyclic iv characteristics with keithley 4200. All measurements are shown in table and they are also stored in pc in the keithley 220 labview specified by user. Keithley 220 programmable current source bmi surplus, inc. Page 3 model 230 programmable voltage source instruction manual 1992, keithley instruments, inc. Models of the keithley 2400 sourcemeter smu instrument family supported by this. Hi all, i have a project which requires accurate measurement and logging of a voltage over a period of time. Feb 16, 2012 228 keithley, voltage current source 100v10a from alliance test. Keithley provides a default setup of these devices in which current source is connected to pc via gpib. How to use labview to control the voltage and current of. The keithley 220 current source is a programmable solution for precision sourcing of dc current. These instruments can simultaneously source and measure current from 10 fa to 10 a pulse andor voltage from 100nv to 1100v, for w pulse and 100w dc total power. A current source is a type of electronic test equipment in circuit form that can deliver or absorb electrical current thats independent of the voltage across its terminals.
Vout is the output voltage, and vdd is the supply voltage. I am interfacing keithley 6220 current source by labveiw 8. Overview the model 2308 2308 portable device batterycharger simulator is optimized for use in testing mobile phones and other portable, batteryoperated devices. The program default is to sweep current from 10ma to 10ma and measure voltage with 4 wire sense mode. Corporate headquarters 28775 aurora road cleveland, ohio 449 4402480400 fax. The model 6220 dc current source and model 6221 ac and dc current source combine ease of use with exceptionally low current noise. I have worked extensively with labview interface to keithley for organic solar cell characteristics with similar. Model 220 programmable current source instruction manual. This can be done by using a for loop, for instance. Keithley 2110 gpib and usb, keithley 2100 usb only firmware revision tested. A successful sweep will show voltage, current and time data in the data tab and a corresponding plot in the graph tab. There you can edit the stop and start current unit is a and the number of points to take in the sweep. Automating measurements from a keithley 2400 sourcemeter. Model daq6510 data acquisition and multimeter system.
Chapter 1, the significance of style, discusses the relationship. Model 6220 dc current source model 6221 ac and dc current. This combination of picoammeter and voltage source provides a powerful high resistance meter and fast picoammeter in one instrument. Ucla electronic theses and dissertations escholarship. Constant current sources are needed when a device or material is best characterized by controlling the current through it, rather than the voltage across it. Design, fabrication, and use of scientific apparatus byu physics. The labview instrument driver import wizard allows you to convert an instrument driver from labwindowscvi c source to a labview wrapper dll. How to read data from 2182a nanovoltmeter in basic dc sweep. Interlock terminal block, users manual, cd manual, labview. Keithley instruments 227 current source bmi surplus, inc. The 487 makes current measurements from 10fa to 2ma. Example programs are included with most instrument driver downloads. Rent or buy keithley 220 programmable current source. In operation, these instruments can act as a voltage source, a current source, a voltage meter, a current meter, and an ohmmeter.
Keithley 2303 high speed precision power supply 45w, 3a. Keithley 220 current source problem tektronix and keithley. The vi performs a source current voltage sense measurement. The result is a compact, singlechannel, dc parametric tester.
Keithley originally created the delta mode method for measuring voltage and resistance for the model 2182 and a triggerable external current source, such as the model 2400 sourcemeter instrument. Keithley introduces dualchannel picoammetervoltage source with ultralow current resolution october 16, 2012 by test and measurement editor leave a comment keithley instruments, inc. The keithley 24xx labview plug and play driver includes a labview nxg project that includes several example vis to get started from. Automating measurements from a keithley 2400 sourcemeter smu. A dependent current source delivers an electric current that. C for the model 6220 dc current source and the model 6221 ac and dc current source. Keithley 2400 series smu instruments offer fourquadrant precision voltage and current source load coupled with measurement now on a touchscreen user interface. Scan for instruments indeed show the two devices keithley 220 and hp34401a with gpib address. I have a keithley 2000 dmm, which has a serial port on the back. I feel there ought to be some data logging software out there which can periodically query the dmm reading, store it and plot a chart, but i cant find anything. Keithley diagrams, schematics and service manuals download for free. Program 1 copy for duplicating memory location information. How to sweep nanoampere current in keithley 6220 current source.
Rent or buy keithley 230 programmable voltage source, 101v. Model 2100 6 12digit resolution digital multimeter user. I wanted to control keithley 2000 multimeter and 6220 current source by labview 8. As far as my understanding goes, an iv curve can be obtained by sweeping the voltage across a predefined range and then measuring current. I wish to build this into a laser diode lvi test setup and i think this sample vi will contain most of the functionality i will need from the 2400 meter. The keithley 230 programmable voltage source has a voltage range from 199. Keithley 2400 source volts sense current ni community. Keithley 220 programmable current source the 220 programmable current source is a current source with full range current from 2 na to 100 ma. When a deviceundertest dut transitions nearly instantaneously from a sleep or standby mode to the full power transmit state, the model 2308 2308 s rapid response to load changes means theres little transient voltage drop from. Basically, the delta mode automatically triggers the current source to alternate the signal polarity, and. The keithley 230 has 100 memory locations for storage of programming source, i limit and dwell time.
Added over voltage protection support with configuresourcesource overvoltage protection vi for 2657a instruments. The 100 memory locations allow up to 100 storage points for programming source, vlimit. The 100 memory locations allow up to 100 storage points for programming source, vlimit, and dwell time. I would like to first thank marta mastorrent for being an exceptional advisor. I can now communicate with keithley 220, but hp34401a is still nonresponsive to labview commands. How to sweep nanoampere current in keithley 6220 current source with labview 8. The firmware can only be updated at a service center. Labview is a graphical programming environment by national instrumentstm used by millions of engineers and scientists to develop sophisticated measurement, test, and control systems using intuitive graphical icons and wires that resemble a flowchart. To edit the current sweeping range, click on setup2400 below the picture of the keithley and click on the source tab. Keithley series 2600b system sourcemeter smu instruments. When the keithley is ready, the start sweep button will come back to full color and be selectable. A source voltage of 5 volts is given and the measurement is done 5 times.
I have repeated the same experiment with different connections from the keithley 220 current source and am having the same problem regardless of the connection. This voltage current source is a precision programmable source with the capacity to sink or source up to 100 watts. The keithley 24xx labview plug and play driver includes a labview nxg project that includes several example vis to. I am trying to automate keithley 6221 current source and 2182a nanovoltmeter using labview. Im trying to control a keithley 220 using labview specifically just trying to get it to output a timecarrying current. I am using the keithley2200 libraries from the labview site and i dont see a vi that will let me set a current limit. The keithley 2400 instrument driver for labview nxg uses an intuitive and consistent programming pattern of open, configure, readwrite, and close start from an example program. Gpib connection with keithley 2400 source meter 44342. Find instrument drivers that are available for this instrument for use in labview, labwindowscvi, or measurement studio. Enhanced photocatalytic hydrogen evolution by covalent. We can supply the keithley 220 source meter 22w we have thousands of model numbers in stock. Rent or purchase a keithley 220 programmable current source or other power supplies for your testing requirements.
Teardown of a keithley 230 programmable fourquadrant. Keithley io layer version c10 windows 10, 8, 7 compatible. The constant voltage source has ranges of 1v, 10v, and 100v. I am using gpib controller to connect keithley 2400 to my pc, however i dont have any experience using this labview software, can anyone suggest how to create this kind of program. Model 220 programmable current source instruction manual 01982, keithley instruments, inc.
It is both a highly stable dc power source and a true instrumentgrade 612 digit multimeter. The reference manual is on the product information cd in pdf format. The output key will light up when the output is active. Keithley 2400 series smu instruments offer fourquadrant precision voltage and current sourceload coupled with measurement now on a touchscreen user interface.
Programming and web development forums labview labview software discussion group. I am currently studying how to control the voltage and the current of a source meter which is keithley 2400 using labview software. Type of source and measure are selected from options in combo boxes. How to control keithley dmm 2000 and 6220 current source. How to control keithley dmm 2000 and 6220 current source by.
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