Download
Share
Print this page
Tektronix KEITHLEY 2470 User Manual
  1. Manuals
  2. Brands
  3. Tektronix Manuals
  4. Measuring Instruments
  5. Keithley SourceMeter 2470
  6. User manual
Tektronix KEITHLEY 2470 User Manual

Tektronix KEITHLEY 2470 User Manual

High voltage sourcemeter instrument
Hide thumbs Also See for KEITHLEY 2470:

Advertisement

Quick Links

Download this manual
Model 2470
High Voltage SourceMeter Instrument
USER'S MANUAL
*P2470-900-01C*
2470-900-01C
October 2024

Advertisement

loading
Need help?

Need help?

Do you have a question about the KEITHLEY 2470 and is the answer not in the manual?

Questions and answers

Related Manuals for Tektronix KEITHLEY 2470

Summary of Contents for Tektronix KEITHLEY 2470

  • Page 1 Model 2470 High Voltage SourceMeter Instrument USER’S MANUAL *P2470-900-01C* 2470-900-01C October 2024...
  • Page 2 Model 2470 High Voltage SourceMeter Instrument User's Manual...
  • Page 3 © 2024, Keithley Instruments, LLC Cleveland, Ohio, U.S.A. All rights reserved. Any unauthorized reproduction, photocopy, or use of the information herein, in whole or in part, without the prior written approval of Keithley Instruments, LLC, is strictly prohibited. These are the original instructions in English. and TSP-Link are trademarks of Keithley Instruments, LLC.
  • Page 4 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 nonhazardous voltages, there are situations where hazardous conditions may be present. This product is intended for use by personnel who recognize shock hazards and are familiar with the safety precautions required to avoid possible injury.
  • Page 5 For safety, instruments and accessories must be used in accordance with the operating instructions. If the instruments or accessories are used in a manner not specified in the operating instructions, the protection provided by the equipment may be impaired. Do not exceed the maximum signal levels of the instruments and accessories. Maximum signal levels are defined in the specifications and operating information and shown on the instrument panels, test fixture panels, and switching cards.
  • Page 6 Table of contents Introduction ....................... 1-1 Welcome ..........................1-1 Introduction to this manual ....................1-2 Extended warranty ....................... 1-2 Contact information ......................1-2 Organization of manual sections ..................1-2 Installation ......................... 2-1 Dimensions .......................... 2-1 Handle and bumpers ......................2-6 Removing the handle and bumpers ..................
  • Page 7 Table of contents Model 2470 High Voltage SourceMeter Instrument User's Manual Select items on the touchscreen ....................3-5 Scroll bars ..........................3-6 Swipe screens ........................... 3-6 Menu overview ........................3-11 Store measurements on a USB flash drive ................ 3-16 Save screen captures to a USB flash drive ............... 3-16 Making basic front-panel measurements ..............
  • Page 8 Section 1 Introduction In this section: Welcome .................. 1-1 Introduction to this manual ............1-2 Extended warranty ..............1-2 Contact information ..............1-2 Organization of manual sections ..........1-2 Welcome Thank you for choosing a Keithley product. The 2470 High Voltage SourceMeter Instrument is a precise, low-noise instrument that combines a stable DC power supply with a repeatable, high-impedance multimeter.
  • Page 9 If you have any questions after you review the information in this documentation, please contact your local Keithley Instruments office, sales partner, or distributor. You can also call the Tektronix corporate headquarters (toll-free inside the U.S. and Canada only) at 1-800-833-9200. For worldwide contact numbers, visit tek.com/contact-tek.
  • Page 10 Section 2 Installation In this section: Dimensions ................2-1 Handle and bumpers ..............2-6 Instrument power ..............2-8 Basic connections ..............2-10 Using the interlock ..............2-11 Front-panel or rear-panel test connections......2-14 Two-wire compared to four-wire measurements ....2-16 Test fixtures ................
  • Page 11 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual The following figures show the dimensions when the handle and bumpers are installed. Figure 2: 2470 dimensions front and rear with handle and bumpers 2470-900-01 Rev. C October 2024...
  • Page 12 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Figure 3: 2470 dimensions side and top with handle and bumpers 2470-900-01 Rev. C October 2024...
  • Page 13 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual The following figures show the dimensions when the handle and bumpers have been removed. Figure 4: 2470 front and rear panel dimensions with handle and bumpers removed 2470-900-01 Rev. C October 2024...
  • Page 14 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Figure 5: 2470 top and side dimensions with handle and bumpers removed 2470-900-01 Rev. C October 2024...
  • Page 15 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Handle and bumpers The 2470 has a handle and front and rear bumpers for using the instrument on a benchtop. The handle rotates so that you can swing it below the bottom surface of the instrument to tilt the instrument up for easier front-panel viewing or carry the instrument.
  • Page 16 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation To remove the handle assembly: 1. Grasp the sides of the handle near where it attaches to the instrument on both sides and gently pull the handle ends apart to widen the handle as you slide it over the instrument case.
  • Page 17 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Instrument power Follow the steps below to connect the 2470 to line power and turn on the instrument. The 2470 operates from a line voltage of 100 V to 240 V at a frequency of 50 Hz or 60 Hz. It automatically senses line voltage and frequency.
  • Page 18 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Connect the power cord To connect the power cord: 1. Make sure that the front-panel POWER switch is in the off (O) position. 2. Connect the socket of the supplied power cord to the AC receptacle on the rear panel. 3.
  • Page 19 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Basic connections The front and rear terminals of the instrument are rated for connection to circuits rated Measurement Category O only, with transients rated less than 1500 V above the maximum PEAK rated input.
  • Page 20 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation • Properly make interlock connections between the 2470, the test fixture, and any other instruments. • Make sure to follow all warnings and cautions and to take adequate safety precautions for each set of connections.
  • Page 21 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual To change the Interlock setting: • From the front panel, select MENU. Select Source Settings and set Interlock to ON or OFF. • Using SCPI commands, refer to :OUTPut[1]:INTerlock:STATe. •...
  • Page 22 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation When the interlock is asserted, the FORCE and GUARD terminals should be considered hazardous voltages, even if they are programmed to a nonhazardous voltage or current. Potentially hazardous voltages of up to approximately 1350 V may be present at the High Force, High Sense, and Guard terminals when the interlock circuit is closed.
  • Page 23 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Front-panel or rear-panel test connections You can use either the front-panel or the rear-panel terminals to make connections to the device under test (DUT). The instrument must be set to use either the front or the rear terminals.
  • Page 24 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Setting the instrument to use the front or rear terminals If the output is on when you change the settings for the terminals that are used, the output turns off. Using the front panel: 1.
  • Page 25 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Two-wire compared to four-wire measurements You can use 2-wire or 4-wire measurement techniques with the 2470. You should use 4-wire, or remote sense, measurement techniques for the following conditions: •...
  • Page 26 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation You can use 2-wire, or local sensing, measurement techniques for the following source-measure conditions: • Sourcing and measuring low current. • Sourcing and measuring voltage in high impedance (more than 1 kΩ) test circuits. •...
  • Page 27 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Figure 13: 2470 2-wire rear-panel connections Using the front panel: 1. Press the FUNCTION key. 2. Select the source and measure combination. 3. Press the MENU key. 4. Under Measure, select Settings. 5.
  • Page 28 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation When sourcing voltage with remote sense, the instrument relies on the voltage detected with the sense lines to provide the proper closed-loop control of its output voltage and to properly limit the voltage across the device-under-test.
  • Page 29 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Always connect the sense lines as close as possible to the device under test. Figure 14: 2470 rear-panel 4-wire remote sense connections Figure 15: 2470 4-wire sense front-panel connection 2-20 2470-900-01 Rev.
  • Page 30 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Set the instrument to 4-wire sense To use 4-wire connections, you must set the instrument to 4-wire sense. When 4-wire sense is selected and the output is turned off, the sense lines are internally disconnected.
  • Page 31 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual When hazardous voltages (>30 V , 42 V ) will be present, the test fixture must meet PEAK the following safety requirements: • Construction material: A metal test fixture must be connected to a known protective earth (safety ground) as described in the above warning.
  • Page 32 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Regardless of the selected output-off state, if an overtemperature condition occurs, the instrument goes into the high-impedance output-off state. When the output is off, the SOURCE area of the home screen shows the source value that is set, not the value that is presently being output.
  • Page 33 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual High-impedance output-off state When the high-impedance output-off state is selected and the output is turned off: • The measurement sense is set to 2-wire • The output relay opens, disconnecting the instrument as a load Opening the relay disconnects external circuitry from the inputs and outputs of the instrument.
  • Page 34 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Guard output-off state Use the guard output-off state when you are measuring a load that uses an active source. When the guard output-off state is selected and the output is turned off, the following actions occur: •...
  • Page 35 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual Using TSP commands: To set the output-off state to normal, send the command: smu.source.offmode = smu.OFFMODE_NORMAL To set the output-off state to zero, send the command: smu.source.offmode = smu.OFFMODE_ZERO To set the output-off state to high impedance, send the command: smu.source.offmode = smu.OFFMODE_HIGHZ To set the output-off state to guard, send the command:...
  • Page 36 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 2: Installation Front panel firmware upgrade Do not turn off power or remove the USB flash drive until the upgrade process is complete. The firmware file must be in the root subdirectory of the flash drive and must be the only firmware file in that location.
  • Page 37 Section 2: Installation Model 2470 High Voltage SourceMeter Instrument User's Manual To view the calibration information from the front panel: 1. Press the MENU key. 2. Under System, select Calibration. The adjust date, adjust count, and calibration date are displayed. To view the line frequency information from the front panel: 1.
  • Page 38 Section 3 Instrument description In this section: Front-panel overview ..............3-1 Rear-panel overview ..............3-3 Turn the 2470 output on or off ..........3-4 Touchscreen display ..............3-5 Store measurements on a USB flash drive ......3-16 Save screen captures to a USB flash drive ......3-16 Front-panel overview The front panel of the 2470 is shown below.
  • Page 39 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual HELP key Opens help for the area or item that is selected on the display. If there is no selection when you press the HELP key, it displays overview information for the screen you are viewing.
  • Page 40 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description FRONT/REAR Activates the terminals on the front or rear panel. When the front-panel terminals are active, a green “F” is visible to the left of TERMINALS switch the FRONT/REAR switch. When the rear-panel terminals are active, a yellow “R”...
  • Page 41 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual Digital I/O port A digital input/output port that detects and outputs digital signals. The port provides six digital I/O lines. Each output is set high (+5 V) or low (0 V) and can read high or low logic levels. Each digital I/O line is an open-drain signal.
  • Page 42 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description Using SCPI commands: To turn the output on, send the command: :OUTPut:STATe ON To turn the output off, send the command: :OUTPut:STATe OFF Using TSP commands: To turn the output on, send the command: smu.source.output = smu.ON To turn the output off, send the command: smu.source.output = smu.OFF...
  • Page 43 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual Scroll bars Some of the interactive screens have additional options that are only visible when you scroll down the screen. A scroll indicator on the right side of the touchscreen identifies these screens.
  • Page 44 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description Swipe screen heading bar The heading bar of the swipe screen contains the following options. Figure 19: Swipe screens, maximized and minimized Screen element Description Minimize indicator You can swipe down to minimize the swipe screens. Each circle represents one swipe screen.
  • Page 45 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual SOURCE swipe screen The SOURCE swipe screen shows the present value of the source and the set values for source, source range, and source limit. You can change the set values from the front panel by selecting the buttons on this screen.
  • Page 46 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description SETTINGS swipe screen The SETTINGS swipe screen gives you front-panel access to some instrument settings. It shows you the present settings and allows you to change, enable, or disable them quickly. Figure 21: SETTINGS swipe screen To disable or enable a setting, select the box next to the setting so that it shows an X (disabled) or a check mark (enabled).
  • Page 47 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual USER swipe screen You can program custom text and display it on the USER swipe screen. For example, you can program the 2470 to show that a test is in process. This swipe screen is only displayed if custom text has been defined.
  • Page 48 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description Menu overview To access the main menu, press the MENU key on the 2470 front panel. The figure below shows the organization of the main menu. Figure 25: 2470 main menu The main menu includes submenus that are labeled in green across the top of the display.
  • Page 49 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual When you adjust the Performance slider, the instrument adjusts settings based on where you position the slider. As you increase speed, you lower the amount of resolution. As you increase resolution, you decrease the reading speed.
  • Page 50 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description Views menu The Views menus allow you to select, configure, and view data that was gathered from measure operations. The Graph menu opens a screen that displays a graph of the measurements as traces in selected reading buffers.
  • Page 51 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual Scripts menu The Scripts menus allow you to configure, run, and manage scripts from the front panel. Scripts are blocks of commands that the instrument can run as a group. The Run menu contains a list of scripts that you can select to run immediately.
  • Page 52 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 3: Instrument description System menu The menus under System in the main menu allow you to configure general instrument settings from the 2470 front panel. Among these settings are the event log, communications, backlight, time, and password settings.
  • Page 53 Section 3: Instrument description Model 2470 High Voltage SourceMeter Instrument User's Manual Store measurements on a USB flash drive If there is measurement data in the buffer, you can copy it from the 2470 to a USB flash drive. The information is saved in the .csv file format. To store measurement data: 1.
  • Page 54 Section 4 Making basic front-panel measurements In this section: Introduction ................4-1 Equipment required ..............4-2 Device connections ..............4-2 Make front-panel measurements ..........4-3 Introduction You can use the 2470 to source voltage or current and make measurements from the front panel.
  • Page 55 Section 4: Making basic front-panel measurements Model 2470 High Voltage SourceMeter Instrument User's Manual After selecting your source and measure functions, select buttons on the 2470 home screen and Settings swipe screens to change the settings. You will use a combination of these methods to set up the measurement for this application. Equipment required Equipment required for this example: •...
  • Page 56 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 4: Making basic front-panel measurements Make front-panel measurements For this application, you will: • Select the source and measure functions • Select the source range • Set the source value • Set the source limit •...
  • Page 57 Section 5 Maintenance In this section: Introduction ................5-1 Line fuse replacement .............. 5-1 Lithium battery ................5-2 Front-panel display ..............5-3 Upgrading the firmware ............5-4 Introduction This section describes routine maintenance of the instrument that an operator can perform. Line fuse replacement A fuse on the 2470 rear panel protects the power-line input of the instrument.
  • Page 58 Section 5: Maintenance Model 2470 High Voltage SourceMeter Instrument User's Manual Complete the following steps to replace the line fuse: 1. Power off the instrument. 2. Remove all test leads connected to the instrument. 3. Remove the line cord. 4. Locate the fuse drawer, which is above the AC receptacle, as shown in the figure below. Figure 27: 2470 line fuse 5.
  • Page 59 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 5: Maintenance Front-panel display Do not use sharp metal objects, such as tweezers or screwdrivers, or pointed objects, such as pens or pencils, to touch the touchscreen. It is strongly recommended that you use only fingers to operate the instrument.
  • Page 60 Section 5: Maintenance Model 2470 High Voltage SourceMeter Instrument User's Manual Upgrading the firmware To upgrade the 2470 firmware, you load an upgrade file into the instrument. You can load the file from the front-panel USB port using either a remote interface or the front panel of the instrument.
  • Page 61 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 5: Maintenance Front panel firmware upgrade Do not turn off power or remove the USB flash drive until the upgrade process is complete. The firmware file must be in the root subdirectory of the flash drive and must be the only firmware file in that location.
  • Page 62 Section 6 Troubleshooting FAQs In this section: About this section ..............6-1 Where can I find updated drivers? ........... 6-1 How do I upgrade the firmware? ..........6-1 Why can't the 2470 read my USB flash drive? ......6-2 How do I change the command set? ........6-2 Why am I getting a 5074 event code? ........
  • Page 63 Section 6: Troubleshooting FAQs Model 2470 High Voltage SourceMeter Instrument User's Manual Why can't the 2470 read my USB flash drive? Verify that the flash drive is formatted with the FAT32 file system. The 2470 only supports FAT and FAT32 drives using Master Boot Record (MBR). ™...
  • Page 64 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 6: Troubleshooting FAQs To change to the SCPI command set from a remote interface, send the command: *LANG SCPI Reboot the instrument. To change to the TSP command set from a remote interface, send the command: *LANG TSP Reboot the instrument.
  • Page 65 Section 6: Troubleshooting FAQs Model 2470 High Voltage SourceMeter Instrument User's Manual How do I save the present state of the instrument? You can save the settings in the instrument as a script using the front-panel menus or from a remote interface.
  • Page 66 Model 2470 High Voltage SourceMeter Instrument User's Manual Section 6: Troubleshooting FAQs Why did my settings change? Many of the commands in the 2470 are saved with the source or measure function that was active when you set them. For example, assume you have the measure function set to current and you set a value for display digits.
  • Page 67 Section 7 Next steps In this section: Additional 2470 information ............7-1 Additional 2470 information This manual has prepared you to start using your new 2470 High Voltage SourceMeter Instrument for your application. For detailed information on all features of the 2470, refer to the Model 2470 Reference Manual, part number 2470-901-01.
  • Page 68 Specifications are subject to change without notice. All Keithley trademarks and trade names are the property of Keithley Instruments. All other trademarks and trade names are the property of their respective companies. Keithley Instruments • 28775 Aurora Road • Cleveland, Ohio 44139 • 1-800-833-9200 • tek.com/keithley 04/2022...