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Section 7: Typical applications

Model 2290-5 5 kV Power Supply User's Manual

7-6

2290-5-900-01 Rev. A/December 2013

The next figures detail how these connections should be made in a safe test enclosure.

Figure 15: Model 2290-5 reverse-biased diode connections with SourceMeter

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Содержание 2290-5

Страница 1: ...www keithley com Model 2290 5 5 kV Power Supply User s Manual 2290 5 900 01 Rev A December 2013 P2290590001A 2290 5 900 01 A Tektronix Company A Greater Mesure of Confidence...

Страница 2: ...herein in whole or in part without the prior written approval of Keithley Instruments Inc is strictly prohibited All Keithley Instruments product names are trademarks or registered trademarks of Keith...

Страница 3: ...be connected to mains These instruments will be marked as category II or higher Unless explicitly allowed in the specifications operating manual and instrument labels do not connect any instrument to...

Страница 4: ...y 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 informat...

Страница 5: ...7 Connect to other instruments 1 7 Safe configuration and test setup 2 1 Introduction 2 1 High voltage safety precautions 2 1 Safely connect to instruments 2 2 Line voltage selection 2 2 Line fuse 2 2...

Страница 6: ...control commands 4 7 Status reporting commands 4 7 Status messages 5 1 Status reporting 5 1 Status byte register 5 2 Standard event status register 5 2 Errors 6 1 Error and status messages 6 1 Table E...

Страница 7: ...Supply User s Manual Table of Contents Troubleshooting 9 1 Stuck buttons 9 1 Line power 9 1 Repeated trips 9 1 Incorrect rear panel output voltage 9 2 Front panel test 9 2 Power on reset 9 2 No high...

Страница 8: ...he standard IEEE 488 interface Voltage and current analog outputs are also available for remote monitoring and analog control Extended warranty Additional years of warranty coverage are available on m...

Страница 9: ...instrument and help to control it Organization of manual Getting started Front and rear panel familiarization LED displays Safe connection Configuration and test setup Basic operations Set the voltag...

Страница 10: ...ge output and current External voltage control Allows the high voltage output value to be controlled with a 0 10 V input signal Standard IEEE 488 interface Allows the instrument to be remotely control...

Страница 11: ...tor Rack mount kits Model 2290 5 RMK 2 double rack mount kit mounts two power supplies side by side Model 2290 5 RMK 1 single rack mount kit mounts a single power supply Model 4299 7 shelf rack mount...

Страница 12: ...e parameter shown in the center display The CLR clear button erases the value in the center display and recalls the last value that was entered Numeric and cursor buttons All parameters are adjusted u...

Страница 13: ...and SHV to MHV mated high voltage cables are available Analog I O The SET MON and I MON BNC jacks provide voltage and current monitor signals or an external voltage control input and current monitor...

Страница 14: ...Do not apply any voltage to the shields The HIGH VOLTAGE SHV port is also connected to chassis ground and cannot be floated above ground This unit contains hazardous voltages Be absolutely certain th...

Страница 15: ...voltages that can cause personal injury or death due to electric shock This unit should be used only by qualified personnel who recognize the dangers of high voltages Make certain that the source is t...

Страница 16: ...he wrong AC line voltage or if the wrong fuse is installed Line fuse Verify that the correct line fuse is installed before connecting the line cord as follows Model Line voltage Fuse type Keithley fus...

Страница 17: ...el 2290 5 Internal 5 kV source Connecting the Model 2290 5 output to a custom test fixture Keithley Instruments offers several accessories that can help you when building a custom test fixture or syst...

Страница 18: ...ed in the next figure 1 high voltage diode enclosed in a safe test fixture 1 Model 2290 5 high voltage power supply 1 Model 2290 5 SHV cable 1 Model 2290 5 SHVBH bulkhead connector The next figure sho...

Страница 19: ...odel 2290 5 SHV high voltage cable 2 Model 2290 5 SHVBH high voltage male bulkhead connector 3 Test fixture protective earth safety ground 4 Test fixture interlocked metal safety enclosure A safety en...

Страница 20: ...e current is specified in mA The cursor buttons are used to adjust parameters Up arrow increments the digit Down arrow decrements the digit Left arrow cursor selects and moves the digit to the left Ri...

Страница 21: ...in the next table Filter mode Voltage limit Current limit Current trip Filter out Filter 0 5000 VDC 5 25 mA 5 25 mA High Current Filter Filter 1 3000 VDC 5 25 mA 5 25 mA High Voltage Filter Filter 2...

Страница 22: ...ton 1 to 9 for the configuration to be recalled RCL 0 returns the instrument to the factory default setup 3 Press the ENTER button Whenever a setup is recalled the high voltage is turned off for safet...

Страница 23: ...ON jack remains an output signal the SET MON jack becomes an input signal and sets the high voltage source value over the same range as the control voltage input For example a 2 V analog voltage input...

Страница 24: ...E switch is in the MON position the SET MON jack is a monitor output providing 0 to 10V for 0 to full scale output The next table lists the voltage monitor examples Output voltage Analog monitor examp...

Страница 25: ...he actual output voltage in the VOLTAGE SET mode If you want to set the output voltage remotely refer to Voltage set see VSET n To set the output voltage using the rear panel analog input refer to Ana...

Страница 26: ...limited the STATUS LIMIT LED is on Set the current limit as follows 1 Press the SELECT button until the mA LIMIT LED is on The present value of the current limit is shown on the center display 2 Chan...

Страница 27: ...pports the IEEE 488 1 1978 interface standard as well as the required common commands of the IEEE 488 2 1987 standard The cabling distance between the controller and instrument hub with GPIB is limite...

Страница 28: ...To minimize interference caused by electromagnetic radiation use only shielded GPIB cables Contact Keithley Instruments for shielded cables Figure 9 Model 2290 10 GPIB example connections To connect t...

Страница 29: ...2 defined common commands Multiple commands Multiple commands may be sent on one command line by separating them with semicolons When several commands are included on the same line the entire line is...

Страница 30: ...ding the command indicates IEEE 488 2 common commands Parentheses shown in command descriptions indicate only that a query form is available Do not include parentheses in commands Output control comma...

Страница 31: ...g n where n ranges from 0 to 9 Setting 0 recalls the default settings If the stored setting is corrupted an error is returned Example RCL 0 Recall default setting SAV n The SAV Save command stores the...

Страница 32: ...lue n 0 sets manual trip reset while the value n 1 sets the trip reset mode to automatic VLIM n The VLIM command sets the value of the voltage limit to n where n is in volts The VLIM query returns the...

Страница 33: ...d For more information about the output filter see the Output filter topic Interface control commands RST The RST Reset common command resets the Model 2290 5 to its default configuration This command...

Страница 34: ...ower on status clear bit If n 1 the power on status clear bit is set and all status registers and enable registers are cleared on power up If n 0 the bit is cleared and the status enable registers mai...

Страница 35: ...through 15 of both the Standard Event Status Register and Standard Event Status Enable Register are not used in the Model 2290 5 and are always set to zero On power up the 2290 5 will either clear all...

Страница 36: ...icates that an unmasked bit in the Standard Event Status Register has been set 6 64 2 RQS MSS Request for Service Master Summary Status 7 128 HV on Indicates that the high voltage is on Note SRQ may b...

Страница 37: ...3 8 Recall Error Set if a stored configuration setting is corrupt 4 16 Execution Set by an out of range parameter or non completion of a command due to a condition such as an overload 5 32 Command Er...

Страница 38: ...x error over GPIB Invalid command Err6 indicates the command had an error in syntax or was unrecognizable A syntax error could be a misspelling of a command This error will set the Command Error bit b...

Страница 39: ...es status messages The next table summarizes the status messages Note that the message indicated in the next table is seen on the center display Message Description VTRP Voltage trip voltage limit exc...

Страница 40: ...voltage power supply with a Model 263xB System SourceMeter The Model 2290 5 is used to generate a basic linear voltage sweep across the diode and the Model 263xB is used to make a leakage current meas...

Страница 41: ...ode should be connected to the HI output terminal of the Model 2290 5 Figure 12 Model 2290 5 reverse biased diode Item Description Notes 1 Model 2290 5 SHV high voltage cable 2 Model 2290 5 SHVBH high...

Страница 42: ...0 at GPIB address 14 ki2290 visa instrument GPIB 14 Reset and clear the status of the 2290 ki2290 write RST ki2290 write CLS ki2290 write RCL 0 Define sweep variables for the programmed output voltage...

Страница 43: ...ntended for use through a normally open switch which may be installed on the lid of a test fixture on the enclosure of a semiconductor prober or device handler or on the door or doors of a test equipm...

Страница 44: ...nual Section 7 Typical applications 2290 5 900 01 Rev A December 2013 7 5 Device connections In the next figure is a simple circuit schematic of the test performed in this example Figure 14 Model 2290...

Страница 45: ...2290 5 5 kV Power Supply User s Manual 7 6 2290 5 900 01 Rev A December 2013 The next figures detail how these connections should be made in a safe test enclosure Figure 15 Model 2290 5 reverse biase...

Страница 46: ...V high voltage cable 2 Model 2290 5 SHVBH high voltage male bulkhead connector 3 Test fixture protective earth safety ground 4 Interlocked metal safety enclosure A safety enclosure with an interlock t...

Страница 47: ...te CLS Reset and clear any errors of the 2290 ki2290 write RST ki2290 write CLS ki2290 write RCL 0 Configure the 263xB as an ammeter set the current limit and current measurement range ki263x write sm...

Страница 48: ...ow measurement to be taken currRdgList append currReading voltage voltage 300 Set the voltage of the 2290 to 0V and turn off its output ki2290 write VSET 0 ki2290 write HVOF Turn off the output of the...

Страница 49: ...are intended to be used by qualified service personnel only Many of these procedures may expose you to hazardous voltages that could result in personal injury or death Do not perform these procedures...

Страница 50: ...ocedures are explained in detail in the following paragraphs Refer to the Recommended test equipment table and the respective diagrams for test equipment and connections Note that each procedure is pe...

Страница 51: ...default conditions Press RCL 0 and then ENTER 3 Select the multimeter DCV function and enable autoranging 4 With the high voltage turned off allow the multimeter reading to settle to 0V and then enabl...

Страница 52: ...4974 1 5027 2000 1995 2005 1 9973 2 0027 2500 2495 2505 2 4973 2 5028 3000 2995 3005 2 9972 3 0028 3500 3495 3505 3 4972 3 5029 4000 3995 4005 3 9971 4 0029 4500 4495 4505 4 4971 4 5030 5000 4995 5005...

Страница 53: ...90 5 HIGH VOLTAGE output connector as shown in the next figure Note that the multimeter is connected across the 4 99 k resistor Turn off high voltage and allow ample time for the voltage to discharge...

Страница 54: ...table For each value Program the current limit to the correct value Measure and record the multimeter voltage reading Compute the current from the voltage and resistance Verify the computed and displa...

Страница 55: ...the line cord is plugged completely into the power entry module and that the front panel power switch is on Repeated trips Voltage Trips This problem may occur if the load changes too rapidly causing...

Страница 56: ...arbled displays or is unresponsive to the front panel buttons the memory contents may have been corrupted causing the instrument to lock up To remedy the situation turn the unit off and hold down the...

Страница 57: ...Troubleshooting 2290 5 900 01 Rev A December 2013 9 3 Service For repair and instrument adjustment services contact your local Keithley Instruments representative For worldwide contact numbers visit...

Страница 58: ...eithley Instruments Inc All other trademarks and trade names are the property of their respective companies Keithley Instruments Inc Corporate Headquarters 28775 Aurora Road Cleveland Ohio 44139 440 2...

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