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CALIBRATION PROCEDURE

NI PXIe-4137

Single-Channel Precision System Source Measure Unit (SMU)

This document contains the verification and adjustment procedures for the NI PXIe-4137
(PXIe-4137). Refer to 

ni.com/calibration

 for more information about calibration solutions.

Contents

Required Software.....................................................................................................................2
Related Documentation.............................................................................................................2
Password................................................................................................................................... 2
Calibration Interval................................................................................................................... 2
Test Equipment..........................................................................................................................3
Test Conditions..........................................................................................................................3
Safety Guidelines for System Operation...................................................................................4
As-Found and As-Left Limits................................................................................................... 5
Calibration Overview................................................................................................................5
Verification................................................................................................................................6

Self-Calibrating the PXIe-4137........................................................................................ 6
Testing the Safety Interlock.............................................................................................. 7
Connecting and Configuring Equipment for Voltage Verification....................................7
Verifying Voltage Measurement and Output.....................................................................8
Verifying Remote Sense Voltage Offset............................................................................9
Verifying Voltage Remote Sense.......................................................................................9
Verifying Current Offset..................................................................................................11
Verifying Load Regulation..............................................................................................12
Verifying 1 μA and 10 μA Current Measurement and Output........................................13
Verifying 100 μA to 100 mA Current Measurement and Output....................................15
Verifying 1 A and 3 A Current Measurement and Output.............................................. 17

Adjustment.............................................................................................................................. 18

Adjusted Specifications...................................................................................................19
Initiating the Adjustment Session................................................................................... 19
Voltage and Current Output............................................................................................ 19
Residual Offset Voltage...................................................................................................23
Closing the Adjustment Session..................................................................................... 24
Alternative to Performing Adjustment Procedures.........................................................24

Reverification..........................................................................................................................24
Worldwide Support and Services............................................................................................ 24

Содержание NI PXIe-4137

Страница 1: ... 4137 6 Testing the Safety Interlock 7 Connecting and Configuring Equipment for Voltage Verification 7 Verifying Voltage Measurement and Output 8 Verifying Remote Sense Voltage Offset 9 Verifying Voltage Remote Sense 9 Verifying Current Offset 11 Verifying Load Regulation 12 Verifying 1 μA and 10 μA Current Measurement and Output 13 Verifying 100 μA to 100 mA Current Measurement and Output 15 Veri...

Страница 2: ...DE Calibration Support Location LabVIEW NI DCPower Calibration palette LabWindows CVI NI DCPower function panel niDCPower fp You can download all required software from ni com downloads Related Documentation For additional information refer to the following documents as you perform the calibration procedure NI PXIe 4136 4137 Getting Started Guide NI DC Power Supplies and SMUs Help NI PXIe 4137 Spe...

Страница 3: ... 3 kΩ resistor Vishay PTF563K0000BYEB Remote sense accuracy 0 1 250 mW Test Conditions Follow the setup and environmental information below to ensure the PXIe 4137 meets the published specifications Test limits in this document are based on the June 2015 edition of the NI PXIe 4137 Specifications Ensure that the safety interlock terminal is closed during verification procedures Keep cabling as sho...

Страница 4: ...NI DCPower Soft Front Panel SFP to request test points for any adjustment functions because you cannot set aperture time using the SFP Ensure that properties or attributes for the device that are not specified in calibration procedures are set to their default values When making measurements configure any specified digital multimeters DMMs with the best available ranges and measurement settings fo...

Страница 5: ...wear or cracking before each use Before touching any of the connections to the high terminal or high sense on the PXIe 4137 discharge all components connected to the measurement path Verify with a DMM before interaction with connections As Found and As Left Limits The as found limits are the published specifications for the device NI uses these limits to determine whether the device meets the devi...

Страница 6: ...f the PXIe 4137 4 Reverification Repeat the Verification procedure to ensure that the device is operating within the published specifications after adjustment Verification The performance verification procedures assume that adequate traceable uncertainties are available for the calibration references You must complete all verification procedures in the specified order You do not need to separately...

Страница 7: ...ange to 200 V and set the voltage level to 42 4 V 5 Set the current limit range to 1 mA and set the current limit to 1 mA 6 Initiate the session 7 Verify that the Voltage Status Indicator is amber 8 Open the safety interlock input using the test fixture 9 Verify that the Voltage Status Indicator is red 10 Reset the device using the niDCPower Reset VI or the niDCPower Reset function 11 Verify that ...

Страница 8: ... 0 017 30 μV 0 0040 11 5 μV 0 mV 600 mV 6 V 1 mA 6 V 0 017 90 μV 0 0027 50 μV 0 V 6 V 20 V 1 mA 20 V 0 017 400 μV 0 0040 165 μV 0 V 20 V 200 V 1 mA 200 V 0 020 2 5 mV 0 0065 1 25 mV 0 mV 200 V 1 Set the first specified level range limit range and limit on the PXIe 4137 2 Set the niDCPower Sense property or NIDCPOWER_ATTR_SENSE attribute to Local 3 Measure the internal device temperature and perfor...

Страница 9: ...est Table 3 Remote Sense Voltage Offset Verification Level Range Limit Range and Limit Test Point As Found Measurement Test Limit As Left Measurement Test Limit 600 mV 1 mA 0 V 30 μV 11 5 μV 6 V 90 μV 50 μV 20 V 400 μV 165 μV 200 V 2 5 mV 1 25 mV 1 Set the first specified level range limit range and limit on the PXIe 4137 2 Set the niDCPower Sense property or NIDCPOWER_ATTR_SENSE attribute to Remo...

Страница 10: ...re 3 Voltage Remote Sense Diagram Part I2 NI DCPower Device Sense LO Sense HI HI LO Load1 4 Set the first specified level range limit range and limit on the PXIe 4137 5 Measure the internal device temperature and perform self calibration if necessary a If the internal device temperature exceeds Tcal 1 C wait up to five minutes for the temperature to stabilize to within Tcal 1 C b If after five min...

Страница 11: ...se Diagram Part II3 NI DCPower Device Sense LO Sense HI HI LO Load2 Verifying Current Offset Remove all connections from the PXIe 4137 and confirm the current measured by the PXIe 4137 at 0 V falls within the test limits Refer to the following table as you complete the following steps Complete this procedure only after successfully completing all previous verification procedures Verify ranges in t...

Страница 12: ...easurement using the PXIe 4137 4 Record the value from the previous step 5 Verify that the recorded value falls within the test limits 6 If more than one limit range is specified repeat the previous steps using the values specified in each limit range Verifying Load Regulation Note Although load regulation is listed as a typical specification for the PXIe 4137 verification is required If the PXIe ...

Страница 13: ...re exceeds Tcal 1 C wait up to five minutes for the temperature to stabilize to within Tcal 1 C b If after five minutes the stable temperature still exceeds Tcal 1 C call the self calibration VI or function 6 Set the level on the PXIe 4137 to the first specified test point 7 Take a voltage measurement using the PXIe 4137 Verifying 1 μA and 10 μA Current Measurement and Output Compare a set of meas...

Страница 14: ...t range and limit on the PXIe 4137 4 Measure the internal device temperature and perform self calibration if necessary a If the internal device temperature exceeds Tcal 1 C wait up to five minutes for the temperature to stabilize to within Tcal 1 C b If after five minutes the stable temperature still exceeds Tcal 1 C call the self calibration VI or function 5 Set the level on the PXIe 4137 to the ...

Страница 15: ...s within the test limits 13 If more than one test point per level range is specified repeat the previous steps for each test point from setting the level to the test point on the PXIe 4137 up to this step 14 If more than one level range is specified repeat the previous steps using the values specified in each level range Verifying 100 μA to 100 mA Current Measurement and Output Compare a set of cu...

Страница 16: ...ication Connection Diagram NI DCPower Device Sense LO Sense HI HI LO DMM Current Mode 2 Set the niDCPower Output Function property or NIDCPOWER_OUTPUT_FUNCTION attribute to DC Current for the PXIe 4137 3 Set the first specified level range limit range and limit on the PXIe 4137 4 Measure the internal device temperature and perform self calibration if necessary a If the internal device temperature ...

Страница 17: ...tput Compare a set of currents measured by an external DMM to the current test points requested by the PXIe 4137 Complete this procedure only after successfully completing all previous verification procedures Verify ranges in the order listed in the table Refer to the following table as you complete the following steps Table 9 1 A and 3 A Current Output and Measurement Verification Level Range Lim...

Страница 18: ...through the shunt by completing the following steps a Take a voltage measurement across the shunt using the DMM b Divide the voltage measurement by the calibrated value of the shunt c Record the calculated value as DMM Measured Current 7 Calculate the lower and upper current measurement test limits using the following formula Current Measurement Test Limits Test Point Test Point of Current Offset ...

Страница 19: ...erature to stabilize 2 Initiate an external calibration session a special type of NI DCPower session by calling the niDCPower Initialize External Calibration VI or niDCPower_InitExtCal function 3 Call the self calibration function Follow the actions below during adjustment Keep the calibration session open until you complete all adjustment procedures Complete all adjustment procedures within 15 mi...

Страница 20: ...the first specified level range limit range and limit on the PXIe 4137 2 Set the level on the PXIe 4137 to the first specified test point 3 Take a voltage measurement using the DMM 4 Store the value from the previous step to use as an input for the niDCPower Cal Adjust VI or function called in the following steps 5 If more than one test point per level range is specified repeat the previous steps ...

Страница 21: ...Output Function property or NIDCPOWER_OUTPUT_FUNCTION attribute to DC Current for the PXIe 4137 3 Set the first specified level range limit range and limit on the PXIe 4137 4 Set the level on the PXIe 4137 to the first specified test point 5 Take a current measurement using the DMM 6 Store the value from the previous step to use as an input for the niDCPower Cal Adjust VI or function called in the...

Страница 22: ... this procedure only after successfully completing all previous adjustment procedures Adjust ranges in the specified order Refer to the following table as you complete the following steps Table 12 1 A and 3 A Current Output and Measurement Adjustment Level Range Limit Range and Limit Shunt Test Point 1 A 6 V 1 Ω 1 A 1 A 3 A 6 V 1 Ω 1 A 1 A 1 Make the necessary connections for this procedure as sho...

Страница 23: ...iDCPower_CalAdjustCurrentLimit function a Input the calculated shunt current measurements as the measured outputs b Input the test points as the requested outputs c Input the specified level range as the range 9 If more than one level range is specified repeat the previous steps using the values specified in each level range Residual Offset Voltage Connecting and Configuring Equipment to Adjust Re...

Страница 24: ...tialize External Calibration VI or the niDCPower_InitExtCal function 2 Call either the niDCPower Close External Calibration VI or the niDCPower_CloseExtCal function specifying Commit in calibration close action Reverification Repeat the Verification section to determine the as left status of the PXIe 4137 Note If any test fails reverification after performing an adjustment verify that you have met...

Страница 25: ...ication If your product supports calibration you can obtain the calibration certificate for your product at ni com calibration NI corporate headquarters is located at 11500 North Mopac Expressway Austin Texas 78759 3504 NI also has offices located around the world For telephone support in the United States create your service request at ni com support or dial 1 866 ASK MYNI 275 6964 For telephone ...

Страница 26: ...party legal notices in the readme file for your NI product Refer to the Export Compliance Information at ni com legal export compliance for the NI global trade compliance policy and how to obtain relevant HTS codes ECCNs and other import export data NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS U S Government...

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