NI PXIe-4136 User Manual

CALIBRATION PROCEDURE
NI PXIe-4136
Single-Channel System Source Measure Unit (SMU)
This document contains the verification and adjustment procedures for the NI PXIe-4136
(PXIe-4136). 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-4136........................................................................................ 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 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..................................................................................... 23
Alternative to Performing Adjustment Procedures.........................................................24
Reverification..........................................................................................................................24
Worldwide Support and Services............................................................................................ 24

NI PXIe-4136 Specifications

General

Brand	NI
Model	PXIe-4136
Category	Measuring Instruments
Language	English

Summary

Required Software

Related Documentation

Password

Calibration Interval

Test Equipment

Test Conditions

Safety Guidelines for System Operation

As-Found and As-Left Limits

Calibration Overview

Verification Procedures

Self-Calibrating the PXIe-4136

Describes the procedure for internal self-calibration of the device.

Testing the Safety Interlock

Verifies the functionality of the safety interlock mechanism before calibration.

Connecting and Configuring Equipment for Voltage Verification

Details the setup and connections required for voltage verification tests.

Verifying Voltage Measurement and Output

Compares device voltage output against DMM readings for accuracy.

Verifying Remote Sense Voltage Offset

Checks voltage offset performance with the remote sense configuration.

Verifying Voltage Remote Sense

Evaluates voltage measurement accuracy when using remote sense.

Verifying Current Offset

Measures the current offset at 0 V output to ensure accuracy.

Verifying Load Regulation

Tests the stability of the output under varying load conditions.

Verifying 1 μA and 10 μA Current Measurement and Output

Verifies low current (μA range) output and measurement accuracy.

Verifying 100 μA to 100 mA Current Measurement and Output

Verifies mid-range current (μA to mA) output and measurement accuracy.

Verifying 1 A Current Measurement and Output

Verifies high current (A range) output and measurement accuracy.

Adjustment Procedures

Adjusted Specifications

Lists device specifications that are corrected by the adjustment process.

Initiating the Adjustment Session

Details the steps required to begin the calibration adjustment session.

Connecting and Configuring Equipment for Voltage Adjustment

Specifies the setup and connections for voltage adjustment procedures.

Adjusting Voltage Output and Measurement

Calibrates the device's voltage programming and measurement accuracy.

Adjusting 1 μA to 100 mA Current Output and Measurement

Calibrates low to mid-range current output and measurement accuracy.

Adjusting 1 A Current Output and Measurement

Calibrates high current output and measurement accuracy.

Connecting and Configuring Equipment to Adjust Residual Offset Voltage

Details the setup for adjusting the residual voltage offset.

Adjusting Residual Voltage Offset

Eliminates residual offset voltage by adjusting calibration constants.

Closing the Adjustment Session

Finalizes the calibration session and commits new constants to hardware.

Reverification

Worldwide Support and Services