NI PXIe-5110 Calibration Procedure

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CALIBRATION PROCEDURE

PXIe-5110

This document contains the verification and adjustment procedures for the PXIe-5110. Refer

ni.com/calibration

Contents

Required Software.....................................................................................................................1

Related Documentation.............................................................................................................2

Test Equipment..........................................................................................................................2

Test Conditions..........................................................................................................................4

Password................................................................................................................................... 5

Calibration Interval................................................................................................................... 5

As-Found and As-Left Limits................................................................................................... 5

Calibration Overview................................................................................................................ 5

Test System Characterization....................................................................................................6

Zeroing the Power Sensor................................................................................................. 6

Characterizing Power Splitter Amplitude Balance and Loss............................................6

Verification................................................................................................................................9

Verifying DC Accuracy...................................................................................................11

Verifying 50 Ω Bandwidth.............................................................................................. 17

Adjustment.............................................................................................................................. 22

Adjusting the PXIe-5110.................................................................................................22

Adjusting 1 MΩ Compensation Attenuator.................................................................... 22

Adjusting 1 MΩ DC Reference.......................................................................................23

Adjusting 50 Ω DC Reference........................................................................................ 24

Reverification..........................................................................................................................24

Updating Verification Date and Time..................................................................................... 25

Worldwide Support and Services............................................................................................ 25

Product Certifications and Declarations................................................................................. 25

Required Software

Calibrating the PXIe-5110 requires you to install the following software on the calibration

system:

•

Compatible version of the NI-SCOPE instrument driver. NI recommends you use the

latest version of NI-SCOPE for external calibration.

•

Supported application development environment (ADE): LabVIEW

You can download all required software from ni.com/downloads.

for more information about calibration solutions.

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Summary of Contents for NI PXIe-5110

Page 1: Table Of Contents
Updating Verification Date and Time..................25 Worldwide Support and Services.................... 25 Product Certifications and Declarations................. 25 Required Software Calibrating the PXIe-5110 requires you to install the following software on the calibration system: • Compatible version of the NI-SCOPE instrument driver. NI recommends you use the latest version of NI-SCOPE for external calibration.
Page 2: Related Documentation
• Aberrations: <2% of peak for the first 500 ns DC generation: • Amplitude: ±5.0 V into 50 Ω, ±118.0 V into 1 M Ω • Accuracy: ±(0.025% of output + 25 µV) 2 | ni.com | PXIe-5110 Calibration Procedure...
Page 3 • 50 Ω • VSWR: <1.25 bandwidth • Impedance: 50 Ω 50 Ω BNC Fairview Test system terminator (f) Microwave ST3B-F characterization • Frequency: DC to 101 MHz • VSWR: <1.1 PXIe-5110 Calibration Procedure | © National Instruments | 3...
Page 4: Test Conditions
• 50 Ω bandwidth Test Conditions The following setup and environmental conditions are required to ensure the PXIe-5110 meets published specifications: • Allow all test instruments a warm-up time of at least the amount of time stated in their specifications documents.
Page 5: Password
2 years As-Found and As-Left Limits The as-found limits are the published specifications for the PXIe-5110. NI uses these limits to determine whether the PXIe-5110 meets the specifications when it is received for calibration. Use the as-found limits during initial verification.
Page 6: Test System Characterization
SMA (f)-to-N (m) adapter and an SMA (m)-to-SMA (m) cable. Connect an SMA (m)-to-BNC (m) adapter to one of the power splitter output ports. Refer to this assembly as splitter output 1. 6 | ni.com | PXIe-5110 Calibration Procedure...
Page 7 Configure the signal generator to generate a sine waveform with the following characteristics: • Frequency: the Test Point Frequency value from the Power Splitter Characterization table • Amplitude level: 2.0 dBm PXIe-5110 Calibration Procedure | © National Instruments | 7...
Page 8 1. Signal generator 5. BNC (f)-to-N (f) adapter 2. SMA (f)-to-N (m) adapter 6. SMA (m)-to-BNC (m) adapter 3. SMA (m)-to-SMA (m) cable 7. Power splitter 8. 50 Ω BNC terminator (f) 4. Power sensor 8 | ni.com | PXIe-5110 Calibration Procedure...
Page 9: Verification
Verification of the PXIe-5110 is complete only after you have successfully completed all tests in this section using the As-Found Limits. Refer to the following for the names, locations, and functions of the PXIe-5110 front panel connectors. PXIe-5110 Calibration Procedure | © National Instruments | 9...
Page 10 5 PFI 2 6 PFI 3 7 5 V square Probe compensation Generates a 5 V square wave for passive wave terminal probe compensation. 8 Ground Probe compensation Ground reference for passive probe terminal compensation. 10 | ni.com | PXIe-5110 Calibration Procedure...
Page 11: Verifying Dc Accuracy
Verifying DC Accuracy This procedure verifies the DC accuracy of the PXIe-5110 by comparing the voltage measured by the device to the value sourced by the voltage standard. Caution Avoid touching the connections when generating a high voltage from the calibrator.
Page 12 -4.975 ±37.7 ±15.05 -4.5 -4.975 ±37.7 ±15.05 0.95 ±39.2 ±21.5 0.95 ±39.2 ±21.5 -0.95 ±39.2 ±21.5 -0.95 ±39.2 ±21.5 4.95 ±55.2 ±27.1 4.95 ±55.2 ±27.1 -4.95 ±55.2 ±27.1 -4.95 ±55.2 ±27.1 ±78.2 ±43 12 | ni.com | PXIe-5110 Calibration Procedure...
Page 13 ±1.025 0.1 V -0.0475 ±2.15 ±1.075 0.1 V -0.0475 ±2.15 ±1.025 0.1 V 5.0475 ±22.15 ±10.075 0.1 V 5.0475 ±22.15 ±10.025 0.1 V -5.0475 ±22.15 ±10.075 0.1 V -5.0475 ±22.15 ±10.025 PXIe-5110 Calibration Procedure | © National Instruments | 13...
Page 14 ±28 ±13.1 0.4 V -5.19 ±28 ±13.3 0.4 V -5.19 ±28 ±13.1 0.475 ±19.7 ±10.75 0.475 ±19.7 ±10.25 -0.475 ±19.7 ±10.75 -0.475 ±19.7 ±10.25 20.475 ±99.7 ±46.75 20.475 ±99.7 ±46.25 -20.475 ±99.7 ±46.75 14 | ni.com | PXIe-5110 Calibration Procedure...
Page 15 ±77 10 V 4.75 ±195.2 ±107.5 10 V 4.75 ±195.2 ±102.5 10 V -4.75 ±195.2 ±107.5 10 V -4.75 ±195.2 ±102.5 10 V 104.75 ±595.2 ±287.5 10 V 104.75 ±595.2 ±282.5 PXIe-5110 Calibration Procedure | © National Instruments | 15...
Page 16 ±1880.2 ±875 40 V -100 -119 ±1880.2 ±855 Connect the calibrator test head to channel 0 of the PXIe-5110. Configure the PXIe-5110 with the following settings: • Input impedance: the Input Impedance value from the DC Accuracy Verification table. •...
Page 17: Verifying 50 Ω Bandwidth
Repeat steps 2 through 8 for each configuration listed in the DC Accuracy Verification table. 10. Disable the calibrator output. 11. Connect the calibrator test head to channel 1 of the PXIe-5110 and repeat steps 2 through 9 for each configuration listed in the DC Accuracy Verification table.
Page 18 0.05 100.1 -3.0 to 1.0 -2.85 to 0.6 500 M 0.05 500 M 100.1 -3.0 to 1.0 -2.85 to 0.6 0.05 100.1 -3.0 to 1.0 -2.85 to 0.6 500 M 10 V 0.05 18 | ni.com | PXIe-5110 Calibration Procedure...
Page 19 1 and the signal generator is connected to the input port of the power splitter. The following figure illustrates the hardware setup. PXIe-5110 Calibration Procedure | © National Instruments | 19...
Page 20 8. Signal generator Configure the power sensor with the following settings: • Power measurement: continuous average • Path selection: automatic • Averaging: automatic • Averaging resolution: 4 (0.001 dB) • Aperture: 20 ms 20 | ni.com | PXIe-5110 Calibration Procedure...
Page 21 Test System Characterization section for the current Test Point Frequency. Use the PXIe-5110 to acquire and measure the power using the Extract Single Tone Information VI, converting the result from Vpk to dBm. Record the result as device input power.
Page 22: Adjustment
16. Connect splitter output 2 of the power sensor assembly to channel 1 of the PXIe-5110 and repeat steps 2 through 14 for each configuration listed in the 50 Ω Bandwidth Verification table. 17. Disable the signal generator output. Adjustment This section describes the steps needed to adjust the PXIe-5110 to meet published specifications.
Page 23: Adjusting 1 Mω Dc Reference
Caution Avoid touching the connections when generating a high voltage from the calibrator. Connect the calibrator test head to the specified channel of the PXIe-5110. Call the ni5110 Ext Cal API.lvlib:DC Reference Cal Initialize VI with the following settings: •...
Page 24: Adjusting 50 Ω Dc Reference
PXIe-5110. Note If any test fails reverification after performing an adjustment, verify that you have met the test conditions before returning your PXIe-5110 to NI. Refer to the Worldwide Support and Services section for information about support resources or service requests.
Page 25: Updating Verification Date And Time
NI. NI corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504. NI also has offices located around the world. For support in the United States, create your service request at ni.com/support...
Page 26 . You can find patents.txt ni.com/patents information about end-user license agreements (EULAs) and third-party legal notices in the readme file for your NI product. Refer to the Export Compliance Information at for the NI global trade compliance policy and how ni.com/legal/export-compliance...

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