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CALIBRATION PROCEDURE
PXIe-5113
This document contains the verification and adjustment procedures for the PXIe-5113. Refer
to
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..............................................................................................................................10
Verifying DC Accuracy...................................................................................................11
Verifying 50 Ω Bandwidth.............................................................................................. 18
Adjustment.............................................................................................................................. 25
Adjusting the PXIe-5113.................................................................................................25
Adjusting 1 MΩ Compensation Attenuator.................................................................... 25
Adjusting 1 MΩ DC Reference.......................................................................................26
Adjusting 50 Ω DC Reference........................................................................................ 27
Reverification..........................................................................................................................27
Updating Verification Date and Time..................................................................................... 28
Worldwide Support and Services............................................................................................ 28
Product Certifications and Declarations................................................................................. 28
Required Software
Calibrating the PXIe-5113 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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Related Manuals for National Instruments PXIe-5113
Summary of Contents for National Instruments PXIe-5113
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Page 1: Table Of Contents
Updating Verification Date and Time..................28 Worldwide Support and Services.................... 28 Product Certifications and Declarations................. 28 Required Software Calibrating the PXIe-5113 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-5113 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 476 MHz • VSWR: <1.1 PXIe-5113 Calibration Procedure | © National Instruments | 3...
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Page 4: Test Conditions
• 50 Ω bandwidth Test Conditions The following setup and environmental conditions are required to ensure the PXIe-5113 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-5113. NI uses these limits to determine whether the PXIe-5113 meets the specifications when it is received for calibration. Use the as-found limits during initial verification. -
Page 6: Test System Characterization
Zeroing the Power Sensor section. Connect the RF OUT connector of the signal generator to the input port of the power splitter using an SMA (f)-to-N (m) adapter and an SMA (m)-to-SMA (m) cable. 6 | ni.com | PXIe-5113 Calibration Procedure... - Page 7 8. Power sensor 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 PXIe-5113 Calibration Procedure | © National Instruments | 7...
- Page 8 14. Disconnect the power sensor and 50 Ω BNC terminator (f) from splitter output 2 and splitter output 1. 15. Connect the power sensor to splitter output 1. 16. Connect the 50 Ω BNC terminator (f) to splitter output 2. The following figure illustrates the hardware setup. 8 | ni.com | PXIe-5113 Calibration Procedure...
- Page 9 = splitter output 2 power - splitter output 1 power 23. Calculate the splitter loss for each frequency point using the following equation: splitter loss = signal generator amplitude level - splitter output 2 power PXIe-5113 Calibration Procedure | © National Instruments | 9...
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Page 10: Verification
Verification of the PXIe-5113 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-5113 front panel connectors. Figure 1. PXIe-5113 Front Panel... -
Page 11: Verifying Dc Accuracy
Verifying DC Accuracy This procedure verifies the DC accuracy of the PXIe-5113 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 ±12.759 0.4 V 4.99 ±27.2 ±12.683 0.4 V -4.8 -4.99 ±27.2 ±12.759 0.4 V -4.8 -4.99 ±27.2 ±12.683 0.475 ±19.7 ±9.2525 0.475 ±19.7 ±9.7275 -0.475 ±19.7 ±9.2525 -0.475 ±19.7 ±9.7275 4.975 ±37.7 ±17.3525 12 | ni.com | PXIe-5113 Calibration Procedure...
- Page 13 ±38.15 ±90.2 ±44.12 ±90.2 ±43.55 -4.9 ±90.2 ±44.12 -4.9 ±90.2 ±43.55 10 V 4.75 ±195.2 ±100.125 10 V 4.75 ±195.2 ±95.375 10 V -4.75 ±195.2 ±100.125 10 V -4.75 ±195.2 ±95.375 PXIe-5113 Calibration Procedure | © National Instruments | 13...
- Page 14 5.095 ±24.1 ±11.435 0.2 V 5.095 ±24.1 ±11.435 0.2 V -5.095 ±24.1 ±11.435 0.2 V -5.095 ±24.1 ±11.435 0.4 V 0.19 ±8 ±4.67 0.4 V 0.19 ±8 ±4.67 0.4 V -0.19 ±8 ±4.67 14 | ni.com | PXIe-5113 Calibration Procedure...
- Page 15 -20.475 ±99.7 ±47.675 0.95 ±39.2 ±23.35 0.95 ±39.2 ±23.35 -0.95 ±39.2 ±23.35 -0.95 ±39.2 ±23.35 20.95 ±119.2 ±59.35 20.95 ±119.2 ±59.35 -20.95 ±119.2 ±59.35 -20.95 ±119.2 ±59.35 ±78.2 ±46.7 ±78.2 ±46.7 PXIe-5113 Calibration Procedure | © National Instruments | 15...
- Page 16 ±390.2 ±233.5 20 V -9.5 ±390.2 ±233.5 20 V 109.5 ±790.2 ±413.5 20 V 109.5 ±790.2 ±413.5 20 V -100 -109.5 ±790.2 ±413.5 20 V -100 -109.5 ±790.2 ±413.5 40 V ±780.2 ±467 16 | ni.com | PXIe-5113 Calibration Procedure...
- Page 17 • Minimum number of points: 8,500,000 samples • NI-SCOPE scalar measurement: Voltage Average Configure the calibrator output impedance to match the impedance of the PXIe-5113. Configure the calibrator to output the Test Point value from the DC Accuracy Verification table.
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Page 18: Verifying 50 Ω Bandwidth
10. Disable the calibrator output. 11. Connect the calibrator test head to channel 1 of the PXIe-5113 and repeat steps 2 through 9 for each configuration listed in the DC Accuracy Verification table. 12. Disable the calibrator output. Verifying 50 Ω Bandwidth Follow this procedure to verify the 50 Ω... - Page 19 0.4 V 0.05 -6.98 1.5 G 0.4 V 325.1 -6.98 -3.0 to -2.6 to 0.4 V 0.05 -6.98 0.4 V 325.1 -6.98 -3.0 to -2.6 to 1.5 G 0.4 V 0.05 -6.98 PXIe-5113 Calibration Procedure | © National Instruments | 19...
- Page 20 -0.98 475.1 -0.98 -3.0 to -2.2 to 1.5 G 0.05 1.5 G 325.1 -3.0 to -2.6 to 0.05 325.1 -3.0 to -2.6 to 1.5 G 0.05 1.5 G 475.1 -3.0 to -2.2 to 20 | ni.com | PXIe-5113 Calibration Procedure...
- Page 21 10 V 325.1 -3.0 to -2.6 to 10 V 0.05 10 V 325.1 -3.0 to -2.6 to 1.5 G 10 V 0.05 1.5 G 10 V 475.1 -3.0 to -2.3 to PXIe-5113 Calibration Procedure | © National Instruments | 21...
- Page 22 -2.3 to Connect splitter output 2 of the power sensor assembly from the Test System Characterization section to channel 0 of the PXIe-5113. Note The power sensor assembly must match the configuration used in the Test System Characterization section, in which the power sensor is connected to splitter output 1 and the signal generator is connected to the input port of the power splitter.
- Page 23 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 PXIe-5113 Calibration Procedure | © National Instruments | 23...
- Page 24 Test System Characterization section for the current Test Point Frequency. Use the PXIe-5113 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.
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Page 25: Adjustment
16. Connect splitter output 2 of the power sensor assembly to channel 1 of the PXIe-5113 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-5113 to meet published specifications. -
Page 26: 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-5113. Call the ni5110 Ext Cal API.lvlib:DC Reference Cal Initialize VI with the following settings: •... -
Page 27: Adjusting 50 Ω Dc Reference
PXIe-5113. Note If any test fails reverification after performing an adjustment, verify that you have met the test conditions before returning your PXIe-5113 to NI. Refer to the Worldwide Support and Services section for information about support resources or service requests. -
Page 28: Updating Verification Date And Time
Updating Verification Date and Time This procedure updates the date and time of the last PXIe-5113 verification. Prior to updating the verification date and time, you must successfully complete all required verifications or reverifications following adjustment. Call the ni5110 Ext Cal Utilities.lvlib:Set External Cal Verification Date VI with the following settings: •...
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