NI PXIe-5162 Calibration Procedure
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NI PXIe-5162 Calibration Procedure

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CALIBRATION PROCEDURE
PXIe-5162
This document contains the verification and adjustment procedures for the PXIe-5162. Refer
to
ni.com/calibration
Please review and become familiar with the entire procedure before beginning the calibration
process.
Contents
Required Software.....................................................................................................................1
Related Documentation.............................................................................................................2
Test Equipment..........................................................................................................................2
Test Conditions..........................................................................................................................7
Password................................................................................................................................... 8
Calibration Interval................................................................................................................... 8
As-Found and As-Left Limits................................................................................................... 8
Calibration Overview................................................................................................................ 8
Test System Characterization....................................................................................................9
Zeroing the Power Sensor................................................................................................. 9
Characterizing Power Splitter Amplitude Balance........................................................... 9
Verification..............................................................................................................................14
Verifying DC Accuracy...................................................................................................15
Verifying AC Amplitude Accuracy.................................................................................19
Verifying 50 Ω Bandwidth.............................................................................................. 22
Verifying 1 MΩ Bandwidth.............................................................................................26
Verifying Timebase Accuracy.........................................................................................30
Verifying Input Impedance..............................................................................................31
Verifying Input Capacitance............................................................................................32
Verifying RMS Noise......................................................................................................33
Adjustment.............................................................................................................................. 35
Reverification..........................................................................................................................39
Revision History..................................................................................................................... 40
NI Services.............................................................................................................................. 40

Required Software

Calibrating the PXIe-5162 requires you to install the following software on the calibration
system:
•
NI-SCOPE 4.0
•
Supported application development environment (ADE)-LabVIEW or
™
LabWindows
for more information about calibration solutions.
™
/CVI

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  • Page 1: Table Of Contents

    Verifying Input Capacitance....................32 Verifying RMS Noise......................33 Adjustment..........................35 Reverification..........................39 Revision History........................40 NI Services..........................40 Required Software Calibrating the PXIe-5162 requires you to install the following software on the calibration system: • NI-SCOPE 4.0 • Supported application development environment (ADE)—LabVIEW or ™...

  • Page 2: Related Documentation

    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: • PXIe-5160/5162 Getting Started Guide • NI High-Speed Digitizers Help • PXIe-5162 Specifications Visit ni.com/manuals for the latest versions of these documents.
  • Page 3 ±40 V into 1 MΩ DC output accuracy: ±(0.025% of output + 25 µV) Impedance measurement: ±0.1% of reading at 50 Ω and 1 MΩ Capacitance measurement: ±2% of reading ± 0.25 pF PXIe-5162 Calibration Procedure | © National Instruments Corporation | 3...
  • Page 4 Double banana Pasternack PE9008 Verifications: Impedance: 50 Ω plug to BNC (f) • AC amplitude accuracy BNC (m)-to- Pasternack PE3087 Verifications: Length: ≤1 meter BNC (m) cable • AC amplitude (x2) accuracy 4 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 5 Test system Frequency range: 50 kHz generator SMA100A or characterization to 1,500.1 MHz SMA100B Verifications: Frequency accuracy: ±100.0 ppm • Bandwidth Amplitude: -20 dBm to 16 dBm Harmonics: <-30 dBc PXIe-5162 Calibration Procedure | © National Instruments Corporation | 5...
  • Page 6 This calibration procedure is written for the Keysight 11667A. If using the Aeroflex/ Weinschel 1593, use the prescribed connectors and adapters in an analogous manner. Required if using the Keysight 11667A. Required if using the Aeroflex/Weinschel 1593. 6 | ni.com | PXIe-5162 Calibration Procedure...

  • Page 7: Test Conditions

    ≤1.20:1 at >250 MHz, ≤301 MHz Impedance: 50 Ω Test Conditions The following setup and environmental conditions are required to ensure the PXIe-5162 meets published specifications: • Keep cabling as short as possible. Long cables act as antennas, picking up extra noise that can affect measurements.

  • Page 8: Password

    2 years As-Found and As-Left Limits The as-found limits are the published specifications for the PXIe-5162. NI uses these limits to determine whether the PXIe-5162 meets the specifications when it is received for calibration. Use the as-found limits during initial verification.

  • Page 9: Test System Characterization

    Frequency (MHz) Amplitude (dBm) 0.05 -0.5 250.1 -0.5 300.1 -0.5 1,500.1 -0.5 Connect the BNC (f)-to-Type N (f) adapter to the power sensor. Refer to this assembly as the power sensor. PXIe-5162 Calibration Procedure | © National Instruments Corporation | 9...
  • Page 10 Connect the other Type N (m)-to-BNC (m) adapter to the other output port of the power splitter. Refer to this assembly as splitter output 2. Figure 3. Splitter Output 2 Connect the power sensor to splitter output 2. The following figure illustrates the hardware setup. 10 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 11 10. Use the power sensor to measure the power in dBm. Record the result as Splitter Output 2 Power, where each configuration of the power sensor has a corresponding Splitter Output 2 Power value. PXIe-5162 Calibration Procedure | © National Instruments Corporation | 11...
  • Page 12 5. 50 Ω BNC (f) terminator 1. Signal generator 2. Type N (m)-to-Type N (m) cable 6. Type N (f)-to-BNC (f) adapter 3. Keysight 11667A power splitter 7. Power sensor 4. Type N (m)-to-BNC (m) adapter 12 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 13 Refer to the remaining assembly as the power sensor assembly. Note Do not disassemble the power sensor assembly. The power splitter amplitude balance characterization is invalid if the power sensor assembly has been disassembled. PXIe-5162 Calibration Procedure | © National Instruments Corporation | 13...

  • Page 14: Verification

    Verification of the PXIe-5162 is complete only after you have successfully completed all tests in this section using the As-Found Limits. Refer to the following figure for the names and locations of the PXIe-5162 front panel connectors. You can find information about the functions of these connectors in the device getting started guide.

  • Page 15: Verifying Dc Accuracy

    Verifying DC Accuracy This procedure verifies the DC accuracy of the PXIe-5162 by comparing the voltage measured by the device to the value sourced by the voltage standard. Refer to the following table as you complete the following steps.
  • Page 16 ±2.73 0.2 V 0.590 ±10.6 ±8.23 0.2 V -0.5 -0.590 ±10.6 ±8.23 0.5 V 0.225 ±8.1 ±6.08 0.5 V -0.225 ±8.1 ±6.08 0.5 V 0.725 ±15.1 ±11.58 0.5 V -0.5 -0.725 ±15.1 ±11.58 16 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 17 50 V 22.500 ±750.6 ±573.00 50 V -22.500 ±750.6 ±573.00 50 V 37.500 ±960.6 ±738.00 50 V -37.500 ±960.6 ±738.00 Connect the calibrator test head to channel 0 of the PXIe-5162. PXIe-5162 Calibration Procedure | © National Instruments Corporation | 17...
  • Page 18 18 through 12 for each configuration listed in the DC Accuracy Verification table. 14. Connect the calibrator test head to channel 1 of the PXIe-5162 and repeat steps on page 18 through 12 for each configuration listed in the DC Accuracy Verification table.

  • Page 19: Verifying Ac Amplitude Accuracy

    Verifying AC Amplitude Accuracy Follow this procedure to verify the AC amplitude accuracy of the PXIe-5162 by comparing the voltage measured by the PXIe-5162 to the voltage measured by the DMM. Refer to the following table as you complete the following steps: Table 4.
  • Page 20 5. Function generator 3. Double banana plug to BNC (f) 6. DMM Connect the DMM and function generator to channel 0 of the PXIe-5162 as shown in the AC Verification Test Connections figure. Configure the DMM with the following settings: •...
  • Page 21 Minimum number of points: 50,000 samples • NI-SCOPE scalar measurement: AC Estimate Note The actual sample rate of the PXIe-5162 is calculated by the following formula: 25 MS/s = (Sample Clock Timebase Rate × Sample Clock Timebase Multiplier) / Sample Clock Timebase Divisor...

  • Page 22: Verifying 50 Ω Bandwidth

    20 through 13 for each configuration listed in the AC Amplitude Accuracy Verification table. 15. Connect the DMM and function generator to channel 1 of the PXIe-5162 as shown in the AC Verification Test Connections figure and repeat steps on page 20 through 13 for each...
  • Page 23 1 and the signal generator is connected to the input port of the power splitter. The following figure illustrates the hardware setup. PXIe-5162 Calibration Procedure | © National Instruments Corporation | 23...
  • Page 24 CH 1 TRIG 1. Power sensor 5. PXIe-5162 2. BNC (f)-to-N (f) Adapter 6. Type N (m)-to-Type N (m) cable 3. Type N (m)-to-BNC (m) adapter 7. Signal generator 4. Keysight 11667A power splitter 24 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 25 System Characterization section for the current Test Point Frequency. Use the PXIe-5162 to acquire and measure the power using the Extract Single Tone Information VI, converting the result from V peak to dBm. Record the result as Device Input Power.

  • Page 26: Verifying 1 Mω Bandwidth

    26 for each configuration in the 50 Ω Bandwidth Verification table. 14. Connect splitter output 2 of the power sensor assembly to channel 1 of the PXIe-5162 and repeat steps on page 25 through on page 26 for each configuration listed in the 50 Ω...
  • Page 27 Connect the 50 Ω BNC feed-through terminator to channel 0 of the PXIe-5162. Connect splitter output 2 of the power sensor assembly from the Test System Characterization section to the 50 Ω BNC feed-through terminator. Note The power sensor assembly must match the configuration used in the...
  • Page 28 5. 50 Ω BNC feed-thru terminator 1. Power sensor 2. BNC (f)-to-N (f) Adapter 6. PXIe-5162 3. Type N (m)-to-BNC (m) adapter 7. Type N (m)-to-Type N (m) cable 4. Keysight 11667A power splitter 8. Signal generator 28 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 29 System Characterization section for the current Test Point Frequency. Use the PXIe-5162 to acquire and measure the power using the Extract Single Tone Information VI, converting the result from V peak to dBm. Record the result as Device Input Power.

  • Page 30: Verifying Timebase Accuracy

    1 MΩ Bandwidth Verification table. 14. Connect the 50 Ω BNC feed-through terminator to channel 1 of the PXIe-5162. Connect splitter output 2 of the power sensor assembly to the 50 Ω BNC feed-through terminator and repeat steps on page 29 through on page 30 for each configuration in the 1 MΩ...

  • Page 31: Verifying Input Impedance

    Note Timebase verification is required on only one channel. Disable the calibrator output. Verifying Input Impedance Follow this procedure to verify the input impedance of the PXIe-5162 using an oscilloscope calibrator. Table 8. Input Impedance Verification Vertical Range Input Impedance...

  • Page 32: Verifying Input Capacitance

    32 for each configuration listed in the Input Impedance Verification table. 10. Connect the calibrator test head to channel 1 of the PXIe-5162 and repeat steps on page 31 through on page 32 for each configuration listed in the...

  • Page 33: Verifying Rms Noise

    33 for each configuration listed in the Input Capacitance Verification table. Verifying RMS Noise Follow this procedure to verify the RMS noise of the PXIe-5162 using a 50 Ω terminator. Table 10. RMS Noise Verification Vertical Max Input As-Found...
  • Page 34 Sample rate: 2.5 GS/s • Minimum number of points: 1,048,576 samples Use the PXIe-5162 to acquire a waveform, then calculate the standard deviation of the acquired waveform. Use the standard deviation to compute the RMS noise using the following formula: RMS Noise (% of FS) = (100 ×...

  • Page 35: Adjustment

    Connect the 50 Ω terminator to channel 1 of the PXIe-5162 and repeat steps on page 34 through on page 34 for each configuration listed in the RMS Noise Verification table. Note If you are verifying the PXIe-5162 (4 CH), proceed to the following steps.
  • Page 36 0.5 V -0.225 0.631 V 0.284 0.631 V -0.284 0.450 -0.450 0.900 -0.900 2.250 -2.250 Table 12. 1 MΩ Compensation Attenuator Adjustment Config Input Impedance (Ω) Vertical Range (V pk-pk) Input (V) 0.500 0.900 36 | ni.com | PXIe-5162 Calibration Procedure...
  • Page 37 -0.450 2.250 -2.250 Call the niScope Cal Start VI to obtain an NI-SCOPE external calibration session. Connect the calibrator test head to channel 0 of the PXIe-5162. Configure the calibrator output impedance to the Input Impedance value from the Vertical Range Adjustment table.
  • Page 38 38 for each configuration listed in the 1 MΩ Compensation Attenuator Adjustment table. 16. Connect the calibrator test head to channel 1 of the PXIe-5162 and repeat steps on page 37 through on page 38, changing the value of the channels parameter from 0 to 1.

  • Page 39: Reverification

    PXIe-5162. Note If any test fails reverification after performing an adjustment, verify that you have met the test conditions before returning your PXIe-5162 to NI. Refer to the Worldwide Support and Services section for information about support resources or service requests.

  • Page 40: Revision History

    . 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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