National Instruments NI 9215 Calibration Procedure
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National Instruments NI 9215 Calibration Procedure

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CALIBRATION PROCEDURE
NI 9215
This document contains the verification and adjustment procedures for the National
Instruments 9215. In this document, the NI 9215 with screw terminal and the NI 9215 with BNC
are referred to inclusively as the NI 9215. For more information about calibration solutions, visit
ni.com/calibration
Contents
Software Requirements............................................................................................................. 1
Documentation Requirements .................................................................................................. 2
Test Equipment......................................................................................................................... 3
Test Conditions......................................................................................................................... 3
Initial Setup............................................................................................................................... 3
Verification ............................................................................................................................... 4
Accuracy Verification....................................................................................................... 4
Adjustment................................................................................................................................ 6
Accuracy Adjustment ....................................................................................................... 6
EEPROM Update ..................................................................................................................... 7
Re-Verification ......................................................................................................................... 7
Accuracy Under Calibration Conditions .................................................................................. 7
Where to Go for Support .......................................................................................................... 8
Software
Calibrating the NI 9215 requires the installation of NI-DAQmx 9.2 or later on the calibration
system. You can download NI-DAQmx from
LabVIEW, LabWindows
NI-DAQmx, you only need to install support for the application software that you intend to use.
.
™
™
/CVI
, C/C++, C#, and Visual Basic .NET. When you install
ni.com/downloads
. NI-DAQmx supports

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Summary of Contents for National Instruments NI 9215

  • Page 1: Table Of Contents

    This document contains the verification and adjustment procedures for the National Instruments 9215. In this document, the NI 9215 with screw terminal and the NI 9215 with BNC are referred to inclusively as the NI 9215. For more information about calibration solutions, visit ni.com/calibration...

  • Page 2: Documentation Requirements

    Documentation Consult the following documents for information about the NI 9215, NI-DAQmx, and your application software. All documents are available on and help files install with the ni.com software. NI cDAQ-9174/9178 Quick Start NI-DAQmx installation and hardware setup NI 9215 Operating Instructions and Specifications...

  • Page 3: Test Equipment

    The following setup and environmental conditions are required to ensure the NI 9215 meets published specifications. • Keep connections to the NI 9215 as short as possible. Long cables and wires act as antennae, picking up extra noise that can affect measurements. •...

  • Page 4: Verification

    Set the calibrator to Standby mode (STBY). Connect the NI 9215 to the calibrator. Refer to Figure 1 for a connection diagram for the NI 9215 with screw and refer to Figure 2 for a connection diagram for the NI 9215 with BNC.
  • Page 5 Figure 2. Accuracy Connections for the NI 9215 with BNC – – – – Guard Calibrator Calibrator – – – – NI 9215 NI 9215 with BNC with BNC Connections when using a calibrator with a guard connection. Connections when using a calibrator with no guard connection.

  • Page 6: Adjustment

    Set the calibrator to Standby mode (STBY). Connect the NI 9215 to the calibrator. Refer to Figure 1 for a connection diagram for the NI 9215 with screw and refer to Figure 2 for a connection diagram for the NI 9215 with BNC.

  • Page 7: Eeprom Update

    Repeat steps d through g for each calibration voltage in the array. Close the calibration session. Disconnect the NI 9215 from the calibrator. Repeat steps 2 through 4 for each channel on the NI 9215. EEPROM Update When an adjustment procedure is completed, the NI 9215 internal calibration memory (EEPROM) is immediately updated.

  • Page 8: Where To Go For Support

    CVI, LabVIEW, National Instruments, NI, ni.com, the National Instruments corporate logo, and the Eagle logo are trademarks of National Instruments Corporation. Refer to the Trademark Information at ni.com/trademarks for other National Instruments trademarks. The mark LabWindows is used under a license from Microsoft Corporation.

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