National Instruments NI 9223 Calibration Procedure
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National Instruments NI 9223 Calibration Procedure

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CALIBRATION PROCEDURE
NI 9222/9223
This document contains the verification and adjustment procedures for the National
Instruments 9222 and National Instruments 9223. For more information on calibration, visit
ni.com/calibration
NI 9222/9223 with BNC are referred to inclusively as the NI 9222/9223.
Contents
Software.................................................................................................................................... 1
Documentation.......................................................................................................................... 2
Test Equipment......................................................................................................................... 2
Test Conditions......................................................................................................................... 3
Initial Setup............................................................................................................................... 3
Verification ............................................................................................................................... 4
Accuracy Verification....................................................................................................... 4
Adjustment................................................................................................................................ 6
Accuracy Adjustment ....................................................................................................... 6
EEPROM Update ..................................................................................................................... 7
Reverification ........................................................................................................................... 7
Accuracy Under Calibration Conditions .................................................................................. 7
Worldwide Support and Services ............................................................................................. 8
Software
Calibrating the NI 9222/9223 with screw terminal requires the installation of NI-DAQmx 9.2 or
later on the calibration system. Calibrating the NI 9222/9223 with BNC requires the installation
of NI-DAQmx 9.9 or later. You can download NI-DAQmx from
NI-DAQmx supports LabVIEW, LabWindows
When you install NI-DAQmx, you only need to install support for the application software that
you intend to use.
Français
Deutsch
ni.com/manuals
. In this document, the NI 9222/9223 with screw terminal and
ni.com/downloads
™
™
/CVI
, C/C++, C#, and Visual Basic .NET.
.

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Summary of Contents for National Instruments NI 9223

  • Page 1 Deutsch ni.com/manuals This document contains the verification and adjustment procedures for the National Instruments 9222 and National Instruments 9223. For more information on calibration, visit . In this document, the NI 9222/9223 with screw terminal and ni.com/calibration NI 9222/9223 with BNC are referred to inclusively as the NI 9222/9223.
  • Page 2 Documentation Consult the following documents for information about the NI 9222/9223, NI-DAQmx, and your application software. All documents are available on and help files install with the ni.com software. NI cDAQ-9174/9178 USB Chassis Quick Start NI-DAQmx installation and hardware setup NI 9222/9223 Operating Instructions and Specifications NI 9222/9223 specific information, specifications, and calibration interval NI-DAQmx Readme...
  • Page 3 Connect the power source to the NI cDAQ-9178 chassis. Launch Measurement & Automation Explorer (MAX). Right-click the device name and select Self-Test to ensure that the module is working properly. NI 9222/9223 Calibration Procedure | © National Instruments | 3...
  • Page 4 Table 3. Timing Configuration Module Sample Mode Samples per Channel Rate NI 9222 Finite Sample 50 k 500 k NI 9223 Finite Sample 100 k Start the task. Average the readings. Clear the task. 4 | ni.com | NI 9222/9223 Calibration Procedure...
  • Page 5 If the calibrator outputs are truly floating, the negative output must be Note connected to a quiet earth ground as well as AI- to give the entire system a ground reference. NI 9222/9223 Calibration Procedure | © National Instruments | 5...
  • Page 6 Adjust the NI 9222/9223. Initialize a calibration session on the NI 9222/9223. The default password is Input the external temperature in degrees Celsius. Call the NI 9222/9223 get C Series adjustment points function to obtain an array of recommended calibration voltages for the NI 9222/9223. Set the calibrator to a reference value determined by the array of recommended calibration voltages.
  • Page 7 NI. National Instruments corporate headquarters is located at 11500 North Mopac Expressway, Austin, Texas, 78759-3504. National Instruments also has offices located around the world. For telephone support in the United States, create your service request at or dial ni.com/support...
  • Page 8 NI product. Refer to the Export Compliance Information at ni.com/legal/export-compliance for the National Instruments global trade compliance policy and how to obtain relevant HTS codes, ECCNs, and other import/export data. NI MAKES NO EXPRESS OR IMPLIED WARRANTIES AS TO THE ACCURACY OF THE INFORMATION CONTAINED HEREIN AND SHALL NOT BE LIABLE FOR ANY ERRORS.

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