Table Of Contents; Software - National Instruments NI-9225 Calibration Procedure

3-channel, 300 vrms, 24-bit, simultaneous, channel-to-channel isolated analog input module

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CALIBRATION PROCEDURE

NI 9225

3-Channel, 300 Vrms, 24-Bit, Simultaneous,

Channel-to-Channel Isolated Analog Input Module

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This document contains the verification and adjustment procedures for the National Instruments

9225. For more information about calibration solutions, visit

Contents

Software.................................................................................................................................... 1

Documentation.......................................................................................................................... 2

Test Equipment......................................................................................................................... 3

Test Conditions......................................................................................................................... 3

Initial Setup............................................................................................................................... 4

Verification ............................................................................................................................... 4

Accuracy Verification....................................................................................................... 5

Gain Matching Verification.............................................................................................. 6

Phase Matching Verification ............................................................................................ 8

Adjustment................................................................................................................................ 9

Accuracy Adjustment ....................................................................................................... 9

EEPROM Update ..................................................................................................................... 10

Reverification ........................................................................................................................... 10

Accuracy Under Calibration Conditions .................................................................................. 10

Where to Go for Support .......................................................................................................... 11

Calibrating the NI 9225 requires the installation of NI-DAQmx 9.3 or later on the calibration

system. You can download NI-DAQmx from

LabVIEW, LabWindows

need to install support for the application software that you intend to use.

Deutsch

ni.com/manuals

™

/CVI

, ANSI C, and .NET. When you install NI-DAQmx, you only

ni.com/calibration

ni.com/downloads

. NI-DAQmx supports

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