National Instruments 9220 Скачать руководство пользователя страница 1

CALIBRATION PROCEDURE

NI 9220

This document contains the verification

 

and adjustment procedures for the National 

Instruments 9220. In this document, the NI 9220 with spring terminal and the NI 9220 with 
DSUB are referred to inclusively as the NI 9220. For more information about calibration 
solutions, visit 

ni.com/calibration

.

Contents

Software Requirements............................................................................................................. 2
Documentation.......................................................................................................................... 2
Test Equipment......................................................................................................................... 3
Test Conditions......................................................................................................................... 3
Initial Setup............................................................................................................................... 3
Verification............................................................................................................................... 4

Accuracy Verification....................................................................................................... 4

Adjustment................................................................................................................................ 5

Accuracy Adjustment ....................................................................................................... 5

EEPROM Update ..................................................................................................................... 6
Re-Verification ......................................................................................................................... 6
Accuracy Under Calibration Conditions .................................................................................. 7
Where to Go for Support .......................................................................................................... 7

ni.com/manuals

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Содержание 9220

Страница 1: ...rred to inclusively as the NI 9220 For more information about calibration solutions visit ni com calibration Contents Software Requirements 2 Documentation 2 Test Equipment 3 Test Conditions 3 Initial...

Страница 2: ...ocuments are available on ni com and help files install with the software NI cDAQ 9174 9178 Quick Start NI DAQmx installation and hardware setup NI 9220 User Guide and Specifications NI 9220 specific...

Страница 3: ...ent temperature of 23 C 5 C Keep relative humidity below 80 Allow a warm up time of at least 10 minutes to ensure that the NI 9220 measurement circuitry is at a stable operating temperature Initial Se...

Страница 4: ...nections Note If the calibrator outputs are truly floating connect the negative output to a quiet earth ground as well as COM to give the entire system a ground reference 3 Set the calibrator voltage...

Страница 5: ...adjustment procedure describes the sequence of operation required to adjust the NI 9220 Accuracy Adjustment Complete the following procedure to adjust the accuracy performance of the NI 9220 1 Set the...

Страница 6: ...When an adjustment procedure is completed the NI 9220 internal calibration memory EEPROM is immediately updated If you do not want to perform an adjustment you can update the calibration date and onb...

Страница 7: ...llowing conditions Ambient temperature 23 5 C NI 9220 installed in slot 8 of an NI cDAQ 9178 chassis Slots 1 through 7 of the NI cDAQ 9178 chassis are empty Note The limits listed in Table 4 are deriv...

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