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Important Information

Warranty

The NI PXI-5620 and the NI PXI-5621 is warranted against defects in materials and workmanship for a period of one year from the date of
shipment, as evidenced by receipts or other documentation. National Instruments will, at its option, repair or replace equipment that proves to
be defective during the warranty period. This warranty includes parts and labor.

The media on which you receive National Instruments software are warranted not to fail to execute programming instructions, due to defects
in materials and workmanship, for a period of 90 days from date of shipment, as evidenced by receipts or other documentation. National
Instruments will, at its option, repair or replace software media that do not execute programming instructions if National Instruments receives
notice of such defects during the warranty period. National Instruments does not warrant that the operation of the software shall be
uninterrupted or error free.

A Return Material Authorization (RMA) number must be obtained from the factory and clearly marked on the outside of the package before
any equipment will be accepted for warranty work. National Instruments will pay the shipping costs of returning to the owner parts which are
covered by warranty.

National Instruments believes that the information in this document is accurate. The document has been carefully reviewed for technical
accuracy. In the event that technical or typographical errors exist, National Instruments reserves the right to make changes to subsequent
editions of this document without prior notice to holders of this edition. The reader should consult National Instruments if errors are suspected.
In no event shall National Instruments be liable for any damages arising out of or related to this document or the information contained in it.

E

XCEPT AS SPECIFIED HEREIN

, N

ATIONAL

I

NSTRUMENTS MAKES NO WARRANTIES

,

EXPRESS OR IMPLIED

,

AND SPECIFICALLY DISCLAIMS ANY WARRANTY OF

MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE

. C

USTOMER

S RIGHT TO RECOVER DAMAGES CAUSED BY FAULT OR NEGLIGENCE ON THE PART OF

N

ATIONAL

I

NSTRUMENTS SHALL BE LIMITED TO THE AMOUNT THERETOFORE PAID BY THE CUSTOMER

. N

ATIONAL

I

NSTRUMENTS WILL NOT BE LIABLE FOR

DAMAGES RESULTING FROM LOSS OF DATA

,

PROFITS

,

USE OF PRODUCTS

,

OR INCIDENTAL OR CONSEQUENTIAL DAMAGES

,

EVEN IF ADVISED OF THE POSSIBILITY

THEREOF

. This limitation of the liability of National Instruments will apply regardless of the form of action, whether in contract or tort, including

negligence. Any action against National Instruments must be brought within one year after the cause of action accrues. National Instruments
shall not be liable for any delay in performance due to causes beyond its reasonable control. The warranty provided herein does not cover
damages, defects, malfunctions, or service failures caused by owner’s failure to follow the National Instruments installation, operation, or
maintenance instructions; owner’s modification of the product; owner’s abuse, misuse, or negligent acts; and power failure or surges, fire,
flood, accident, actions of third parties, or other events outside reasonable control.

Copyright

Under the copyright laws, this publication may not be reproduced or transmitted in any form, electronic or mechanical, including photocopying,
recording, storing in an information retrieval system, or translating, in whole or in part, without the prior written consent of National
Instruments Corporation.

Trademarks

CVI

, LabVIEW

, MITE

, MXI

, National Instruments

, NI

, and ni.com

are trademarks of National Instruments Corporation.

Product and company names mentioned herein are trademarks or trade names of their respective companies.

Patents

For patents covering National Instruments products, refer to the appropriate location:

Help»Patents

in your software, the

patents.txt

file

on your CD, or

ni.com/patents

.

WARNING REGARDING USE OF NATIONAL INSTRUMENTS PRODUCTS

(1) NATIONAL INSTRUMENTS PRODUCTS ARE NOT DESIGNED WITH COMPONENTS AND TESTING FOR A LEVEL OF
RELIABILITY SUITABLE FOR USE IN OR IN CONNECTION WITH SURGICAL IMPLANTS OR AS CRITICAL COMPONENTS IN
ANY LIFE SUPPORT SYSTEMS WHOSE FAILURE TO PERFORM CAN REASONABLY BE EXPECTED TO CAUSE SIGNIFICANT
INJURY TO A HUMAN.

(2) IN ANY APPLICATION, INCLUDING THE ABOVE, RELIABILITY OF OPERATION OF THE SOFTWARE PRODUCTS CAN BE
IMPAIRED BY ADVERSE FACTORS, INCLUDING BUT NOT LIMITED TO FLUCTUATIONS IN ELECTRICAL POWER SUPPLY,
COMPUTER HARDWARE MALFUNCTIONS, COMPUTER OPERATING SYSTEM SOFTWARE FITNESS, FITNESS OF COMPILERS
AND DEVELOPMENT SOFTWARE USED TO DEVELOP AN APPLICATION, INSTALLATION ERRORS, SOFTWARE AND
HARDWARE COMPATIBILITY PROBLEMS, MALFUNCTIONS OR FAILURES OF ELECTRONIC MONITORING OR CONTROL
DEVICES, TRANSIENT FAILURES OF ELECTRONIC SYSTEMS (HARDWARE AND/OR SOFTWARE), UNANTICIPATED USES OR
MISUSES, OR ERRORS ON THE PART OF THE USER OR APPLICATIONS DESIGNER (ADVERSE FACTORS SUCH AS THESE ARE
HEREAFTER COLLECTIVELY TERMED “SYSTEM FAILURES”). ANY APPLICATION WHERE A SYSTEM FAILURE WOULD
CREATE A RISK OF HARM TO PROPERTY OR PERSONS (INCLUDING THE RISK OF BODILY INJURY AND DEATH) SHOULD
NOT BE RELIANT SOLELY UPON ONE FORM OF ELECTRONIC SYSTEM DUE TO THE RISK OF SYSTEM FAILURE. TO AVOID
DAMAGE, INJURY, OR DEATH, THE USER OR APPLICATION DESIGNER MUST TAKE REASONABLY PRUDENT STEPS TO
PROTECT AGAINST SYSTEM FAILURES, INCLUDING BUT NOT LIMITED TO BACK-UP OR SHUT DOWN MECHANISMS.
BECAUSE EACH END-USER SYSTEM IS CUSTOMIZED AND DIFFERS FROM NATIONAL INSTRUMENTS' TESTING
PLATFORMS AND BECAUSE A USER OR APPLICATION DESIGNER MAY USE NATIONAL INSTRUMENTS PRODUCTS IN
COMBINATION WITH OTHER PRODUCTS IN A MANNER NOT EVALUATED OR CONTEMPLATED BY NATIONAL
INSTRUMENTS, THE USER OR APPLICATION DESIGNER IS ULTIMATELY RESPONSIBLE FOR VERIFYING AND VALIDATING
THE SUITABILITY OF NATIONAL INSTRUMENTS PRODUCTS WHENEVER NATIONAL INSTRUMENTS PRODUCTS ARE
INCORPORATED IN A SYSTEM OR APPLICATION, INCLUDING, WITHOUT LIMITATION, THE APPROPRIATE DESIGN,
PROCESS AND SAFETY LEVEL OF SUCH SYSTEM OR APPLICATION.

Summary of Contents for NI PXI-562X

Page 1: ...Computer Based Instruments NI PXI 562x User Manual High Speed Frequency Domain Digitizer NI PXI 562x User Manual July 2002 Edition Part Number 322949C 01...

Page 2: ...14 24 24 Germany 089 741 31 30 Greece 01 42 96 427 Hong Kong 2645 3186 India 91 80 4190000 Israel 03 6393737 Italy 02 413091 Japan 03 5472 2970 Korea 02 3451 3400 Malaysia 603 9596711 Mexico 001 800...

Page 3: ...ents installation operation or maintenance instructions owner s modification of the product owner s abuse misuse or negligent acts and power failure or surges fire flood accident actions of third part...

Page 4: ...ments could void the user s authority to operate the equipment under the FCC Rules Class A Federal Communications Commission This equipment has been tested and found to comply with the limits for a Cl...

Page 5: ...ought for OEMs if also available from an original manufacturer that also markets in the EU or where compliance is not required as for electrically benign apparatus or cables To obtain the DoC for this...

Page 6: ...3 Safety Information 1 4 Chapter 2 Hardware Overview How the NI 562x Works 2 1 Connecting Signals 2 2 Conditioning the Signal Impedance Dither Gain and AC Coupling 2 3 Input Impedance 2 3 Dither 2 3 D...

Page 7: ...on The sequence File Page Setup Options directs you to pull down the File menu select the Page Setup item and select Options from the last dialog box This icon denotes a note which alerts you to impor...

Page 8: ...x ni com Related Documentation The following documents contain information that you might find helpful as you read this manual NI PXI 5620 Specifications NI PXI 5621 Specifications NI SCOPE User Manua...

Page 9: ...e NI PXI 5621 Specifications documents for NI PXI 562x performance specifications This chapter provides information on installing connecting signals to and acquiring data from the NI 562x modules The...

Page 10: ...installation does not start automatically navigate to your CD drive and click setup exe Caution You must turn off and unplug your chassis before installing your device To prevent damage due to electr...

Page 11: ...sfully installed and configured the necessary software and hardware to use your NI 562x Acquiring Data Programmatically You can acquire data programmatically either by writing an application for your...

Page 12: ...an explosive atmosphere or where there may be flammable gases or fumes Operate the product only at or below the pollution degree stated in the NI PXI 5620 Specifications and the NI PXI 5620 Specifica...

Page 13: ...stallation Category II are measurements on household appliances portable tools and similar equipment Installation Category III is for measurements performed in the building installation This category...

Page 14: ...Chapter 1 Taking Measurements with the NI PXI 562x NI PXI 562x User Manual 1 6 ni com Below is a diagram of a sample installation...

Page 15: ...r are applied to the signal Refer to the Conditioning the Signal Impedance Dither Gain and AC Coupling section for more information 3 The ADC converts the signal from analog to digital Refer to the Di...

Page 16: ...connectors and an SMB connector One of the SMA connectors INPUT is for attaching the analog input signal you want to measure The second SMA connector REF CLK IN is a 50 10 MHz AC coupled reference inp...

Page 17: ...Rin is the input impedance of the NI 562x Rs is the output impedance of the external device If the signal you are measuring has an output impedance other than 50 your measurements are affected by thi...

Page 18: ...amount of memory For spectral analysis you can use a smaller faster FFT to look at only the band passed through the DDC Refer to the NI SCOPE VI Reference Help for specific DDC attributes you can use...

Page 19: ...performs frequency translation filtering and decimation after signals go through the ADC Refer to the Incorporating the DDC section for more information The PLL uses a phase detector to synchronize t...

Page 20: ...you can configure the NI 562x to begin another acquisition that is stored in another memory record on the device This process is a multiple record acquisition To perform multiple record acquisitions...

Page 21: ...ignals with a minimum pulse width requirement of 100 ns or 16 ns times the DDC decimation Figure 2 5 Digital Trigger Sources Calibration Although the NI 562x is factory calibrated it needs periodic ca...

Page 22: ...he following timing and triggering features that you can use for synchronizing multiple digitizers System Reference Clock A 10 MHz clock on the PXI backplane with 100 ppm accuracy It is independently...

Page 23: ...Assisted Support Options Contact NI engineers and other measurement and automation professionals by visiting ni com ask Our online system helps you define your question and connects you to the experts...

Page 24: ...ossary Prefix Meanings Value p pico 10 12 n nano 10 9 micro 10 6 m milli 10 3 k kilo 103 M mega 106 G giga 109 Symbols percent positive of or plus negative of or minus per degree plus or minus ohm les...

Page 25: ...of signal conditioning that improves accuracy in the resulting digitized signal and reduces noise amplitude flatness a measure of how close to constant the gain of a circuit remains over a range of f...

Page 26: ...ng a default parameter value recorded in the driver In many cases the default input of a control is a certain value often 0 that means use the current default setting differential input an analog inpu...

Page 27: ...are trying to measure G gain the factor by which a signal is amplified sometimes expressed in decibels H hardware the physical components of a computer system such as the circuit boards plug in boards...

Page 28: ...level the relative priority at which a device can interrupt ISA industry standard architecture L LabVIEW Laboratory Virtual Instrument Engineering Workbench a program development application based on...

Page 29: ...e overrange a segment of the input range of an instrument outside of the normal measuring range Measurements can still be made usually with a degradation in specifications P PCI Peripheral Component I...

Page 30: ...in proportions or in percent of full scale For example a system has 12 bit resolution one part in 4 096 resolution and 0 0244 of full scale rms root mean square a measure of signal amplitude the squa...

Page 31: ...according to temperature See also thermal drift thermal drift measurements that change as the temperature varies thermal EMFs thermal electromotive forces voltages generated at the junctions of dissim...

Page 32: ...ally used with a PC that has the functionality of a classic stand alone instrument 2 a LabVIEW software module VI which consists of a front panel user interface and a block diagram program Vrms volts...

Page 33: ...1 D data acquisition multi record acquisitions 1 3 2 6 programmatically 1 3 data storing in memory 2 4 DDC digital downconverter incorporating 2 4 overview 2 4 dead time in multiple record acquisitio...

Page 34: ...e 2 2 installing software and hardware 1 1 safety information 1 4 NI SCOPE driver 1 1 O online technical support A 1 P phase detector 2 5 phase locked loop PLL 2 5 phone technical support A 1 professi...

Page 35: ...pport A 1 TIO timing engine 2 6 training customer A 1 trigger and clock routing area 2 6 triggering digital trigger sources figure 2 7 overview 2 7 troubleshooting resources A 1 V voltage controlled c...

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