National-instruments BNC -2140 Manual de usuario

DAQBNC-2140 User ManualDynamic Signal AcquisitionSignal Conditioning AccessoryBNC-2140 User ManualFebruary 2001 EditionPart Number 321933C-01

© National Instruments Corporation 2-1 BNC-2140 User Manual2Installation and ConfigurationThis chapter explains how to install and configure your BNC-

Chapter 2 Installation and ConfigurationBNC-2140 User Manual 2-2 ni.comFigure 2-1. Switch Settings and Signal Connections®

© National Instruments Corporation 3-1 BNC-2140 User Manual3Signal ConnectionsThis chapter describes how to connect input and output signals to yourBN

Chapter 3 Signal ConnectionsBNC-2140 User Manual 3-2 ni.comI/O ConnectorsTable 3-1 describes the pin assignments for the six external I/O BNCconnector

Chapter 3 Signal Connections© National Instruments Corporation 3-3 BNC-2140 User ManualFigure 3-1 illustrates the pin connections on the BNC-2140 68-p

Chapter 3 Signal ConnectionsBNC-2140 User Manual 3-4 ni.comNoteThis BNC-2140 pin assignment maps to the pin assignment of the DSA device youare connec

Chapter 3 Signal Connections© National Instruments Corporation 3-5 BNC-2140 User ManualCautionConnections that exceed any of the maximum ratings for i

Chapter 3 Signal ConnectionsBNC-2140 User Manual 3-6 ni.comCautionWhen you configure an analog output channel in the SE mode, the voltagebetween AOGND

© National Instruments Corporation 4-1 BNC-2140 User Manual4Theory of OperationThis chapter contains a functional overview of the BNC-2140.Functional

Chapter 4 Theory of OperationBNC-2140 User Manual 4-2 ni.comAnalog Input CircuitryThe BNC-2140 has four identical analog input channels.A principal fu

Worldwide Technical Support and Product Informationni.comNational Instruments Corporate Headquarters11500 North Mopac Expressway Austin, Texas 78759-3

Chapter 4 Theory of Operation© National Instruments Corporation 4-3 BNC-2140 User ManualAnalog OutputThe BNC-2140 has two analog output channels. The

© National Instruments Corporation A-1 BNC-2140 User ManualASpecificationsThis appendix lists the specifications of the BNC-2140 accessory. Allspecifi

Appendix A SpecificationsBNC-2140 User Manual A-2 ni.comVoltage compliance ...24 VExcitation overvoltage protection...

© National Instruments Corporation B-1 BNC-2140 User ManualBTechnical Support ResourcesWeb SupportNational Instruments Web support is your first stop

Appendix B Technical Support ResourcesBNC-2140 User Manual B-2 ni.comWorldwide SupportNational Instruments has offices located around the world to hel

© National Instruments Corporation G-1 BNC-2140 User ManualGlossaryPrefix Meanings Valuep- pico- 10–12m- milli- 10–3k- kilo- 103M- mega- 106Numbers/Sy

GlossaryBNC-2140 User Manual G-2 ni.comBBNC a type of coaxial signal connectorCCCelsiuschannel pin or wire lead to which you apply or from which you r

Glossary© National Instruments Corporation G-3 BNC-2140 User Manualdifferential input an analog input consisting of two terminals, both of which are i

GlossaryBNC-2140 User Manual G-4 ni.cominstrumentationamplifiera circuit whose output voltage with respect to ground is proportional to thedifference

Glossary© National Instruments Corporation G-5 BNC-2140 User ManualSs secondsSE single-ended—a term used to describe an analog input that is measuredw

Important InformationWarrantyThe BNC-2140 is warranted against defects in materials and workmanship for a period of one year from the date of shipment

© National Instruments Corporation I-1 BNC-2140 User ManualIndexNumbers+5 V signal, 68-pin connector signaldescriptions (table), 3-4A+ACH<0..3>

IndexBNC-2140 User Manual I-2 ni.comDIFF configurationanalog input circuitry, 4-3analog input signal connections, 3-5analog output, 4-4analog output s

Index© National Instruments Corporation I-3 BNC-2140 User ManualI/O connectors, 3-1 to 3-668-pin connector signal descriptions(table), 3-4analog conne

ConventionsThe following conventions are used in this manual:<> Angle brackets that contain numbers separated by an ellipsis represent arange of

© National Instruments Corporation v BNC-2140 User ManualContentsChapter 1IntroductionWhat You Need to Get Started ...

ContentsBNC-2140 User Manual vi ni.comGlossaryIndexFiguresFigure 2-1. Switch Settings and Signal Connections...

© National Instruments Corporation 1-1 BNC-2140 User Manual1IntroductionThis manual describes the electrical and mechanical aspects of theBNC-2140 acc

Chapter 1 IntroductionBNC-2140 User Manual 1-2 ni.comWhat You Need to Get StartedTo set up and use your BNC-2140 device, you will need the following:❑

Chapter 1 Introduction© National Instruments Corporation 1-3 BNC-2140 User ManualOptional EquipmentIf your application requires that you use transduce