National Instruments NI 5911 Using the VirtualBench-SCOPE Soft Front Panel

Chapter 1 Taking Measurements with theNI 5911

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National Instruments Corporation 1-5 NI 5911 User Manual

Using the VirtualBench-SCOPE Soft Front Panel

The following sections describe how to perform simple analog input

measurements using the VirtualBench-SCOPE soft front panel.

Acquiring Data

When you launch VirtualBench-Scope, it operates in continuous run

mode. You can start acquiring signals with VirtualBench-Scope by

completing the following steps:

1. Connect a signal to Channel 0 of your NI 5911.

2. Configure VirtualBench-Scope.

a. Select General Settings from the Edit menu on the front panel.

b. Your NI 5911 is an IVI compliant device. To configure

VirtualBench-SCOPE to use your NI 5911, click on the IVI

Device Type Selector icon located in the Settings dialog box,

shown in Figure 1-3.

c. Select NI 5911 as the device you want to use from the Device

List located in the Settings dialog box, shown in Figure1-3. If

the NI 5911 does not appear in the Device list, make sure you

have properly configured the device using the Measurement &

Automation Explorer.

d. Click on OK to use these settings.

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Contents

Main Page Important Information Warranty Copyright Trademarks WARNING REGARDING MEDICAL AND CLINICAL USE OF NATIONAL INSTRUMENTS PRODUCTS Conventions ! Contents Chapter 1 Taking Measurements with the NI 5911 Chapter 2 Hardware Overview Page Taking Measurements with the NI 5911 Connecting Signals Introduction to the VirtualBench-Scope Soft Front Panel Soft Front Panel Features Page Using the VirtualBench-SCOPE Soft Front Panel Acquiring Data Page National Instruments Corporation 2-1 NI 5911 User Manual Hardware Overview Figure 2-1. NI 5911 Block Diagram Measurement Fundamentals Differential Input Grounding Considerations Input Ranges Input Impedance Input Bias Input Protection AC Coupling Measurement Modes Oscilloscope Mode Flexible Resolution Mode Acquisition System Calibration Internal Calibration External Calibration Triggering and Arming Analog Trigger Circuit Page Trigger Hold-Off Memory Multiple Record Errors During Acquisition RTSI Bus Trigger and Clock Lines PFI Lines PFI Lines as Inputs PFI Lines as Outputs Synchronization A Specifications NI 5911 Acquisition System Page Acquisition Characteristics Accuracy Common-Mode Characteristics Filtering Dynamic Range Noise (excluding input-referred noise) Distortion Timebase System Triggering Systems Acquisition Modes Power Requirements Physical Operating Environment Storage Environment EMC Compliance Calibration Digitizer Basics Understanding Digitizers Nyquist Theorem Analog Bandwidth Sample Rate Vertical Sensitivity ADC Resolution Record Length Triggering Options Making Accurate Measurements Appendix B Digitizer Basics National Instruments Corporation B-5 NI 5911 User Manual Figure B-5. Dynamic Range of an 8-Bit ADC with Three Different Gain Settings Page Page C Customer Communication Electronic Services Bulletin Board Support FTP Support Fax-on-Demand Support Telephone and Fax Support Country Telephone Fax Technical Support Form NI 5911 Hardware and Software Configuration Form National Instruments Products Other Products Documentation Comment Form Title: Edition Date: Part Number: Mail to: Technical Publications Fax to: Technical Publications Glossary Numbers/Symbols A B C D E F G H I M N O P R S T V W Index A B C D E F G H I M N O P R S T V