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National Instruments Corporation
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Contents
Chapter 1
About the SCXI-1521/B
What You Need to Get Started ......................................................................................1-1
National Instruments Documentation ............................................................................1-3
Installing the Application Software, NI-DAQ, and the DAQ Device ...........................1-4
Installing the SCXI-1521/B ...........................................................................................1-4
Connecting the SCXI-1521/B to an E/M Series DAQ Device for
Multiplexed Scanning in a PXI/SCXI Combination Chassis .......................1-4
Verifying and Self-Testing the Installation .....................................................1-5
Chapter 3
Configuring and Testing
Common Software-Configurable Settings ......................................................3-1
Bridge Configuration ........................................................................3-1
Excitation Level ................................................................................3-1
Gain/Input Range ..............................................................................3-2
Fine Null Potentiometer ....................................................................3-2
Shunt Calibration Switches ...............................................................3-2
Modes of Operation ..........................................................................3-2
Creating a Strain Global Channel or Task ........................................3-3
Verifying the Signal in NI-DAQmx Using a Task or Global Channel ...........3-5
Wheatstone Bridges.........................................................................................4-1
Acronyms, Formulas, and Variable Definitions..............................................4-2