Barcode Reader User Manual

© National Instruments Corporation v SC-2043-SG User Manual
Contents
About This Manual
............................................................................................................... ix
Organization of This Manual ............................................................................................ ix
Conventions Used in This Manual.................................................................................... x
National Instruments Documentation ............................................................................... x
Related Documentation .................................................................................................... xi
Customer Communication ................................................................................................ xi
Chapter 1
Introduction
.......................................................................................................................... 1-1
About the SC-2043-SG .................................................................................................. 1-1
What You Need to Get Started ...................................................................................... 1-1
Software Programming Choices .................................................................................... 1-2
LabVIEW and LabWindows/CVI Application Software .................................. 1-2
NI-DAQ Driver Software................................................................................... 1-2
Register-Level Programming............................................................................. 1-3
Optional Equipment ....................................................................................................... 1-3
Unpacking ...................................................................................................................... 1-4
Chapter 2
Installation and Configuration
....................................................................................... 2-1
Installation...................................................................................................................... 2-1
Board Configuration ...................................................................................................... 2-1
Power Supply Selection ..................................................................................... 2-3
Onboard/External Excitation Selection.............................................................. 2-4
Local Excitation Sense Selection....................................................................... 2-5
MIO or MIO E Series Boards ................................................................ 2-5
Lab/1200 Series Boards ......................................................................... 2-6
Bridge Completion Selection ............................................................................. 2-7
Chapter 3
Signal Connections
............................................................................................................. 3-1
I/O Connector Pin Description....................................................................................... 3-1
Screw Terminal Description .......................................................................................... 3-6
Analog Input Connections ................................................................................. 3-7
Sensor Connection to the SC-2043-SG.................................................. 3-7
Full-Bridge Connection.............................................................. 3-8
Half-Bridge Connection............................................................. 3-8
Quarter-Bridge Connection........................................................ 3-9
Offset Nulling ................................................................................................................ 3-9
Offset Nulling Adjustment................................................................................. 3-9
Nulling Range Adjustment................................................................................. 3-10
Other Connection Considerations .................................................................................. 3-11