Contents
© National Instruments Corporation vii Getting Started with SCXI
SCXI-1180 Feedthrough Panel........................................................................3-56
SCXI-1181 Breadboard Module......................................................................3-56
SCXI-2400 Serial Communications Module...................................................3-56
Baud Rate and Address Configuration..............................................3-57
SCXI Chassis.................................................................................................................3-58
SCXI-2000 Chassis with Serial Communications...........................................3-58
Baud Rate and Address Configuration..............................................3-58
SCXI-1000, SCXI-1000DC, and SCXI-1001 Chassis....................................3-58
Configure Your Software for Use with SCXI Products ................................................3-59
Example Programs..........................................................................................3-59
Chapter 4
Connecting and Using Accessories and Transducers
Connecting Signal Wires to the SCXI System ..............................................................4-1
SCXI-13XX Terminal Blocks..........................................................................4-4
TBX Terminal Blocks .....................................................................................4-4
Onboard Temperature Sensors for Cold-Junction Compensation...................4-5
Opening the SCXI-13XX Terminal Block.......................................................4-6
Connector-and-Shell Assemblies ....................................................................4-7
Connecting Transducers to the SCXI System................................................................4-7
Thermocouples ................................................................................................4-7
Using Thermocouples with the SCXI-1100......................................4-7
Using Thermocouples with the SCXI-1102......................................4-8
Using Thermocouples with the SCXI-1112, SCXI-1120,
SCXI-1121, SCXI-1122, and SCXI-1125......................................4-8
Noise and Filtering............................................................................4-9
Strain Gauges...................................................................................................4-9
RTDs................................................................................................................4-19
Excitation Channel Signal Connections on the SCXI-1122 .............4-22
Analog Circuitry in the SCXI-1122..................................................4-23
Analog Input Channels......................................................................4-24
Excitation Output Channels ..............................................................4-25
Analog Output Channel Signal Connections on the SCXI-1124 ....................4-28
Chassis Ground Connections...........................................................................4-31
LVDTs, RVDTs, and Resolvers......................................................................4-31
Connecting to LVDTs and RVDTs...................................................4-32
Synchronizing Channels ...................................................................4-33
Connecting to Resolvers ...................................................................4-35
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