© National Instruments Corporation vii SCB-68 Shielded Connector Block User Manual
ContentsAbout This Manual
Conventions...................................................................................................................xi
NI Documentation..........................................................................................................xii
Chapter 1
Introduction
What You Need to Get Started......................................................................................1-1
Quick Reference Label..................................................................................................1-2
Installing Cables............................................................................................................1-5
Using 68-Pin Cables........................................................................................1-5
Using 100-Pin Cables......................................................................................1-6
Configuring the SCB-68................................................................................................1-11
Safety Information.........................................................................................................1-11
Chapter 2
Parts Locator and Wiring Guide
Switch Configuration.....................................................................................................2-3
Chapter 3
Connecting Signals
Connecting Analog Input Signals..................................................................................3-1
Input Modes.....................................................................................................3-1
Nonreferenced or Floating Signal Sources......................................................3-3
Differential Inputs.............................................................................3-3
Single-Ended Inputs..........................................................................3-3
Ground-Referenced Signal Sources ................................................................3-4
Differential Inputs.............................................................................3-4
Single-Ended Inputs..........................................................................3-4
Differential Connection Considerations (DIFF Input Mode)..........................3-5
Differential Connections for Ground-Referenced Signal Sources....3-6
Differential Connections for Nonreferenced
or Floating Signal Sources.............................................................3-7
Using Bias Resistors...........................................................3-7