NI SCXI-1333 Installation Instructions Manual

Terminal block for the ni scxi-1129

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INSTALLATION INSTRUCTIONS
NI SCXI -1333
Terminal Block for the NI SCXI-1129
Conventions
»
This guide describes how to install and connect signals to the
National Instruments SCXI-1333 terminal block to configure the
SCXI-1129 switch module as a quad 4 × 16 matrix.
You can use the SCXI-1333 with the SCXI-1129 to create four,
4 × 16 matrices. The SCXI-1333 is a general-purpose terminal block
that gives you access to all row and column connections. Because of
the general-purpose nature of this terminal block, you can combine the
rows and/or columns to create many different matrix configurations.
Spring terminals on the SCXI-1333 allow you to access each 4 × 16 matrix.
The SCXI-1333 provides terminals for scanner advanced output and
external input trigger signals and contains two 128-pin DIN connectors
for connecting columns between modules.
Refer to the NI Switches Getting Started Guide to determine when to install
the terminal block. Visit
switching solutions.
The following conventions are used in this guide:
The » symbol leads you through nested menu items and dialog box options
to a final action. The sequence File»Page Setup»Options directs you to
pull down the File menu, select the Page Setup item, and select Options
from the last dialog box.
This icon denotes a note, which alerts you to important information.
for information on other
ni.com/switches

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Summary of Contents for NI SCXI-1333

  • Page 1 Spring terminals on the SCXI-1333 allow you to access each 4 × 16 matrix. The SCXI-1333 provides terminals for scanner advanced output and external input trigger signals and contains two 128-pin DIN connectors for connecting columns between modules.
  • Page 2 Remove the terminal block from the package and inspect the terminal block for loose components or any sign of damage. Notify NI if the terminal block appears damaged in any way. Do not install a damaged terminal block into your system.
  • Page 3: Connect Signals

    Do not use this module for connection to signals or for measurements within Categories II, III, or IV. Do not connect to MAINS supply circuits (for example, wall outlets) of 115 or 230 VAC. Refer to the NI Switches Getting Started Guide for more information on measurement categories.
  • Page 4 Tighten the two screws on the strain-relief assembly to secure the cables. Reinstall the top cover. 10. Replace the top cover screw. 1 Top Cover 2 Top Cover Screw Figure 1. SCXI-1333 Top Cover Diagram NI SCXI-1333 Installation Instructions ni.com...
  • Page 5 1 Spring Terminals 5 Spring Pad 2 Column Connectors 6 Strain-Relief Screw 3 Rear Connector 7 Strain-Relief Bar 4 Thumbscrew 8 Safety Ground Lug Figure 2. SCXI-1333 Parts Locator Diagram © National Instruments Corporation NI SCXI-1333 Installation Instructions...
  • Page 6: Install The Terminal Block

    To connect the SCXI-1333 to the SCXI-1129 front panel, refer to Figure 3 and complete the following steps: Install the SCXI-1129 if you have not already done so. Refer to the NI Switches Note Getting Started Guide for more information.
  • Page 7 5. Expand the Number of Rows The SCXI-1333 offers convenient methods for expanding the number of rows of a matrix using two or more SCXI-1333 terminal blocks. When using matrix expansion plugs, only connect terminal blocks of the same Caution type.
  • Page 8: Specifications

    The SCXI-1333 configures the SCXI-1129 as four separate 4 × 16 matrices. Connecting two SCXI-1333 terminal blocks as described above creates four separate 8 × 16 matrices. Specifications Maximum Working Voltage Maximum working voltage refers to the signal voltage plus the common-mode voltage.
  • Page 9: Electromagnetic Compatibility

    NI recognizes that eliminating certain hazardous substances from our products is beneficial not only to the environment but also to NI customers. For additional environmental information, refer to the NI and the Environment Web page at .
  • Page 10 National Instruments, NI, ni.com, and LabVIEW are trademarks of National Instruments Corporation. Refer to the Terms of Use section on ni.com/legal for more information about National Instruments trademarks. Other product and company names mentioned herein are trademarks or trade names of their respective companies. For patents covering National Instruments products, refer to the appropriate location: Help»Patents in your software, the patents.txt file on your CD, or ni.com/patents.

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