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INSTALLATION INSTRUCTIONS

NI SCXI -1339

Terminal Block for the NI SCXI-1129

This guide describes how to install and connect signals to the 
National Instruments SCXI-1339 terminal block to configure the 
SCXI-1129 switch module as a dual 4

×

32 matrix.

Screw terminals on the SCXI-1339 allow you to access each 4

×

32 matrix. 

The SCXI-1339 also contains terminals for scanner advanced output and 
external input trigger signals.

Refer to the 

NI Switches Getting Started Guide

 to determine when to install 

the terminal block. Visit 

ni.com/switches

 for information on other 

switching solutions.

Conventions

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.

This icon denotes a caution, which advises you of precautions to take to 
avoid injury, data loss, or a system crash. When this symbol is marked on a 
product, refer to the 

Read Me First: Safety and Radio-Frequency 

Interference 

document for information about precautions to take.

bold

Bold text denotes items that you must select or click in the software, such 
as menu items and dialog box options. Bold text also denotes parameter 
names.

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Summary of Contents for NI SCXI -1339

Page 1: ...ntions 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...

Page 2: ...To avoid damage in handling the terminal block take the following precautions Caution Never touch the exposed pins of connectors Ground yourself using a grounding strap or by touching a grounded obje...

Page 3: ...rement categories When hazardous voltages 42 4 Vpk 60 VDC are present on any relay terminal safety low voltage 42 4 Vpk 60 VDC cannot be connected to any other relay terminal 1 Prepare the signal wire...

Page 4: ...NI SCXI 1339 Installation Instructions 4 ni com Figure 1 SCXI 1339 Top Cover Diagram 1 Top Cover 2 Top Cover Screw 1 2...

Page 5: ...e following steps Note Install the SCXI 1129 if you have not already done so Refer to the NI Switches Getting Started Guide for more information 1 Plug the SCXI 1339 onto the front connector of the SC...

Page 6: ...1339 Terminal Block Specifications Maximum Working Voltage Maximum working voltage refers to the signal voltage plus the common mode voltage Channel to earth 150 V Installation Category I Channel to c...

Page 7: ...safety for electrical equipment for measurement control and laboratory use IEC 61010 1 EN 61010 1 UL 3111 1 UL 61010B 1 CAN CSA C22 2 No 1010 1 Note For UL and other safety certifications refer to th...

Page 8: ...he patents txt file on your CD or ni com patents 2001 2007 National Instruments Corporation All rights reserved 372792C Nov07 CE Compliance This product meets the essential requirements of applicable...

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