National Instruments TB-2676 Installation Instructions

INSTALLATION INSTRUCTIONS

NI TB-2676

Introduction

Caution

Ensure that power has not been applied to signals prior to connection. Only

trained and qualified service personnel should install and connect signals.

This guide describes how to install and connect signals to the

National Instruments TB-2676 terminal block. Use the ribbon cable

headers of the NI TB-2676 to access all channels of the NI PXI-2576

multiplexer for all configurations.

Refer to the NI Switches Getting Started Guide to determine when to install

the NI TB-2676.

To set up and use the NI TB-2676 terminal block, make sure you have the

following items:

❑

NI TB-2676 terminal block

❑

NI PXI-2576 switch module

❑

1/8 in. flathead screwdriver

❑

#1 Phillips screwdriver

❑

Eight 0.100 in. pitch 2 × 10 ribbon cable assemblies, or wire wrap

cable and tools

To connect signals to the terminal block, refer to Figure 1 and complete the

following steps:

Remove the terminal block top cover screw.

Gently lift the top cover off the terminal block.

Table of Contents

Do you have a question about the TB-2676 and is the answer not in the manual?

Page 1 Refer to the NI Switches Getting Started Guide to determine when to install the NI TB-2676. To set up and use the NI TB-2676 terminal block, make sure you have the following items: ❑ NI TB-2676 terminal block ❑...
Page 2 1 Terminal Block Top Cover 6 Strain-Relief Opening 2 Top Cover Screw 7 Strain-Relief Bar 3 Safety Ground Lug 8 Ribbon Cable Headers 4 Chassis Screws 9 Rear Connector 5 Strain-Relief Screws Figure 1. NI TB-2676 Terminal Block NI TB-2676 Installation Instructions ni.com...
Page 3 IF HAZARDOUS VOLTAGE IS PRESENT, TERMINAL WARNING: BLOCK MUST BE SECURELY MOUNTED TO THE PXI-2576 USING THE TWO CAPTIVE SCREWS. Figure 2. NI TB-2676 Terminal Reference Diagram Table 1 shows the COM configurations for each topology. Table 1. COM Configuration per Topology ×...
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