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NI SCXI -1366 Installation Guide
Terminal Block for the NI SCXI-1166
Introduction
Caution
This terminal block is rated for Measurement Category I and intended to carry
signal voltages no greater than 150 V. This module can withstand up to 800 V impulse
voltage. 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 (e.g., wall outlets) of
115 or 230 VAC. Refer to the NI Switches Getting Started Guide for more information on
measurement categories.
When hazardous voltages (>42.4 V
low-voltage (≤42.4 V
Conventions
™
This guide describes how to install and connect signals to the
National Instruments SCXI-1366 terminal block. Refer to the NI Switches
Getting Started Guide to determine when to install the terminal block.
The SCXI-1366 terminal block installs in front of the SCXI-1166 switch
module and has screw terminals that provide access to each of the 32 relays.
Connections for the trigger output and trigger input signals also are
available.
/60 VDC) cannot be connected to any other relay terminal.
pk
The following conventions are used in this guide:
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.
/60 VDC) are present on any relay terminal, safety
pk
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