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322204B-01
©
Copyright 1998, 2000 National Instruments Corp. All rights reserved.
December 2000
INSTALLATION GUIDE
SCXI -1338 C
URRENT
I
NPUT
, H
IGH
-V
OLTAGE
T
ERMINAL
B
LOCK
This guide describes how to install and use the SCXI-1338 terminal block
with your SCXI-1120, SCXI-1120D, SCXI-1125, or SCXI-1126 module.
Introduction
The SCXI-1338 current input terminal block is a shielded terminal block
with screw terminals that connect to the SCXI-1120, SCXI-1120D,
SCXI-1125, and SCXI-1126 modules. The SCXI-1338 has eight 249
Ω
precision resistors to convert current to voltage when measuring 0–20 mA
and 4–20 mA process current sources.
The terminal block has 18 screw terminals for easy connection. Eight pairs
of screw terminals are for signal connection to the eight module inputs. One
pair of terminals connects to the SCXI chassis ground.
What You Need to Get Started
To set up and use your SCXI-1338 terminal block, you need the following
items:
❑
SCXI-1338 current input terminal block
❑
SCXI-1338 Current Input, High-Voltage Terminal Block
Installation Guide
❑
SCXI chassis
❑
One of the following modules:
–
SCXI-1120
–
SCXI-1120D
–
SCXI-1125
–
SCXI-1126
™
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