USER GUIDE AND SPECIFICATIONS
NI USB-9233
4-Channel, ±5 V, 24-Bit IEPE Analog Input Device
This user guide describes how to use the National Instruments USB-9233 
and lists the device specifications. 
Introduction
The NI USB-9233 data acquisition device provides a USB interface for 
four channels of 24-bit analog inputs with integrated signal conditioning. 
The NI USB-9233 consists of two components: an NI 9233 module and an 
NI USB-9162 carrier, as shown in Figure 1.
Figure 1.  NI USB-9233 Components
 
NI 9233
NI USB-9162
NI USB-9233
HI-Speed USB Carrier
N
I 
U
SB-9162
Hi-Speed USB Carrier
N
I 
U
SB-9162