描述
NI SCXI-1100产品详情
NI SCXI-1100是一款用于SCXI（信号调理和切换扩展）模块化系统的多路复用放大器模块。该模块由美国国家仪器（National Instruments，简称NI）制造，主要用于对传感器信号进行调理、放大和多路复用，以便于数据采集设备（如DAQ卡）进行测量。
以下是该模块的主要特点和功能：
产品类型：多路复用放大器模块
型号系列：SCXI
核心功能：
信号调理：能够对多种传感器信号进行调理，例如热电偶、热敏电阻、RTD、应变片和电压信号。它提供放大和滤波功能，以提高信号质量并减少噪声。
多路复用：具备多路复用器（Multiplexer）功能，允许用户通过一个单独的DAQ模块（如NI DAQ卡）顺序采集多个输入通道的信号。
高精度：提供高分辨率和高精度，确保测量结果的准确性。
隔离：部分型号提供通道间或通道与地之间的电气隔离，以防止地环路干扰并保护测量系统。
技术规格：
输入通道：通常具备32个单端输入通道或16个差分输入通道。
增益范围：提供可编程增益，以适应不同幅度的信号。
系统兼容性：需要与NI的SCXI机箱（如SCXI-1000）和DAQ硬件配合使用。
应用领域：
数据采集：在各种测试和测量应用中，用于采集来自大量传感器的信号。
工业自动化：用于监控生产线上的温度、压力、应变等物理量。
实验室研究：在研发和教育领域，用于科学实验和数据分析。
NI SCXI-1100 Product Details
The NI SCXI-1100 is a multiplexer amplifier module for the SCXI(Signal Conditioning and Switching eXtension)modular system.Manufactured by National Instruments(NI),this module is primarily designed to condition,amplify,and multiplex sensor signals for measurement with data acquisition devices(such as DAQ cards).
The following are the module’s key features and functions:
Product Type:Multiplexer Amplifier Module
Model Series:SCXI
Core Functions:
Signal Conditioning:Capable of conditioning a variety of sensor signals,such as thermocouples,thermistors,RTDs,strain gauges,and voltage signals.It provides amplification and filtering to improve signal quality and reduce noise.
Multiplexing:It provides multiplexer functionality,allowing users to sequentially acquire signals from multiple input channels using a single DAQ module(such as an NI DAQ card).
High Precision:Provides high resolution and precision,ensuring accurate measurement results.
Isolation:Select models provide electrical isolation between channels or between channels and ground to prevent ground loop interference and protect the measurement system.
Technical Specifications:
Input Channels:Typically 32 single-ended input channels or 16 differential input channels.
Gain Range:Provides programmable gain to accommodate signals of varying amplitudes.
System Compatibility:Requires use with NI SCXI chassis(such as the SCXI-1000)and DAQ hardware.
Applications:
Data Acquisition:Used in various test and measurement applications to acquire signals from a large number of sensors.
Industrial Automation:Used to monitor physical quantities such as temperature,pressure,and strain on production lines.
Laboratory Research:Used for scientific experiments and data analysis in R&D and education.
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