NI PXI-7811R高性能数据采集模块
1.产 品 资 料 介 绍：
中文资料：
NI PXI-7811R是国家仪器（National Instruments）推出的一款高性能数据采集模块，主要用于实时测量和控制应用。以下是该产品的特点、使用方法以及参数详情的介绍：
NI PXI-7811R产品特点：
- 高性能：NI PXI-7811R采用先进的ADC（模数转换器）和DAC（数字模数转换器）技术，能够实现高精度的数据采集和输出。
- 高速采集：NI PXI-7811R模块支持多通道、高速采样，能够满足对快速变化信号的高要求。
- 多功能：除了数据采集和输出功能外，NI PXI-7811R还具备数字I/O和计数器/定时器功能，可用于各种测量和控制应用。
- PXI平台兼容：NI PXI-7811R模块采用PXI（PCI eXtensions for Instrumentation）总线接口，可与其他PXI设备无缝集成，形成强大的测试和测量系统。
- 灵活性：NI PXI-7811R支持多种编程环境，包括LabVIEW、C/C++、Python等，使用户可以根据自己的需求选择适合的开发工具。
NI PXI-7811R使用方法：
- 安装：将NI PXI-7811R插入PXI机箱中的合适插槽，并连接好所需的电源和信号线。
- 驱动程序：安装适用于您的操作系统的NI驱动程序，并确保其正常工作。
- 软件开发：选择适合您的编程环境（如LabVIEW、C/C++、Python），使用相应的开发工具进行编程。
- 配置和初始化：NI PXI-7811R在程序中配置和初始化NI PXI-7811R，设置采样率、通道配置、输入/输出模式等参数。
- 数据采集和控制：通过编程接口调用适当的函数或方法，开始数据采集和控制过程。
- 数据处理和分析：将采集到的数据导入到相应的分析工具中，进行处理和分析。
NI PXI-7811R参数详情：
- 通道数：16个单端或8个差分通道
- 采样率：最高1 MS/s（单通道）或500 kS/s（全通道）
- ADC分辨率：12位
- DAC分辨率：16位
- 输入电压范围：可配置为±10 V、±5 V、±2 V或±1 V
- 输出电压范围：可配置为±10 V、±5 V、±2 V或±1 V
- 数字I/O：8个输入/输出通道
- 计数器/定时器：2个计数器/定时器通道
- 总线接口：PXIe x1
英文资料：
NI PXI-7811R is a high-performance data acquisition module launched by National Instruments, mainly used for real-time measurement and control applications. The following is an introduction to the characteristics, usage methods, and parameter details of the product:
NI PXI-7811R Product Features:
High performance: NI PXI-7811R adopts advanced ADC (analog-to-digital converter) and DAC (digital analog-to-digital converter) technology, which can achieve high-precision data acquisition and output.
High speed acquisition: The NI PXI-7811R module supports multi-channel and high-speed sampling, which can meet the high requirements for rapidly changing signals.
Multi functional: In addition to data acquisition and output functions, NI PXI-7811R also has digital I/O and counter/timer functions, which can be used for various measurement and control applications.
PXI platform compatibility: The NI PXI-7811R module adopts a PXI (PCI eXtensions for Instrumentation) bus interface, which can seamlessly integrate with other PXI devices, forming a powerful testing and measurement system.
Flexibility: NI PXI-7811R supports multiple programming environments, including LabVIEW, C/C++, Python, etc., allowing users to choose suitable development tools according to their needs.
NI PXI-7811R Usage:
Installation: Insert the NI PXI-7811R into a suitable slot in the PXI chassis and connect the required power and signal cables.
Driver: Install the NI driver suitable for your operating system and ensure that it works properly.
Software development: Choose a programming environment that is suitable for you (such as LabVIEW, C/C++, Python), and use the corresponding development tools for programming.
Configuration and initialization: NI PXI-7811R configures and initializes NI PXI-7811R in the program, setting parameters such as sampling rate, channel configuration, input/output mode, etc.
Data collection and control: Start the data collection and control process by calling appropriate functions or methods through programming interfaces.
Data processing and analysis: Import the collected data into the corresponding analysis tools for processing and analysis.
NI PXI-7811R parameter details:
Number of channels: 16 single ended or 8 differential channels
Sampling rate: up to 1 MS/s (single channel) or 500 kS/s (full channel)
ADC resolution: 12 bits
DAC resolution: 16 bits
Input voltage range: configurable as ± 10 V, ± 5 V, ± 2 V, or ± 1 V
Output voltage range: configurable to ± 10 V, ± 5 V, ± 2 V, or ± 1 V
Digital I/O: 8 input/output channels
Counter/Timer: 2 counter/timer channels
Bus interface: PXIex1
2.产 品 展 示
3.主 营 品 牌
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