NI PXI-6239多通道数据采集和控制模块
1.产 品 资 料 介 绍：
中文资料：
NI PXI-6239是一款多通道数据采集和控制模块，属于National Instruments（NI）公司的产品系列之一。以下是对其产品特点、使用方法和参数详情的介绍：
产品特点：
- 多通道数据采集：PXI-6239提供了32个模拟输入通道和48个数字I/O通道，可同时采集多个信号或控制多个外部设备。
- 高速数据采集：模块支持高达400 kS/s的模拟采样速率，可满足对高速信号的采集需求。
- 精准时钟同步：具备高精度的时钟同步功能，可确保多个模块之间的数据采集和控制同步。
- 灵活的触发机制：支持多种触发模式，包括软件触发、硬件触发和数字边沿触发等，可根据具体应用需求进行配置。
- FPGA可编程性：模块内置FPGA芯片，可通过LabVIEW FPGA编程进行定制化的数据处理和控制。
- 多种接口：PXI-6239支持PCIe总线接口，可与PXI平台或计算机连接，方便进行数据传输和控制。
使用方法：
- 连接：将PXI-6239模块插入到合适的PXI槽位或PCIe插槽中，并确保连接稳固。
- 驱动安装：安装适用于PXI-6239的NI驱动和软件，确保系统能够正常识别和操作该模块。
- 配置参数：使用NI提供的开发环境（如LabVIEW或NI-DAQmx）进行配置，设置模拟输入范围、采样率、触发模式等参数。
- 数据采集和控制：编写相应的代码或使用可视化开发工具进行数据采集和控制应用程序的开发，利用模块提供的API进行数据读取、写入和控制操作。
- 数据处理和分析：根据具体应用需求，对采集到的数据进行处理、分析和可视化展示。
参数详情：
- 模拟输入通道：32个单端或16个差分通道
- 模拟输入范围：可配置为±10V、±5V、±2V、±1V
- 模拟输入分辨率：16位
- 模拟输入采样率：最大400 kS/s（单通道）
- 数字I/O通道：48个
- 数字I/O电平：可配置为TTL或LVTTL电平
- 数字I/O采样率：最大10 MS/s
英文资料：
NI PXI-6239 is a multi-channel data acquisition and control module that belongs to the product line of National Instruments (NI). The following is an introduction to its product features, usage methods, and parameter details:
Product features:
Multi channel data acquisition: PXI-6239 provides 32 analog input channels and 48 digital I/O channels, which can simultaneously collect multiple signals or control multiple external devices.
High speed data acquisition: The module supports an analog sampling rate of up to 400 kS/s, which can meet the requirements for high-speed signal acquisition.
Accurate clock synchronization: With high-precision clock synchronization function, it can ensure data collection and control synchronization between multiple modules.
Flexible triggering mechanism: Supports multiple triggering modes, including software triggering, hardware triggering, and digital edge triggering, which can be configured according to specific application requirements.
FPGA programmability: The module is equipped with an FPGA chip, which can be customized for data processing and control through LabVIEW FPGA programming.
Multiple interfaces: PXI-6239 supports PCIe bus interfaces and can be connected to PXI platforms or computers for convenient data transmission and control.
usage method:
Connection: Insert the PXI-6239 module into a suitable PXI slot or PCIe slot and ensure a secure connection.
Driver installation: Install the NI driver and software suitable for PXI-6239 to ensure that the system can recognize and operate the module normally.
Configuration parameters: Use the development environment provided by NI (such as LabVIEW or NI-DAQmx) for configuration, and set parameters such as analog input range, sampling rate, trigger mode, etc.
Data collection and control: Write corresponding code or use visual development tools to develop data collection and control applications, and use the API provided by the module for data reading, writing, and control operations.
Data processing and analysis: Process, analyze, and visualize the collected data according to specific application requirements.
Parameter details:
Analog input channels: 32 single ended or 16 differential channels
Analog input range: configurable to ± 10V, ± 5V, ± 2V, ± 1V
Analog input resolution: 16 bits
Analog input sampling rate: maximum 400 kS/s (single channel)
Digital I/O channels: 48
Digital I/O level: configurable as TTL or LVTTL level
Digital I/O sampling rate: maximum 10 MS/s
2.产 品 展 示
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