NI PXI-6122多功能數(shù)據(jù)采集模塊
1.產(chǎn) 品 資 料 介 紹：
中文資料：
NI PXI-6122是一款高性能的多功能數(shù)據(jù)采集模塊，主要用于測(cè)量、監(jiān)測(cè)和控制應(yīng)用。下面是該產(chǎn)品的特點(diǎn)介紹、使用方法以及參數(shù)詳情：
產(chǎn)品特點(diǎn)：
- 高性能：NI PXI-6122采用了高速模數(shù)轉(zhuǎn)換技術(shù)，提供了16位的分辨率和100 MS/s的采樣速率，能夠?qū)崿F(xiàn)高精度和高速的數(shù)據(jù)采集。
- 多通道：該模塊具有16個(gè)單獨(dú)的模擬輸入通道，可以同時(shí)采集多個(gè)信號(hào)源的數(shù)據(jù)，滿(mǎn)足多通道數(shù)據(jù)采集的需求。
- 多功能：除了模擬輸入通道，NI PXI-6122還具有數(shù)字I/O通道和計(jì)時(shí)器/計(jì)數(shù)器通道，可以實(shí)現(xiàn)數(shù)字信號(hào)的輸入輸出和計(jì)時(shí)計(jì)數(shù)功能。
- 靈活性：該模塊采用了PXI總線(xiàn)接口，可以與其他PXI設(shè)備進(jìn)行靈活組合和擴(kuò)展，構(gòu)建復(fù)雜的測(cè)量和控制系統(tǒng)。
- 高精度時(shí)鐘：內(nèi)部時(shí)鐘源提供了高精度的時(shí)序控制，確保數(shù)據(jù)采集的準(zhǔn)確性和同步性。
使用方法：
- 安裝：將NI PXI-6122插入PXI機(jī)箱的合適槽位，并連接所需的電纜和傳感器。
- 驅(qū)動(dòng)程序：安裝NI-DAQmx驅(qū)動(dòng)程序，并使用相應(yīng)的編程環(huán)境（如LabVIEW、Python等）進(jìn)行配置和控制。
- 配置：使用驅(qū)動(dòng)程序提供的API或開(kāi)發(fā)環(huán)境，配置輸入通道、采樣率、觸發(fā)方式等參數(shù)。
- 數(shù)據(jù)采集：通過(guò)編程方式啟動(dòng)數(shù)據(jù)采集，將模擬信號(hào)轉(zhuǎn)換為數(shù)字?jǐn)?shù)據(jù)，并進(jìn)行后續(xù)處理、分析或存儲(chǔ)。
參數(shù)詳情：
- 模擬輸入通道：16個(gè)單獨(dú)的差分或單端輸入通道
- 采樣率：最大100 MS/s
- 分辨率：16位
- 輸入范圍：可選±10 V、±5 V、±2 V、±1 V
- 輸入帶寬：250 kHz
- 數(shù)字I/O通道：8個(gè)TTL I/O通道
- 計(jì)時(shí)器/計(jì)數(shù)器通道：2個(gè)32位計(jì)時(shí)器/計(jì)數(shù)器通道
- 外部觸發(fā)：支持軟件和硬件觸發(fā)方式
- PXI總線(xiàn)接口：PCI Express x1接口
- 驅(qū)動(dòng)程序：支持NI-DAQmx驅(qū)動(dòng)程序
英文資料：
NI PXI-6122 is a high-performance multifunctional data acquisition module primarily used for measurement, monitoring, and control applications. The following is an introduction to the features, usage methods, and parameter details of the product:
Product features:
High performance: NI PXI-6122 adopts high-speed analog-to-digital conversion technology, providing a resolution of 16 bits and a sampling rate of 100 MS/s, enabling high-precision and high-speed data acquisition.
Multi channel: This module has 16 separate analog input channels, which can simultaneously collect data from multiple signal sources, meeting the needs of multi-channel data acquisition.
Multi functional: In addition to analog input channels, NI PXI-6122 also has digital I/O channels and timer/counter channels, which can achieve digital signal input and output, as well as timing and counting functions.
Flexibility: This module adopts a PXI bus interface, which can be flexibly combined and expanded with other PXI devices to build complex measurement and control systems.
High precision clock: The internal clock source provides high-precision timing control, ensuring the accuracy and synchronization of data collection.
usage method:
Installation: Insert NI PXI-6122 into a suitable slot in the PXI chassis and connect the required cables and sensors.
Driver: Install the NI-DAQmx driver and use the corresponding programming environment (such as LabVIEW, Python, etc.) for configuration and control.
Configuration: Use the API or development environment provided by the driver to configure parameters such as input channel, sampling rate, and triggering method.
Data collection: Initiate data collection through programming, convert analog signals into digital data, and perform subsequent processing, analysis, or storage.
Parameter details:
Analog input channels: 16 separate differential or single ended input channels
Sampling rate: maximum 100 MS/s
Resolution: 16 bits
Input range: optional ± 10 V, ± 5 V, ± 2 V, ± 1 V
Input bandwidth: 250 kHz
Digital I/O channels: 8 TTL I/O channels
Timer/counter channels: 2 32-bit timer/counter channels
External triggering: Supports software and hardware triggering methods
PXI bus interface: PCI Express x1 interface
Driver: Supports NI-DAQmx driver
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