NI PXIe-6124

-触发模式:模拟边沿、数字触发(支持PXI星触发同步);

-信号路由:通过PXIe_DSTARA/B/C实现跨模块信号互联。

接口与系统兼容性

总线接口:PXI Express x4(理论带宽5 GT/s);

物理连接:

-BNC接头(模拟输入/输出);

-DB-37接头(数字I/O与计数器);

兼容性:

-支持与NI PXIe-6363、PXIe-4461等模块构建混合系统。

软件支持与开发工具

驱动程序:NI-DAQmx 17.0及以上版本(支持多线程与实时控制);

分类: 品牌:

描述

产品概述

NI PXIe-6124是美国国家仪器(NI)推出的PXI Express多功能数据采集(DAQ)模块,专为高通道数同步采集与混合信号处理设计。其集成模拟输入/输出、数字I/O及计数器功能,适用于工业自动化、振动分析及多信号协同测试场景。

核心参数与功能

模拟输入模块

-通道配置:4通道同步采样,16位分辨率;

-采样速率:单通道/多通道均支持4 MS/s(最大持续速率);

-输入范围:±10 V(默认,支持软件调整);

-抗混叠滤波:硬件级抗混叠滤波器(截止频率可配)。

模拟输出模块

-通道配置:2通道,16位分辨率;

-更新速率:单通道4 MS/s,双通道2.5 MS/s;

-输出范围:±10 V。

数字I/O与计数器

-数字I/O:24条独立可编程线路(兼容TTL电平);

-计数器/定时器:2个32位计数器(支持PWM、频率测量等)。

触发与同步

-触发模式:模拟边沿、数字触发(支持PXI星触发同步);

-信号路由:通过PXIe_DSTARA/B/C实现跨模块信号互联。

接口与系统兼容性

总线接口:PXI Express x4(理论带宽5 GT/s);

物理连接:

-BNC接头(模拟输入/输出);

-DB-37接头(数字I/O与计数器);

兼容性:

-支持与NI PXIe-6363、PXIe-4461等模块构建混合系统。

软件支持与开发工具

驱动程序:NI-DAQmx 17.0及以上版本(支持多线程与实时控制);

集成开发环境:

-LabVIEW SignalExpress(交互式数据记录与分析);

-TestStand(自动化测试框架集成)。

典型应用场景

工业测试:

-多传感器同步采集(如压力、温度信号);

-电机控制闭环测试(结合PWM输出与计数器反馈);

科研实验:

-振动信号动态捕获(高采样率支持高频分析);

-实时信号生成与响应验证(如声学实验)。

Product Overview

NI PXIe-6124 is a PXI Express multi-function data acquisition(DAQ)module launched by National Instruments(NI),designed for high-channel synchronous acquisition and mixed signal processing.It integrates analog input/output,digital I/O and counter functions,and is suitable for industrial automation,vibration analysis and multi-signal collaborative testing scenarios.

Core parameters and functions

Analog input module

-Channel configuration:4-channel synchronous sampling,16-bit resolution;

-Sampling rate:Single channel/multi-channel support 4 MS/s(maximum sustained rate);

-Input range:±10 V(default,software adjustment is supported);

-Anti-aliasing filter:Hardware-level anti-aliasing filter(cutoff frequency can be matched).

Analog output module

-Channel configuration:2 channels,16-bit resolution;

-Update rate:single channel 4 MS/s,dual channel 2.5 MS/s;

-Output range:±10 V.

Digital I/O and Counter

-Digital I/O:24 independent programmable lines(compatible with TTL level);

-Counter/Timer:2 32-bit counters(supports PWM,frequency measurement,etc.).

Trigger and synchronization

-Trigger mode:analog edge,digital trigger(supports PXI star trigger synchronization);

-Signal routing:Cross-module signal interconnection is realized through PXIe_DSTARA/B/C.

Interface and system compatibility

Bus interface:PXI Express x4(theoretical bandwidth 5 GT/s);

Physical connection:

-BNC connector(analog input/output);

-DB-37 connector(digital I/O and counter);

compatibility:

-Supports the construction of hybrid systems with NI PXIe-6363,PXIe-4461 and other modules.

Software Support and Development Tools

Driver:NI-DAQmx 17.0 and above(supports multi-threading and real-time control);

Integrated development environment:

-LabVIEW SignalExpress(interactive data recording and analysis);

-TestStand(automated test framework integration).

Typical application scenarios

Industrial testing:

-Multi-sensor synchronous acquisition(such as pressure and temperature signals);

-Motor control closed-loop test(combined with PWM output and counter feedback);

Scientific research experiments:

-Dynamic capture of vibration signals(high sampling rate supports high frequency analysis);

-Real-time signal generation and response verification(such as acoustic experiments).