描述
产品概述
NI PCI-6229是美国国家仪器（NI）推出的高性能多功能数据采集卡，基于M系列DAQ技术设计，适用于高速数据采集、复杂信号处理及工业控制场景。其集成模拟输入/输出、数字I/O、计数器/定时器等功能，支持多任务同步操作，广泛应用于自动化测试、实验室测量及控制系统开发。
核心功能与特性
模拟输入（AI）
-通道配置：16差分或32单端模拟输入通道；
-分辨率与采样率：16位分辨率，单通道/多通道均支持250 kS/s最大采样速率；
-输入范围：±0.2 V、±1 V、±5 V、±10 V（可编程增益调整）；
-精度与抗干扰：
-CMRR（50/60 Hz）达92 dB；
-输入阻抗>10 GΩ（设备开启时）。
模拟输出（AO）
-通道配置：4路16位分辨率模拟输出；
-更新速率：单通道833 kS/s（最高）。
数字I/O与计数器
-数字I/O：48路双向可编程DIO（支持32条时钟线，1 MHz速率）；
-计数器/定时器：2个32位增强型计数器（支持脉冲计数、频率测量、PWM生成等）。
触发与同步
-触发模式：支持数字触发（Digital Trigger）与外部时钟同步；
-多模块同步：通过PXI星触发（Star Trigger）实现高精度同步（需搭配PXI机箱）。
技术参数
|类别|规格|
|总线接口|PCI局部总线（兼容32位/64位PCI插槽）|
|功耗|典型值<15 W|
|工作温度|0°C–55°C（工业级温度范围）|
|过压保护|±25 V（设备开启时），±15 V（设备关闭时）|
|校准技术|NI-mCAL自动校准（提升测量精度达5倍）|
软件与开发支持
驱动程序：NI-DAQmx 17.0及以上版本（支持多线程与DMA传输）；
配置工具：Measurement&Automation Explorer（MAX）简化通道配置与信号调理；
兼容性：支持LabVIEW、LabWindows/CVI等开发环境。
Product Overview
NI PCI-6229 is a high-performance multi-function data acquisition card launched by National Instruments(NI).It is designed based on M series DAQ technology and is suitable for high-speed data acquisition,complex signal processing and industrial control scenarios.It integrates analog input/output,digital I/O,counter/timer and other functions,supports multi-task synchronous operation,and is widely used in automated testing,laboratory measurement and control system development.
Core functions and features
Analog input(AI)
-Channel configuration:16 differential or 32 single-ended analog input channels;
-Resolution and sampling rate:16-bit resolution,single channel/multi-channel support a maximum sampling rate of 250 kS/s;
-Input range:±0.2 V,±1 V,±5 V,±10 V(programmable gain adjustment);
-Accuracy and anti-interference:
-CMRR(50/60 Hz)up to 92 dB;
-Input impedance>10 GΩ(When the device is turned on).
Analog output(AO)
-Channel configuration:4-channel 16-bit resolution analog output;
-Update rate:Single channel 833 kS/s(maximum).
Digital I/O and Counter
-Digital I/O:48-way bidirectional programmable DIO(supports 32 clock lines,1 MHz rate);
-Counter/Timer:2 32-bit enhanced counters(supports pulse counting,frequency measurement,PWM generation,etc.).
Trigger and synchronization
-Trigger mode:Supports digital triggering(Digital Trigger)synchronization with external clock;
-Multi-module synchronization:High-precision synchronization is achieved through PXI star trigger(need to be paired with PXI chassis).
Technical parameters
|Category|Specifications|
|Bus interface|PCI local bus(compatible with 32-bit/64-bit PCI slots)|
|Power Consumption|Typical Value<15 W|
|Operating temperature|0°C–55°C(industrial temperature range)|
|Overvoltage protection|±25 V(When the device is turned on),±15 V(When the device is turned off)|
|Calibration technology|NI-mCAL automatic calibration(improve measurement accuracy by up to 5 times)|
Software and development support
Driver:NI-DAQmx 17.0 and above(supports multi-threading and DMA transmission);
Configuration tools:Measurement&Automation Explorer(MAX)simplifies channel configuration and signal conditioning;
Compatibility:Supports development environments such as LabVIEW,LabWindows/CVI.
