描述
产品概述
NI USB-6003是一款紧凑型、即插即用的数据采集设备，它将模拟输入、模拟输出、数字I/O和计数器/定时器功能集成在一个小巧的封装中。用户无需打开计算机机箱进行安装，只需通过USB电缆将其连接到计算机，即可快速搭建数据采集系统，大大简化了系统搭建的复杂度和时间成本。
主要特性
模拟输入
多通道采集：具备8路差分模拟输入通道或16路单端模拟输入通道，用户可以根据实际需求灵活选择输入方式。差分输入方式能够有效抑制共模噪声，提高信号采集的精度和抗干扰能力，适用于对信号质量要求较高的应用场景；单端输入方式则适用于信号源与采集设备共地的简单系统。
高分辨率：分辨率为16位，能够提供较为精细的信号量化，可准确测量微小的信号变化。这对于需要高精度测量的应用，如传感器信号采集、生物医学信号监测等非常重要。
宽量程范围：输入量程范围为±10 V、±5 V、±1 V和±0.2 V，用户可以根据被测信号的幅度选择合适的量程，以获得最佳的测量精度。
高采样率：单通道最高采样率可达250 kS/s（千样本每秒），多通道采样时也能保持较高的采样速度，能够满足大多数常规数据采集应用的需求，如动态信号监测、振动分析等。
模拟输出
双通道输出：提供2路模拟输出通道，输出量程范围为±10 V，分辨率为16位。模拟输出功能可用于产生各种模拟信号，如激励信号、控制信号等，广泛应用于信号发生器、过程控制等领域。
更新速率：模拟输出更新速率可达833 kS/s，能够快速准确地更新输出信号，满足实时控制应用的要求。
数字I/O
多路数字通道：具备8条数字输入/输出（DIO）线，用户可以通过软件配置每条通道的方向（输入或输出）。数字I/O功能可用于与外部数字设备进行通信，如控制继电器、读取开关状态等，实现系统的逻辑控制和状态监测。
高速传输：数字I/O的传输速率较高，能够满足快速数字信号处理的需求，确保数据的实时传输和响应。
计数器/定时器
32位计数器：配备1个32位计数器/定时器，可用于频率测量、脉冲计数、事件计数、定时控制等应用。计数器具有较高的精度和分辨率，能够准确测量高速脉冲信号的频率和计数。
多种工作模式：支持多种计数器工作模式，如上升沿计数、下降沿计数、双向计数、频率测量模式等，用户可以根据实际需求选择合适的工作模式。
坚固耐用设计
工业级防护：采用工业级设计，具备一定的抗振动、抗冲击和防尘能力，能够在恶劣的工业环境中稳定运行。其工作温度范围为0°C至55°C，适应性强，可满足不同环境条件下的使用要求。
静电放电（ESD）保护：设备具备静电放电保护功能，能够有效防止静电对设备造成的损坏，提高设备的可靠性和使用寿命。
应用领域
实验室测试
在科研实验室中，NI USB-6003可用于各种物理量、化学量和生物量的测量，如温度、压力、流量、电压、电流、生物电信号等。通过连接相应的传感器，将非电信号转换为电信号，然后利用该设备进行采集和分析，为科研人员提供准确的实验数据。
工业自动化
在工业生产过程中，可用于设备状态监测、质量控制和过程控制。例如，通过采集生产线上设备的振动信号、温度信号等，实时监测设备的运行状态，及时发现设备故障隐患；对产品的尺寸、重量等参数进行测量，确保产品质量符合标准；根据采集到的生产过程数据，自动调整生产参数，实现生产过程的优化控制。
嵌入式系统开发
为嵌入式系统开发提供数据采集和控制接口。开发人员可以使用NI USB-6003采集外部环境的信号，作为嵌入式系统的输入；同时，通过模拟输出和数字I/O功能，控制外部设备的运行，实现嵌入式系统与外部环境的交互。
教育领域
在高校和职业院校的实验教学和科研中，NI USB-6003是一种理想的教学工具。它可以帮助学生快速搭建数据采集系统，开展各种实验课程，如电子电路实验、自动控制实验、传感器实验等，培养学生的实践能力和创新能力。
技术规格
项目详情
模拟输入通道8路差分/16路单端
模拟输入分辨率16位
模拟输入量程±10 V、±5 V、±1 V、±0.2 V
单通道最高采样率250 kS/s
模拟输出通道2路
模拟输出分辨率16位
模拟输出量程±10 V
模拟输出更新速率833 kS/s
数字I/O通道8条
计数器/定时器1个32位
工作温度0°C至55°C
接口类型USB 2.0
软件支持
NI LabVIEW：一种图形化编程环境，用户可以使用LabVIEW快速开发数据采集、分析和控制应用程序。LabVIEW提供了丰富的函数库和工具包，包括数据采集函数、信号处理函数、控制算法函数等，用户可以通过拖放图形化模块的方式，轻松实现复杂的应用程序开发。
NI Measurement&Automation Explorer（MAX）：一个系统配置和管理工具，用于配置NI USB-6003的硬件参数，如通道设置、采样率、触发方式等。通过MAX，用户可以方便地对设备进行检测、校准和调试，确保设备的正常运行。
Product Overview
NI USB-6003 is a compact,plug-and-play data acquisition device that integrates analog input,analog output,digital I/O,and counter/timer functions in a small package.Users do not need to open the computer case for installation.They can quickly build a data acquisition system by simply connecting it to the computer via a USB cable,which greatly simplifies the complexity and time cost of system construction.
Main Features
Analog Input
Multi-channel acquisition:With 8 differential analog input channels or 16 single-ended analog input channels,users can flexibly choose the input method according to actual needs.The differential input method can effectively suppress common-mode noise,improve the accuracy and anti-interference ability of signal acquisition,and is suitable for application scenarios with high signal quality requirements;the single-ended input method is suitable for simple systems where the signal source and the acquisition device share the same ground.
High Resolution:The resolution is 16 bits,which can provide more precise signal quantization and accurately measure small signal changes.This is very important for applications that require high-precision measurements,such as sensor signal acquisition and biomedical signal monitoring.
Wide range:The input range is±10 V,±5 V,±1 V and±0.2 V.Users can select the appropriate range according to the amplitude of the measured signal to obtain the best measurement accuracy.
High sampling rate:The maximum sampling rate of a single channel can reach 250 kS/s(thousand samples per second),and the sampling speed can be maintained at a high level when sampling multiple channels,which can meet the needs of most conventional data acquisition applications,such as dynamic signal monitoring,vibration analysis,etc.
Analog output
Dual-channel output:Provides 2 analog output channels with an output range of±10 V and a resolution of 16 bits.The analog output function can be used to generate various analog signals,such as excitation signals,control signals,etc.,and is widely used in signal generators,process control and other fields.
Update rate:The analog output update rate can reach 833 kS/s,which can quickly and accurately update the output signal to meet the requirements of real-time control applications.
Digital I/O
Multiple digital channels:With 8 digital input/output(DIO)lines,users can configure the direction(input or output)of each channel through software.The digital I/O function can be used to communicate with external digital devices,such as controlling relays,reading switch status,etc.,to achieve logical control and status monitoring of the system.
High-speed transmission:The digital I/O has a high transmission rate,which can meet the needs of fast digital signal processing and ensure real-time transmission and response of data.
Counter/Timer
32-bit counter:Equipped with 1 32-bit counter/timer,it can be used for applications such as frequency measurement,pulse counting,event counting,timing control,etc.The counter has high accuracy and resolution,and can accurately measure the frequency and count of high-speed pulse signals.
Multiple working modes:Supports multiple counter working modes,such as rising edge counting,falling edge counting,bidirectional counting,frequency measurement mode,etc.Users can choose the appropriate working mode according to actual needs.
Rugged and durable design
Industrial-grade protection:It adopts industrial-grade design,has certain vibration resistance,shock resistance and dust resistance,and can operate stably in harsh industrial environments.Its operating temperature range is 0°C to 55°C,with strong adaptability,which can meet the use requirements under different environmental conditions.
Electrostatic discharge(ESD)protection:The device has an electrostatic discharge protection function,which can effectively prevent damage to the device caused by static electricity and improve the reliability and service life of the device.
Application field
Laboratory testing
In scientific research laboratories,NI USB-6003 can be used to measure various physical,chemical and biological quantities,such as temperature,pressure,flow,voltage,current,bioelectric signals,etc.By connecting the corresponding sensors,non-electrical signals are converted into electrical signals,and then the device is used for collection and analysis to provide accurate experimental data for scientific researchers.
Industrial automation
In the industrial production process,it can be used for equipment status monitoring,quality control and process control.For example,by collecting vibration signals,temperature signals,etc.of equipment on the production line,the operating status of the equipment can be monitored in real time,and hidden dangers of equipment failure can be discovered in time;the size,weight and other parameters of the product are measured to ensure that the product quality meets the standards;according to the collected production process data,the production parameters are automatically adjusted to achieve optimized control of the production process.
Embedded system development
Provides data acquisition and control interfaces for embedded system development.Developers can use NI USB-6003 to collect signals from the external environment as inputs to embedded systems;at the same time,through analog output and digital I/O functions,they can control the operation of external devices and realize the interaction between embedded systems and the external environment.
Education
In experimental teaching and scientific research in colleges and vocational schools,NI USB-6003 is an ideal teaching tool.It can help students quickly build data acquisition systems and carry out various experimental courses,such as electronic circuit experiments,automatic control experiments,sensor experiments,etc.,to cultivate students’practical and innovative abilities.
Technical Specifications
Item Details
Analog input channels 8 differential/16 single-ended
Analog input resolution 16 bits
Analog input range±10 V,±5 V,±1 V,±0.2 V
Single channel maximum sampling rate 250 kS/s
Analog output channels 2
Analog output resolution 16 bits
Analog output range±10 V
Analog output update rate 833 kS/s
Digital I/O channels 8
Counter/timer 1 32 bits
Operating temperature 0°C to 55°C
Interface type USB 2.0
Software support
NI LabVIEW:A graphical programming environment that allows users to quickly develop data acquisition,analysis,and control applications.LabVIEW provides a rich library of functions and toolkits,including data acquisition functions,signal processing functions,control algorithm functions,etc.Users can easily develop complex applications by dragging and dropping graphical modules.
NI Measurement&Automation Explorer(MAX):A system configuration and management tool used to configure the hardware parameters of the NI USB-6003,such as channel settings,sampling rate,trigger mode,etc.With MAX,users can easily detect,calibrate,and debug the device to ensure the normal operation of the device.
