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197540A-02L

The USB-6251 by National Instruments is a PC-based DAQ with 8/16 analog inputs, 2 outputs, and multiple connector types, requiring calibration biennially.

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    Description

    The USB-6251 is a PC-based multifunction DAQ device manufactured by National Instruments. It carries the part number 197540A-02L and is designed to cater to a variety of data acquisition needs. This device offers a range of connector types, including Screw Terminal, BNC, and Mass Terminal, providing versatility for different types of signal connections.

    This model features 8 differential or 16 single-ended analog input channels, making it suitable for a wide range of measurement applications. The USB-6251 is capable of a sampling rate of 1.25 MS/s for a single channel and 1.00 MS/s for multiple channels, ensuring accurate and timely data collection across all channels. The input range of this device is quite flexible, accommodating ±1 V, ±2 V, ±5 V, ±10 V, ±0.1 V, ±0.2 V, and ±0.5 V, which allows for precise measurement of various signal levels. Additionally, its working voltage is rated at ±11 V (signal and common mode), with an input impedance of 10 GΩ.

    Before reaching its optimum performance, the USB-6251 requires a warm-up time of approximately 30 minutes. To maintain its accuracy and reliability, it is recommended to undergo calibration at least once in 2 years. Besides its impressive input capabilities, this device also offers 2 analog output channels, with an update rate of 2.86 MS/s for 1 channel, enabling efficient and effective signal output for various applications.

    Question 1: What is the part number of the USB-6251?
    Answer 1: 197540A-02L

    Question 2: How many analog input channels does the USB-6251 have?
    Answer 2: 8 differential or 16 single-ended

    Question 3: What is the maximum sampling rate for a single channel on the USB-6251?
    Answer 3: 1.25 MS/s

    Question 4: What types of connectors does the USB-6251 support?
    Answer 4: Screw Terminal, BNC, Mass Terminal

    Question 5: How often should the USB-6251 be calibrated?
    Answer 5: Every 2 years

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    Specification Details
    Part Number 197540A-02L
    Category PC-based Multifunction DAQ
    Model USB-6251
    Manufacturer National Instruments
    Connector Types Screw Terminal, BNC, Mass Terminal
    Analog Input Channels 8 differential or 16 single-ended
    Sampling Rate (Single Channel) 1.25 MS/s
    Sampling Rate (Multiple Channels) 1.00 MS/s
    Input Range ±1 V, ±2 V, ±5 V, ±10 V, ±0.1 V, ±0.2 V, ±0.5 V
    Working Voltage ±11 V (signal and common mode)
    Input Impedance 10 GΩ
    Warm-up Time 30 minutes
    Calibration Period At least once in 2 years
    Analog Output Channels 2
    Update Rate (1 Channel) 2.86 MS/s