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198105B-07L

The USB-6281 by National Instruments is a PC-based Multifunction DAQ with 18-bit ADC, 16-bit DAC, and up to 625 kS/s sampling rate.

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    Description

    The product with the part number 198105B-07L falls under the category of PC-based Multifunction DAQ and is identified by the model USB-6281. It is compatible with several other part numbers, including 780054-01, 780054-07, 780053-04, 780053-01, and 780054-04. This device is manufactured by National Instruments, a leader in the field of measurement and automation.

    It features 16 single-ended or 8 differential analog input channels, providing flexibility for various data acquisition needs. The 18-bits ADC resolution ensures high precision in measurements. When operating on a single channel, the maximum sample rate can reach up to 625 kS/s, while for multiple channels, it can achieve up to 500 kS/s.

    The device is designed with robust overvoltage protection mechanisms, offering protection of ±25 V when the device is on and ±15 V when it is off. The input current in an overvoltage condition is limited to ±25 mA max per AI pin, and the input bias current is specified as ±100 pA. Additionally, it boasts 2 analog output channels with a 16-bits DAC resolution, enabling precise control signals to be generated for a variety of applications.

    Question 1: What is the ADC resolution of USB-6281?
    Answer 1: 18-bits

    Question 2: What is the max sampling rate for a single channel on the USB-6281?
    Answer 2: 625 kS/s

    Question 3: How many analog input channels does the USB-6281 have?
    Answer 3: 16 single-ended or 8 differential

    Question 4: What is the DAC resolution of the USB-6281?
    Answer 4: 16-bits

    Question 5: What is the overvoltage protection of the USB-6281 when on?
    Answer 5: ±25 V

    Specification Detail
    Part Number 198105B-07L
    Category PC-based Multifunction DAQ
    Model USB-6281
    Compatible Part Numbers 780054-01, 780054-07, 780053-04, 780053-01, 780054-04
    Manufacturer National Instruments
    Analog Input Channels 16 single-ended or 8 differential
    ADC Resolution 18-bits
    Sample Rate (Single Channel) 625 kS/s max
    Sample Rate (Multiple Channels) 500 kS/s max
    Overvoltage Protection (Device On) ±25 V
    Overvoltage Protection (Device Off) ±15 V
    Input Current (Overvoltage Condition) ±25 mA max/AI pin
    Input Bias Current ±100 pA
    Analog Output Channels 2
    DAC Resolution 16-bits