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182368F-01

The SCXI-1122 is a 16-channel isolated transducer multiplexer with 2 excitation channels, compatible with several boards, and features 4 Hz bandwidth.

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    Description

    The SCXI-1122 is designated with the part number 776572-22 and falls under the SCXI & Legacy category. This device is a 16-Channel Isolated Transducer Multiplexer designed for versatile applications. It features 16 isolated channels along with 2 isolated excitation channels, providing a broad range of connectivity options for various transducers.

    When it comes to operation modes, the SCXI-1122 offers flexibility with its Two-wire and Four-wire scan capabilities, ensuring compatibility with different sensor types. This multiplexer is designed to work with several compatible boards, including Lab-PC+, MIO-16, SCXI-1200, and PC-LPM-16, making it a versatile choice for integrating into existing setups.

    The input impedance of the SCXI-1122 is a robust 1 GΩ when powered on, and 100 kΩ when powered off, ensuring minimal interference with the measured signals. Its bandwidth can be selected between 4 Hz (-10 dB) or 4 kHz, depending on the application’s requirements, providing flexibility in signal processing.

    This device includes a 3-pole RC filter with a 4 Hz (-10 dB) cutoff and 60 dB at 4 Hz NMR, offering effective signal conditioning to improve measurement accuracy. It also features 2 output channels with an output voltage and current of 3.333 V ±0.04% and 1.0 mA ±0.04%, respectively, ensuring precise control over the connected transducers.

    Connectivity is facilitated through 50-pin male (rear) and 48-pin female (front) connectors, offering convenient and flexible connection options for both input and output signals. This makes the SCXI-1122 an ideal choice for a wide range of applications requiring high isolation, precise control, and flexible connectivity.

    Specification Detail
    Part Number 776572-22
    Category SCXI & Legacy
    Model SCXI-1122
    Description 16-Channel Isolated Transducer Multiplexer
    Channel Count 16 isolated channels + 2 isolated excitation channels
    Operation Modes Two-wire scan, Four-wire scan
    Compatible Boards Lab-PC+, MIO-16, SCXI-1200, PC-LPM-16
    Input Impedance 1 GΩ (Power On), 100 kΩ (Power Off)
    Bandwidth 4 Hz (-10 dB) or 4 kHz (software selectable)
    Filter 3-pole RC, 4 Hz (-10 dB) cutoff, 60 dB at 4 Hz NMR
    Output Channels 2
    Output Voltage & Current 3.333 V ±0.04%, 1.0 mA ±0.04%
    Connectors 50-pin male (rear), 48-pin female (front)

    Question 1: What is the part number for SCXI-1122?
    Answer 1: 776572-22

    Question 2: How many isolated channels does SCXI-1122 have?
    Answer 2: 16 isolated channels

    Question 3: What bandwidth options does SCXI-1122 offer?
    Answer 3: 4 Hz (-10 dB) or 4 kHz

    Question 4: What is the input impedance when SCXI-1122 is powered off?
    Answer 4: 100 kΩ

    Question 5: What connector types does SCXI-1122 use?
    Answer 5: 50-pin male (rear), 48-pin female (front)