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NI SCXI-1122

16-Channel Isolated Multiplexer Module

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  • Shunt calibration
  • Isolated analog inputs
  • Lowpass filtering
  • Signal inputs from millivolts to ±250 V
  • NI-DAQmx measurement services software to simplify configuration and measurements


Use the "Configure System" link above to configure an SCXI DAQ system based on this module.

The NI SCXI-1122 is designed for a wide variety of sensor and signal inputs requiring isolation. It provides a single isolation amplifier, filter, and excitation source for all channels. The SCXI-1122 offers 250 Vrms working isolation and can acquire strain, RTD, thermocouple, millivolt, volt, 250 V, 0 to 20 mA, and 4 to 20 mA current input signals. It can also multiplex its channels into a single channel of the DAQ device, and you can add modules to increase channel count.

An SCXI chassis is required to house the SCXI modules. The NI SCXI-1000 chassis can hold up to four modules while the NI SCXI-1001 can hold up to 12. You can choose NI X Series, M Series, E Series, or S Series DAQ modules for controlling the chassis.

Specifications Documents

Specifications Summary

General
Product Name SCXI-1122
Product Family Signal Conditioning
Form Factor SCXI
Part Number 776572-22
Operating System/Target Real-Time , Linux , Windows
LabVIEW RT Support Yes
Measurement Type Temperature , RTD , Strain/Bridge-based sensor , Thermocouple , Voltage , Current
Isolation Type Ch-Ch Isolation
RoHS Compliant No
Signal Conditioning Cold-junction compensation , Voltage excitation , Low-pass filtering , 0-20 mA current input
Analog Input
Channels 0 , 16
Single-Ended Channels 0
Differential Channels 16
Sample Rate 100 S/s
Bandwidth 4 kHz
Max Voltage 250 V
Maximum Voltage Range -250 V - 250 V
Minimum Voltage Range -5 mV - 5 mV
Simultaneous Sampling No
Input Impedance 1 GOhm
Available Filters 4 kHz , 4 Hz
Excitation Current 1 mA
Excitation Voltage 3.33 V
Bridge Configurations Full Bridge , Quarter Bridge , Half Bridge
Analog Output
Channels 0
Digital I/O
Bidirectional Channels 0
Input-Only Channels 0
Output-Only Channels 0
Counter/Timers
Counters 0
Physical Specifications
Length 20.3 cm
Width 17.3 cm
Height 3 cm
I/O Connector Screw terminals
Minimum Operating Temperature 0 °C
Maximum Operating Temperature 50 °C
Minimum Storage Temperature -20 °C
Maximum Storage Temperature 70 °C
Timing/Triggering/Synchronization
Triggering Digital , Analog
Triggers cDAQ Chassis No
most popular item most popular item(s)
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Extended Warranties

National Instruments designs and manufactures all products to minimize failures, however unexpected failures can still occur. Extended warranties provide a fixed economical price at the time of system purchase, covering any repair costs for up to three years. In addition, they offer the following benefits:

  • Significant cost savings compared to individual repair incidents
  • Fault location, diagnostics, and repair by NI any time the system product fails
  • All parts and labor costs covered as well as any adjustments needed to restore the hardware to manufacturing specifications

For more information about your warranty options:

Calibration

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Repair Services

Return your registered product under warranty at no additional labor and parts cost. NI offers fault location, diagnostics, and repair any time the system fails as well as any adjustments needed to restore the hardware to manufacturing specifications.

Technical Support

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