Description
The SCXI-1121, part number 776572-21, falls within the SCXI & Legacy category. It is described as a 4-Channel Isolation Amplifier with Excitation, Hardware Only. This module supports a variety of input signal types, including Strain, RTD, Thermocouple, mV, V, and Current, making it a versatile choice for diverse applications. The output range of the SCXI-1121 is specified as ±5 V, and it offers two output modes: Parallel-Output Mode and Multiplexed-Output Mode.
Compatibility is a key feature of the SCXI-1121, as it supports various boards such as NI MIO-16, Lab-PC+, Lab-NB, Lab-PC, Lab-LC, and PC-LPM-16, although some limitations apply. The device is driven by NIDAQmx software and is programmable through environments like LabVIEW and LabWindows/CVI, enhancing its flexibility and usability. Weighing 23.5 oz and measuring 1.2 x 6.8 x 7.4 inches, the SCXI-1121 is compact and manageable for various setups. Despite its Obsolete Status, announced by National Instruments, it remains available from Apex Waves, ensuring support for existing systems and applications.
| Specification | Details |
|---|---|
| Part Number | 776572-21 |
| Category | SCXI & Legacy |
| Model | SCXI-1121 |
| Description | 4-Ch. Isolation Amplifier w/Exc, Hardware Only |
| Channels | 4-Channel Universal Input Module |
| Input Signal Types | Strain, RTD, Thermocouple, mV, V, Current |
| Output Range | ±5 V |
| Output Modes | Parallel-Output Mode, Multiplexed-Output Mode |
| Compatible Boards | NI MIO-16, Lab-PC+, Lab-NB, Lab-PC, Lab-LC, PC-LPM-16 (limitations apply) |
| Driver Software | NIDAQmx |
| Programming Environments | LabVIEW, LabWindows/CVI |
| Weight | 23.5 oz |
| Dimensions | 1.2 x 6.8 x 7.4 in |
| Obsolete Status | Announced by National Instruments, available from Apex Waves |
| Calibration |



