NI SCXI-1121 High Precision Industrial Control Module
The NI SCXI-1121 delivers exceptional voltage measurement accuracy for industrial control systems and scientific research applications. This high-performance data acquisition module enables precise collection and analysis of analog signals in demanding environments, featuring robust construction for reliable operation in harsh industrial settings.
Technical Specifications
| Brand | National Instruments (NI) |
| Model | SCXI-1121 |
| Input Range | ±10 V |
| Resolution | 16-bit |
| Accuracy | ±0.01% of reading + 15 μV |
| Sampling Rate | Up to 200 kS/s |
| Channels | 8 differential or 16 single-ended |
| Certifications | CE, RoHS |


Applications & Compatibility
Ideal for industrial automation, test benches, and laboratory measurement systems. The SCXI-1121 integrates seamlessly with NI chassis including SCXI-1000/1001 and pairs effectively with sensors, transducers, and controllers across manufacturing, energy, and research sectors. Commonly used alongside NI PXI/PXIe systems for comprehensive data acquisition solutions.
Vertex Industrial Services
Vertex Industrial specializes in global sourcing of industrial automation hardware, including new surplus and refurbished components from leading brands like NI. Our technical experts provide personalized pre-sales consultation to ensure perfect system compatibility. All products include 1-year warranty with responsive after-sales support. Can’t find your required model? Contact us via WhatsApp for sourcing assistance. For pricing details and availability:
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- Specialized in ABB, Siemens, Rockwell, GE, Honeywell, and other industrial brands

















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