Price may vary with addition of accessories and services.
Contact us with questions for pricing.
Online purchasing is unavailable. NI currently does not offer online purchasing for your selected country. Please work with one of our distributors who can help you find what you need.
The PCI-6221 offers analog I/O, correlated digital I/O, two 32-bit counters/timers, and digital triggering. The device delivers low-cost, reliable DAQ capabilities in a wide range of applications from simple applications in laboratory automation, research, design verification/test, and manufacturing test. You can add sensor and high-voltage measurement capability to your device with SCC or SCXI signal conditioning modules. The included NI-DAQmx driver and configuration utility simplify configuration and measurements.
You can request repair, schedule calibration, or get technical support. A valid service agreement may be required.
Search for answers to frequently asked questions and troubleshooting tips for common errors written by NI engineers.
Ask questions, explore solutions, and participate in discussions with other NI Community members.
Access hundreds of self-paced lessons, application-focused learning paths, and get started with product set-up tutorials.