From Saturday, Nov 23rd 7:00 PM CST - Sunday, Nov 24th 7:45 AM CST, ni.com will undergo system upgrades that may result in temporary service interruption.

We appreciate your patience as we improve our online experience.

PCIe-6321

Loading Pricing

Price may vary with addition of accessories and services.

Contact us with questions for pricing.

PCI Express, 16 AI (16-Bit, 250 kS/s), 2 AO (900 kS/s), 24 DIO Multifunction I/O Device

The PCIe‑6321 offers analog I/O, digital I/O, and four 32‑bit counters/timers for PWM, encoder, frequency, event counting, and more. The device delivers high-performance functionality leveraging the high-throughput PCI Express bus and multicore-optimized driver and application software. Onboard NI‑STC3 timing and synchronization technology delivers advanced timing functionality, including independent analog and digital timing engines and retriggerable measurement tasks. The PCIe‑6321 is well suited for a broad range of applications, from basic data logging to control and test automation. The included NI‑DAQmx driver and configuration utility simplify configuration and measurements.

Part Number(s): 781044-01 |

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.