The NI PXI-8820 is a PXI embedded controller launched by National Instruments (NI). The "2.2" typically refers to the processor clock speed of 2.2GHz. Here are its parameter details:
- Product Type: PXI Embedded Controller.
- Processor: Intel Celeron 1020E dual-core, 2.2GHz, 2MB cache.
- System Bandwidth: Up to 1GB/s.
- Slot Bandwidth: 250MB/s (four x1 PCI Express connections).
- Memory: Standard 2GB DDR3L (1333MHz), expandable to 8GB.
- Storage: 250GB or larger SATA hard drive (laptop form factor). Supports Windows 7 installation from USB devices (CD/DVD-ROM) or external SCSI CD-ROM via PXI-SCSI adapter.
- Form Factor: 2-slot 3U PXI Express module.
- Weight: Approximately 1.87lb (0.85kg).
- Standard I/O Interfaces: 1 DisplayPort video interface, 1 RS-232 serial port, 1 parallel port, 4 high-speed USB 2.0 ports, 1 Gigabit Ethernet port, 1 reset button, and PXI trigger interface.
- Trigger Function: Front-panel SMB connector supporting PXI trigger bus input/output.
- Operating System: Compatible with 32-bit Microsoft Windows 7, also supports LabVIEW Real-Time OS.
- Operating Temperature: 5°C to 50°C.
- Application Fields: Suitable for industrial control, data acquisition, test and measurement, etc.

