2.4 GHz, 1U Rugged Rack-Mount External Controller for PXI—The RMC‑8355 is a rugged 1U rack-mount controller for PXI- or PXI Express-based systems intended for test and measurement applications requiring rack-mount controllers. It features up to two Intel Xeon E5620 quad‐core processors that support up to 96 GB of DDR3 RDIMM ECC RAM. The RMC‑8355 offers hot-swappable fans, options for redundant power supplies, and support for RAID arrays, which allows multiple hard drives to be configured for high performance for mission‐critical, physically demanding applications. The RMC‑8355 meets the PXI standard’s mechanical shock and vibration specifications and functions over wide operating ranges.