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SIU34

3U OpenVPX Sensor Interface Unit

Configure with up to 12 I/O and Communication Function Modules

The SIU34 is a highly configurable rugged system or subsystem ideally suited to support a multitude of Mil-Aero applications that require high-density I/O, communications, Ethernet switching and processing. The SIU34 leverages NAI’s 3U OpenVPX™ boards to deliver off-the-shelf solutions that accelerate deployment of SWaP-optimized systems in air, land and sea applications.

Versatile & Scalable Rugged Architecture for Demanding Embedded System Applications Including: Data Acquisition (DAQ), Fire Control & Targeting System (FCTS), Remote Data Concentrator (RDC), Vehicle Management System (VMS) Data Concentrator Unit (DCU), Remote Interface Unit (RIU), Health and Usage Monitoring System (HUMS), Aircraft Interface Unit (AIU)

Features
  • 4x 3U OpenVPX™ Card Slots, Supports up to 12 from 70+ smart function modules
  • Processor Options: Freescale PowerPC™ QorIQ® T2080, Intel® Core™ i7 or ARM® Cortex® -A9 & -A53
  • Configurable I/O Communications and Processing
  • Reduced SWaP Footprint
  • Conduction Cooled (CC) and Air (AC) Cooled Versions
  • COSA® Architecture Supports MOSA, OSA, SOSA™ and the FACE™ technical standards
  • Wind River VxWorks®, Xilinx PetaLinux, Microsoft Windows® and DDC-I Deos® OS support
  • Continuous Background Built-In-Test (BIT) (board/function supported as applicable)

Specifications
  • Operating temp: Operating temp: -40 ᵒC to +71 ᵒC @ thermal interface, conduction cooled; Air/convection-cooled version
  • Environmental/EMI: MIL-STD-461*, MIL-STD-810, MIL-STD-1275 & MIL-STD-704
  • Conduction Cooled Dimensions: 9.4” x 5.7” x 5.9”
  • Conduction Cooled Weight: ~8.2 lbs.
  • Additional Weights: + ~2.2 lbs. for PSU + ~1.35 lbs. each additional fully populated board
  • Input: 28 VDC input
  • Power is configuration dependent: 50 W typ. (up to 130 W capable) 50 ms (min.) PSU hold-up option
Block Diagram

(Click diagram to enlarge)

Accelerate Your Time-to-Mission™ With COSA®

NAI’s Configurable Open Systems Architecture™ (COSA®) offers a choice of over 70 smart I/O, communication, and Ethernet switch functions, providing the highest packaging density and greatest flexibility of any multifunction I/O board in the industry. Preexisting, fully-tested functions can be combined quickly and easily in an unlimited number of ways. Each I/O function has dedicated processing, unburdening the system Single Board Computer (SBC) from unnecessary data management overhead.

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