CPCI-3840AH

NI CPCI-3840 Module | Factory Verified Test System Spare

NI CPCI-3840 Module | Factory Verified Test System Spare

  • Exact Model: CPCI-3840 ( frequently co-labeled or integrated within National Instruments test and measurement ecosystems as NI CPCI-3840)
  • OEM / Integration Brand: National Instruments (NI) / Powered by ADLINK 3U CompactPCI architecture
  • System Series: CompactPCI (cPCI) / PXI-adjacent modular industrial computing platform
  • Core Function: Acts as the central system controller running measurement, automation software, and real-time data acquisition coordination.
  • Module Type: Single Board Computer (SBC) / CPU Processor Blade
  • Defining Specs: Intel Pentium M / Celeron M processing core, DDR-SDRAM architecture, dual Gigabit Ethernet ports, and robust rear I/O connectivity.
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Description

NI CPCI-3840 Module | Factory Verified Test System Spare

 

Dynamic Product Introduction

Automated test environments and high-throughput data acquisition systems require rugged, deterministic controller hardware capable of seamless chassis integration. When legacy test racks experience controller bottlenecks, boot failures, or motherboard degradation, installing a verified National Instruments / Adlink CPCI-3840 processor module reestablishes absolute performance to the test rig.

Engineered natively for modular industrial slots, this specialized SBC handles demanding measurement routines, instrument communication, and operating system tasks without latency. Deploying a fresh CPCI-3840 unit guarantees absolute backplane compatibility, stable network throughput, and prolonged uptime across critical testing and measurement pipelines.

CPCI-3840AH

CPCI-3840AH

Key Technical Specifications

Core Parameter Technical Specification
Product Model CPCI-3840 (NI / Adlink Co-branded Integration)
Manufacturer National Instruments (NI) / ADLINK Technology
System Standard 3U CompactPCI (cPCI) Architecture
Processor Core Intel Pentium M / Celeron M low-power industrial processor
System Memory PC2700 DDR-SDRAM support (scalable up to 2 GB)
Networking Interfaces Dual Gigabit Ethernet controllers (front panel and rear J2 routing)
Storage Connectors On-board IDE, CompactFlash socket, and Serial ATA support
Operating Temperature 0°C to +55°C internal chassis threshold

 

Global Sourcing & Live-Test SOP (Transparency Core)

Acquiring legacy test system replacement modules through secondary markets requires an exhaustive verification workflow to guarantee pin-out accuracy and board-level stability.

  • Inbound Verification: Incoming CPCI-3840 batches undergo high-magnification optical checks of 3U backplane connector pins, surface-mounted capacitors, and verification against official NI/Adlink part matrices.
  • Live Simulation: Technicians seat the SBC into a dedicated 3U CompactPCI test rack powered by stable rails to confirm BIOS initialization and slot-role handshakes.
  • Diagnostics: Engineers execute full-scale memory address sweeps, onboard Ethernet packet transmission tests, and run a 24-hour thermal soak chamber test under load.
  • Final Prep: Units receive comprehensive revision logging, static-dissipative wrapping, and custom foam-lined vacuum sealing inside heavy-gauge moisture-barrier ESD shielding bags.

 

The Field Engineer’s Pitfall Guide

❗ Chassis Slot Compatibility Oversights: While built on standard 3U CompactPCI specifications, ensuring proper slot-role configuration (System Controller slot versus Peripheral slot placement) is vital to prevent bus arbitration failures.

❗ Boot Media and Image Alignment: Swapping the CPU board without ensuring your specific CompactFlash or local storage boot drive contains the correct drivers for your NI measurement stack will result in software handoff failures. Always back up storage media prior to migration.

❗ Backplane Insertion Force: Forcing the 3U card into an unaligned subrack slot can bend delicate gold backplane pins. Always guide the module smoothly along the chassis tracks before engaging the front injector latches.

 

Intent-Driven FAQ

Will swapping this CPCI-3840 board erase my measurement software or project configuration?

No. Test routines, LabVIEW configurations, and operating system images reside on separate boot storage media (such as an industrial CompactFlash card or internal drive). However, you must ensure the replacement board matches your exact system profile.

Are these units original factory parts or refurbished surplus?

Inventory pools span fully certified, tested surplus hardware that has undergone rigorous bench-level validation under simulated test loads prior to dispatch.

Is this board compatible with standard CompactPCI backplanes?

Yes, it adheres strictly to PICMG CompactPCI specifications, designed to interface cleanly within industrial 3U cPCI chassis environments.

What kind of warranty accompanies a replacement NI controller?

All supplied units carry a comprehensive 1-year operational warranty covering internal component health, memory bus stability, and communication port integrity.

Are you installing this processor card into an active automated test bench or keeping it on hand as a critical system hot-spare?

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