Description
Hard-Numbers: Technical Specifications
- Processor: Intel Pentium M @ 1.8 GHz (2 MB L2 cache)
- Max Memory: 1 GB DDR SDRAM onboard
- VME Bus: VME64, Universe IIB bridge, slot-1 system controller capable
- Ethernet: 2×Gigabit RJ45 (Intel 82546GB)
- Local I/O: VGA video, RS-232 serial, USB 2.0, SATA, CompactFlash socket
- Non-Volatile Storage: 512 KB flash, 32 KB NVRAM
- Operating Temperature: 0°C to +55°C (commercial industrial)
- Power Draw: ~28 W typical, +5 V / +12 V VME backplane feed
- Form Factor: 6U Eurocard, single-slot, RoHS compliant (RC suffix)
VME-93007807-410000-J
The Real-World Problem It Solves
Legacy VME racks rely on aging SBCs with moving fans that fail often. Dust and vibration kill fans fast, triggering unplanned shutdowns in turbine and boiler controls. Old boards also lack modern gigabit Ethernet and compact flash options, slowing data logging and OS boots.
Where you’ll typically find it:
- GE Mark VI / Mark VIe gas/steam turbine control cabinets
- Combined-cycle plant balance-of-plant VME racks
- Refinery DCS cabinets needing fanless, high-reliability VME processing
Bottom line: It replaces failure-prone fan-cooled SBCs with a passive-cooled, gigabit-enabled controller that cuts mechanical downtime and simplifies maintenance.
Hardware Architecture & Under-the-Hood Logic
This single-slot 6U SBC acts as a VMEbus system controller (slot 1) with a dedicated PCI-to-VME bridge. No onboard fans mean zero moving parts.
- Pentium M core runs control firmware, data logging, and network stack tasks.
- Intel 855GME chipset manages memory, video, and peripheral I/O timing.
- Tundra Universe IIB bridge handles VME backplane addressing, interrupts, and arbitration.
- Dual gigabit Ethernet controllers deliver independent high-speed paths for control and data networks.
- Hardware watchdog and voltage monitors trigger hard resets on CPU lockups or rail faults.
- CompactFlash socket enables solid-state OS boot, eliminating mechanical hard drives.
VME-93007807-410000-J
Field Service Pitfalls: What Rookies Get Wrong
Incorrect Backplane Voltage WiringTechs mix up +5 V and +12 V VME power pins. Reversed voltage fries onboard regulators and bricks the SBC instantly.
- Field Rule: Confirm P1 backplane pinout; pin 1 = +5 V, pin 2 = GND, pin 3 = +12 V.
Over-Torqued Ejector LatchesRookies crank ejectors too tight, bending the PCB edge connectors. Bent pins cause intermittent VME bus faults that take hours to trace.
- Quick Fix: Seat board firmly; tighten ejectors only until snug—no extra force.
Unfiltered CompactFlash MediaTechs use consumer-grade CF cards. These fail quickly under industrial temperature cycles and vibration.
- Field Rule: Only install industrial-grade SLC CompactFlash rated for -40°C to +85°C.
Commercial Availability & Pricing Note
Please note: The listed price is for reference only and is not binding. Final pricing and terms are subject to negotiation based on current market conditions and availability.
