Industrial Automation Solution – Motorola MVME147S-1 | MVME 147 Series
Where This Product Is Used
The Motorola MVME147S-1 is a high-performance 68030-based single-board computer (SBC) designed for VMEbus-based industrial control systems. It is widely deployed in:
- Distributed Control Systems (DCS) – Serving as the central processing node in legacy DCS architectures from ABB, Foxboro, and Honeywell-compatible VME racks.
- SCADA & Process Automation – Real-time data acquisition and supervisory control in oil & gas, chemical, and power generation plants.
- Defense & Aerospace Test Equipment – Embedded in VMEbus chassis for avionics test benches and radar signal processing systems.
- Semiconductor Manufacturing – Used in wafer handling robots and lithography equipment requiring deterministic real-time processing.
- Railway & Transportation Control – Deployed in trackside control units and train management computers requiring long-lifecycle embedded CPUs.
Technical Specifications
| Part Number | MVME147S-1 |
| Manufacturer | Motorola (now Emerson Network Power) |
| Series | MVME 147 |
| Processor | Motorola MC68030 @ 25 MHz |
| FPU | MC68882 Floating-Point Coprocessor |
| Bus Standard | VMEbus (IEEE 1014-1987), 6U form factor |
| DRAM | 4 MB on-board (expandable) |
| SRAM / NVRAM | 128 KB battery-backed SRAM |
| Serial Ports | 4 × RS-232C (Z85C30 SCC) |
| Ethernet | 10BASE-T / AUI (AMD LANCE 79C900) |
| SCSI | NCR 53C710 SCSI-2 controller |
| Timers | Tick timer, watchdog timer, real-time clock (RTC) |
| Operating Temperature | 0°C to +55°C |
| Power Consumption | +5V @ 5A typical |
| Dimensions | 233.35 mm × 160 mm (6U VME) |
| OS Support | VxWorks, OS-9, LynxOS, pSOS, UNIX SVR4 |
Why Engineers Specify This Model
- Proven 25 MHz 68030 performance – Sufficient headroom for real-time control loops without the overhead of modern multi-core architectures.
- Integrated SCSI-2 + Ethernet on a single board – Reduces slot count in constrained VME chassis, critical for legacy rack retrofits.
- Battery-backed NVRAM – Retains configuration and calibration data through power cycles, essential for process-critical applications.
- Long field-proven lifecycle – Thousands of units remain in service globally; replacement boards are the lowest-risk upgrade path.
- VxWorks & OS-9 compatibility – Drop-in replacement for existing software stacks without re-qualification costs.
Complete System Bill of Materials
For a complete VMEbus control node based on the MVME147S-1, engineers typically specify:
- VME 6U chassis (6- or 9-slot) with P1/P2 backplane
- MVME147S-1 CPU Card (this item)
- MVME712M Transition Module (serial / SCSI / Ethernet breakout)
- MVME332XT or MVME621 I/O expansion board
- MVME147 Memory Expansion (MVME147-010 or -020)
- VME-compatible power supply (+5V / ±12V)
- VxWorks BSP for MVME147 (Wind River)
Compliance & Industry Standards
- VMEbus IEEE 1014-1987 compliant
- FCC Class A (EMI/EMC)
- CE Marking (EU Machinery Directive compatible)
- RoHS status: Legacy product – pre-RoHS; confirm with your compliance team for restricted-substance requirements
- IEC 61131-2 compatible operating environment
Quality Assurance & Sourcing
All MVME147S-1 units supplied by Konmask.com undergo a structured inspection process:
- Visual inspection: PCB, connectors, capacitors, and battery condition
- Power-on self-test (POST) verification
- NVRAM battery voltage check and replacement if below threshold
- Functional boot test under VxWorks or MVME147 ROM monitor
- Anti-static packaging with humidity indicator card
- Serialized inspection record included with shipment
Units are sourced from decommissioned industrial systems, certified refurbishers, and authorized surplus channels. We do not supply counterfeit or remarked components.
How to Source This Part
- In-stock orders: Add to cart and complete checkout – ships within 2 business days.
- Bulk / project orders (5+ units): Contact us for volume pricing and lead-time commitment.
- Urgent plant-down situations: Email [email protected] with subject line URGENT – MVME147S-1 for priority handling.
- Exchange / repair program: Send your defective board for evaluation – credit applied toward replacement.
Application-Specific FAQ
Q: Is the MVME147S-1 a direct replacement for the MVME147-1?
A: Yes. The “S” suffix denotes the enhanced SCSI variant. It is pin-compatible and software-compatible with the standard MVME147-1 in most configurations.
Q: Can this board run VxWorks 5.x?
A: Yes. Wind River provides a validated BSP for the MVME147 family supporting VxWorks 5.1 through 5.5.1.
Q: What is the NVRAM battery life?
A: The Dallas DS1287 or equivalent RTC/NVRAM battery typically lasts 10+ years. All units we ship have been battery-checked; replacement batteries are available on request.
Q: Do you provide a warranty?
A: Yes – 90-day functional warranty covering POST failure and Ethernet/SCSI interface faults under normal operating conditions.
Q: Can you supply the MVME712M transition module as well?
A: Yes. Contact us to bundle the MVME712M with your MVME147S-1 order for a complete I/O breakout solution.
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