Description
MASIC BK698A201S12 VME 6U I/O Module Carrier
Key Technical Specifications
| Parameter | Specification |
|---|---|
| Model | BK698A201S12 |
| Manufacturer | MASIC |
| Product Type | VME 6U I/O module carrier |
| Bus Architecture | VME |
| Form Factor | 6U |
| Primary Function | I/O module carrier / backplane |
| Product Family | BK698 |
| Application | Industrial control and automation |
| Module Interface | VME-based I/O architecture |
| System Class | Legacy industrial control hardware |
Available MASIC product references explicitly describe BK698A201S12 as a “VME 6U I/O module carrier.” The same product family includes the BK698CPA15B0 high-performance controller CPU, indicating that the carrier belongs to a larger VME-based control architecture.
Product Introduction
The MASIC BK698A201S12 is a legacy VME 6U I/O module carrier intended to provide the rack-level interconnection required by compatible VME industrial control modules. It should be treated as infrastructure hardware rather than as an independent CPU, analog I/O module, or communication controller.
For plants maintaining older VME-based control equipment, the carrier can be just as important as the processor or I/O boards themselves. A damaged backplane, connector interface, or carrier can prevent otherwise serviceable modules from operating correctly. Replacement should therefore be matched against the existing rack architecture and module population.
Application Scenarios & Field Pitfalls — The Engineer’s Perspective
Engineering Pain Point
When a legacy VME controller starts producing intermittent module faults, engineers often focus first on the CPU or individual I/O cards. A carrier or backplane problem can create similar symptoms: missing modules, unstable communication, intermittent I/O operation, or failures that move when boards are reseated.
BK698A201S12 should therefore be evaluated as part of the complete VME rack and module-interconnection path, not simply as a passive mechanical component.
BK698A201S12
Typical Applications
- Legacy VME industrial control systems
- Process-control equipment using BK698-series hardware
- Factory automation and machine-control cabinets
- Maintenance of older VME-based controller racks
Technical Pitfalls
1. Do not classify it as a CPU.
The BK698CPA15B0 is separately identified as a high-performance controller CPU. BK698A201S12 is identified as the VME 6U I/O carrier.
2. Verify the exact rack architecture before replacement.
A VME carrier must match the physical and electrical requirements of the installed module set. The model number alone is not enough to establish compatibility with every VME I/O board.
3. Inspect the backplane connectors carefully.
On older VME equipment, connector wear, oxidation, mechanical damage and repeated board insertion can cause intermittent faults that may initially appear to be module failures.
4. Check neighboring hardware.
The BK698 series appears alongside the BK698CPA15B0 controller CPU in available MASIC references. Confirm the installed CPU, I/O cards, rack wiring and associated cables before substituting the carrier.
5. Do not assume modern VME specifications.
Public references confirm the 6U VME classification but do not provide enough reliable evidence to state the exact VME revision, slot count, power distribution, connector pinout, or supported transfer modes. Those details should be verified against the original rack documentation or the physical assembly.
Related Products
- MASIC BK698CPA15B0 — High-performance controller CPU in the BK698 family.
- MASIC BK684DOM280 — Referenced as a 16-point digital output module.
- MASIC BK684PBM570 — Referenced as a DP network communication board.
- MASIC BK684SSI470 — Referenced as an SSI interface board.
- MASIC BK684HSC720 — Referenced as a high-speed counter module.
- MASIC BK3000PU200 — Operator keyboard/processing unit.
- MASIC BK565DCA400 — Dual-channel proportional-valve amplifier.
- MASIC BK565SCA400 — Single-channel proportional-valve amplifier.
- MASIC BKVC2100 — Servo-valve V/T converter.
Procurement Note
For a , the critical procurement checks are the exact board revision, connector condition, physical 6U configuration, mating modules, and rack compatibility. Do not substitute it solely because another VME carrier has the same general 6U form factor.
Because publicly available technical data for this legacy MASIC part is limited, a supplier claiming exact slot count, voltage, current capacity, connector pinout, or environmental ratings should be able to provide documentation or clear photographs supporting those specifications.
