Description
The Yaskawa JAMSC-B1071 is a legacy register input module designed for the Yaskawa Memocon-SC programmable logic controller series. It processes parallel digital data registers from external plant instrumentation, operator panels, or neighboring subsystems, translating multi-bit inputs into the internal data format required by the Memocon-SC central processing unit.
Procurement & Availability
- Condition: Refurbished / Tested Working (Legacy Surplus)
- Availability: Limited global stock available through specialized legacy channels
- Standard Lead Time: 2 to 4 business days for available stock
- Warranty: 12 months comprehensive replacement or repair warranty
- Commercial Note: Listed price is indicative, not final. Price subject to market conditions; contact us for a firm quote.
Technical Specifications
| Parameter | Value |
| Manufacturer | Yaskawa Electric Corporation |
| Product Type | Register Input Module |
| Series | Memocon-SC System |
| Input Type | Multi-bit digital register input |
| Mounting Type | Backplane slot-mounted (Memocon-SC rack chassis) |
| Backplane Power Input | Internal rack-supplied DC voltages (verify with system rack layout) |
| Operating Temperature | 0 to +55 °C |
| Enclosure Style | Open-type modular card for rack integration |
| Weight | Approximately 1.56 kg (3.44 lbs) |
Engineering & Integration Notes
- Lifecycle Status: Obsolete. Factory support, technical bulletins, and direct replacement hardware from Yaskawa have been discontinued for decades. Plant engineers maintaining active Memocon-SC deployments rely on verified surplus modules or specialist component-level repair.
- Slot Configuration & Addressing: When inserting the JAMSC-B1071 into a Memocon-SC rack (such as the Memocon-SC/R84H series), verify backplane jumper settings and rack slot physical addressing. Incorrect slot placement can cause bus communication errors or prevent register mapping execution by the CPU.
- Handling Precautions: Due to the age of the board components, inspect edge connectors for oxidation and check electrolytic capacitors for leakage prior to rack insertion. Always de-energize the rack backplane power supply before hot-swapping or servicing input cards.
Frequently Asked Questions
- Q: Is the JAMSC-B1071 directly compatible with newer Yaskawa MP-series controllers?
A: No. The JAMSC-B1071 is strictly native to the legacy Memocon-SC architecture and relies on the proprietary backplane protocol of that specific hardware generation. It cannot be mapped directly to modern MP2000 or MP3000 series racks without hardware protocol converters.
- Q: What testing procedures are applied to refurbished units?
A: Refurbished modules undergo dynamic register signal simulation, board-level power rail tracing, and thermal stress tests to confirm logic continuity across all input channels.
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