Product Details
Product Overview
The Yokogawa AFF50D-H41111 serves as the high-performance intelligence hub for the CENTUM VP distributed control system. This Field Control Unit (FCU) executes complex control logic and manages high-speed communication between field devices and the human-machine interface. Engineered for mission-critical sectors like Oil & Gas and Power Generation, this unit guarantees continuous process availability. We provide this hardware as 100% Brand New, ensuring your facility utilizes the latest factory-grade components for maximum uptime.
Part Number Breakdown
The AFF50D series follows a specific modular configuration logic to meet diverse facility requirements:
| Suffix Code | Functional Specification |
| AFF50D | Base Model: Duplexed Field Control Unit |
| -H | High-speed processing architecture |
| 4 | Power Supply: 100-120 V AC, 50/60 Hz |
| 1 | Standard execution for typical environment |
| 1 | Basic redundant processor configuration |
| 1 | Standard communication port layout |
| 1 | Expansion capability for I/O nodes |
Technical Specifications
The AFF50D-H41111 provides robust computational power within a standardized industrial footprint.
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Manufacturer: Yokogawa
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Model: AFF50D-H41111
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Input Voltage: 100-120 VAC (Single Phase)
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Frequency: 50/60 Hz
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Power Consumption: 200 VA
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Redundancy: Dual-redundant CPU modules
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Weight: 3.5 kg (7 lbs 11.0 oz)
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Dimensions: 17.8 cm x 22.9 cm x 25.4 cm (7.0" x 9.0" x 10.0")
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Condition: 100% Brand New and Original
Engineering Advantages
The AFF50D-H41111 resolves several high-stakes industrial challenges through its advanced architecture:
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Elimination of Single Points of Failure: The unit incorporates dual-redundant processors. If the primary CPU encounters an error, the standby processor assumes control in milliseconds without interrupting the process, preventing costly emergency shutdowns.
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Rapid Response Execution: The "H" high-speed architecture handles thousands of I/O points with minimal latency. This capability ensures precise control over volatile chemical reactions that require split-second adjustments.
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Modular Scalability: The design allows engineers to expand the system by adding I/O nodes as plant requirements grow. This flexibility eliminates the need for a total system overhaul during facility upgrades.
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Extreme Climate Resilience: Yokogawa utilizes high-grade thermal management components. The FCU maintains stable operation even in non-climate-controlled cabinets where temperatures fluctuate significantly.
FAQs
Does the AFF50D-H41111 include the necessary licenses for CENTUM VP?
Hardware and software licenses often ship separately. While this unit provides the physical processing power, you must ensure your system software carries the appropriate tag-count license to integrate a new FCU.
What are the grounding requirements for this unit?
This module requires a dedicated functional ground with a resistance of 100 ohms or less. Proper grounding prevents electromagnetic interference from corrupting sensitive control signals.
Can I replace an older AFF50S (Single) unit with this AFF50D (Duplexed) model?
The AFF50D offers a significant upgrade in availability. However, you must verify that your existing cabinet backplane and software revision support the duplexed communication architecture. Integration typically requires a minor configuration update in the engineering station.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
Understanding Marshalling Cabinets in Industrial Control Systems Architecture
Industrial control system deployments rely on structured signal distribution to bridge field instrumentation with central processing hardware. A marshalling cabinet serves as the vital intermediate connection point between heavy field home-run multi-pair cables and delicate input/output (I/O) modules housed inside Programmable Logic Controller (PLC) or Distributed Control System (DCS) enclosures. By segregating field cable terminations from control hardware, engineers maintain system flexibility, safeguard controller components, and streamline commissioning workflows.
FAT vs SAT in Industrial Control Systems: Key Differences and Execution Guide
Industrial control system deployment relies on strict verification protocols to guarantee operational safety, system stability, and regulatory compliance. Commissioning complex Programmable Logic Controller (PLC) racks, Distributed Control Systems (DCS), and Safety Instrumented Systems (SIS) requires two critical milestones: the Factory Acceptance Test (FAT) and the Site Acceptance Test (SAT). Both procedures validate that system automation meets design specifications, but they occur at different stages of project execution and target distinct operational risks.
Hub vs Switch vs Router in Industrial Automation Architecture
Modern factory automation relies on reliable industrial networking infrastructure to exchange real-time field data across operational technology systems. Engineers often encounter networking hardware like hubs, switches, and routers when integrating Programmable Logic Controllers, Distributed Control Systems, and SCADA monitoring nodes. Although these devices share physical ports, they operate at different layers of the Open Systems Interconnection reference model and deliver distinct traffic management capabilities.