Product Details
Product Overview
The Yokogawa RB301 serves as a high-performance RIO (Remote I/O) Bus Interface Master Card designed for the Yokogawa DCS architecture. It establishes a high-speed communication backbone between the primary control station and remote I/O units, ensuring real-time data synchronization across the plant floor. We supply this hardware as 100% Brand New and Original, providing the critical link required to maintain the timing and integrity of your distributed control network.
Technical Specifications
The RB301 utilizes the proven S2 RIO bus technology to manage high-density field data with minimal latency.
| Feature | Specification Details |
| Bus Type | RIO Bus (S2 Generation) |
| Bus Speed | 10 Mbps |
| Connector Type | DB-37 |
| Form Factor | Half-length PCI |
| Device Capacity | Up to 31 devices per segment |
| Power Consumption | 5 W |
| Operating Temperature | -20°C to 60°C |
| Humidity | 5 to 95% RH (non-condensing) |
| Condition | 100% Brand New Original |
Engineering Advantages
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High-Density Device Integration: A single RB301 master card manages up to 31 RIO devices per bus segment. This high capacity reduces the number of physical interface cards required in the control station, optimizing rack space and lowering overall hardware costs.
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Deterministic Data Throughput: The 10 Mbps bus speed provides the deterministic communication necessary for critical control loops. It ensures that process variables reach the CPU and control commands reach the field actuators within strict timing windows, preventing process instability.
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Robust Physical Interface: The DB-37 connector provides a secure, industrial-grade mechanical connection. This multi-pin interface handles high-speed differential signals while resisting the mechanical stresses and vibrations common in industrial control cabinets.
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Wide Thermal Tolerance: Engineered for longevity, the RB301 operates across a broad temperature range of -20°C to 60°C. This resilience allows for installation in varied environments, from climate-controlled server rooms to ventilated field enclosures.
FAQs
How many RIO devices can I connect to one RB301 card?
The RB301 supports up to 31 Yokogawa RIO bus devices per segment. Always ensure your total bus length and termination settings comply with Yokogawa's RIO networking guidelines to maintain 10 Mbps signal integrity.
Does the RB301 support redundancy?
Yes. In mission-critical DCS configurations, you should install a pair of RB301 cards to provide dual-redundant communication paths. This ensures the control bus remains active even if one master card or cable segment fails.
Can I install the RB301 in a standard PC?
While the RB301 uses a half-length PCI form factor, it requires specific Yokogawa drivers and a compatible CENTUM station environment (such as a Human Interface Station or Control Station) for proper operation. It is not intended for standard consumer PC applications.
Is this a refurbished or pull-out unit?
No. We offer only 100% Brand New Yokogawa RB301 cards. Every unit ships in its original anti-static factory packaging with an intact manufacturer serial number to guarantee authenticity and full factory-rated performance.
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.