S2CP471-01 Yokogawa

S2CP471-01 Yokogawa Basis unit

Product  Description：

Yokogawa Base Units, primary structural elements within the CENTUM Distributed Control System (DCS) and the Stardom network-based control systems, serve as the foundational chassis or rack for industrial automation systems. These units provide the physical slot architecture and the high-speed communication backplane necessary to mount and interconnect central processing units (CPUs), power supplies, and various input/output (I/O) modules. They ensure secure mechanical installation and reliable electrical connectivity for core process control hardware.

Product Parameters

The technical configuration of a Yokogawa Base Unit focuses on capacity, structural resilience, and backplane bandwidth:

• Slot Capacity: Available in multiple sizes, typically featuring options for 5 slots, 10 slots, or up to 16 slots to accommodate varying system scales.

• Backplane Communication Speed: Integrated with proprietary high-speed control network interfaces, such as the Vnet/IP bus, supporting deterministic real-time data transfers.

• Power Supply Allocation: Equipped with dedicated dual slots for redundant power supply modules to prevent single points of failure.

• Insulation Resistance: High galvanic isolation ratings, typically specified at 10 Megohms or higher at 500V DC between the terminal blocks and the frame ground.

• Mounting Options: Designed with structural versatility to support standard 19-inch rack mounting or direct DIN rail installation inside control enclosures.

• Ambient Environmental Limits: Engineered to operate reliably in ambient temperatures ranging from -20°C to 70°C and relative humidity levels up to 95 percent non-condensing.

Product Advantages

Yokogawa Base Units provide critical performance benefits for long-term continuous operations:

• Highly Redundant Architecture: The backplane supports fully redundant configurations for both power modules and processor cards, allowing for seamless automatic switchover during a fault.

• Hot-Swapping Capability: Field modules can be installed or replaced without turning off the system power or disrupting the communication of adjacent modules, minimizing maintenance downtime.

• Extreme Mechanical Robustness: Built with heavy-duty materials designed to resist mechanical shocks and structural vibrations common in heavy industrial plants.

• Advanced Noise Isolation: The backplane architecture features integrated electromagnetic shielding that protects sensitive logic communication from high-frequency external noise.

• Long Lifecycle Support: Designed with backward-compatible slot geometries, allowing plants to upgrade internal processor modules over time without replacing the underlying base unit infrastructure.

Product Applications

These base units are deployed globally as the structural foundation for mission-critical automation:

• Petrochemical and Refining: Serving as the main control hub for refining columns, cracking units, and storage tank farms.

• Power Generation Facilities: Hosting the core control modules for steam turbines, boilers, and cooling water infrastructure in thermal and nuclear power plants.

• Liquefied Natural Gas (LNG) Supply Chains: Supporting the continuous processing, cooling, and monitoring modules found across LNG transport terminals and gasification plants.

• Pharmaceutical Production: Providing the stable, reliable hardware baseline needed to run batch control systems that comply with strict regulatory validation standards.

• Water Purification and Treatment: Organizing the distributed control processors and communication cards required for managing municipal water networks and desalination systems.

Important Precautions

To guarantee structural safety and prevent unexpected electrical faults, the following guidelines must be implemented:

• Grounding Integrity: The base unit frame ground terminal must be connected to a high-quality protective earth ground using low-impedance conductors to prevent noise accumulation and static discharge.

• Blank Slot Protection: Any unused slots on the base unit backplane must be covered with official blank slot covers to prevent dust accumulation and protect against accidental physical contact with live backplane pins.

• Power Input Verification: Before attaching power modules to the base unit, ensure that the external supply voltage matches the module specification, as incorrect input voltages can damage the backplane bus.

• Weight and Clearance Management: Adhere strictly to the specified mounting orientation (usually vertical alignment) to allow for sufficient natural convection. Ensure that cables are properly routed through management trays to prevent mechanical strain on the module connectors.

• Firmware and Module Validation: Only insert modules that are explicitly certified for the specific model series of the base unit. Forcing an incompatible module into a slot can cause bent pins and permanent damage to the backplane receptacle.

The structure and details of the product：

Our services：

Shipping Port:  China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

Warranty: one year

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JUSTWELL PTE. LTD

Our main products include DCS control system spare parts, PLC system spare parts, and robot system spare parts. Our advantageous brands include Allen Bradley, Bently Nevada, ABB, HIMA, Reliance, Bender, National Instruments, Emerson Ovation, Honeywell, Siemens, Allen Bradley, ICS Triplex, FOXBORO, Schneider, GE Fanuc, Motorola, HIMA, Prosoft, and other imported industrial components. Our main products serve a wide range of electronic, metallurgical, chemical, and power plants Industries such as steel mills, rubber, cement, machinery and equipment, and construction.