MW100-E-1R Yokogawa

MW100-E-1R Yokogawa Basis unit 

Product  Description：

Yokogawa Base Units, also commonly referred to as Main Bases or Base Modules within the CENTUM VP distributed control system (DCS) and FA-M3 range, serve as the physical and electrical foundation for industrial control systems. These units provide the structural backbone into which CPUs, power supplies, and various input/output (I/O) modules are installed. Beyond simple mounting, the base unit contains a high-speed backplane that facilitates reliable communication and power distribution among all connected modules.

Product Parameters

The technical architecture of a Yokogawa Base Unit is centered around slot capacity, environmental ruggedness, and electrical integrity:

• Slot Capacity: Available in multiple sizes, typically supporting 4, 8, or 16 module slots to accommodate different system scales.

• Backplane Bus Speed: Features high-speed parallel bus transmission capability designed to handle real-time data exchange without introducing network lag.

• Insulation Resistance: High galvanic isolation between the power lines and the communication bus, typically rated at 10 Megaohms or higher at 500V DC.

• Power Distribution Limits: Designed to safely distribute internal voltages (such as 5V DC and 24V DC) from the power supply modules to all expansion slots.

• Dielectric Strength: Built to withstand transient voltage surges, with standard ratings around 1500V AC for one minute between power and ground terminals.

• Environmental Limits: Engineered to operate in ambient temperatures from 0°C to 55°C and relative humidity levels from 10 percent to 90 percent non-condensing.

Product Advantages

Yokogawa Base Units are highly valued in critical process industries due to their structural integrity and fault-tolerant features:

• High Availability and Redundancy: Many Yokogawa base units support dual-redundant power supplies and redundant CPU modules, ensuring continuous plant operation even during a hardware failure.

• Exceptional Durability: Built with industrial-grade materials that resist corrosion, vibration, and mechanical stress, making them ideal for long-term deployment on factory floors.

• Hot-Swapping Capability: The backplane design allows I/O modules to be removed and replaced while the base unit is powered on and the process is running, maximizing system uptime.

• Noise Suppression: Integrated electromagnetic shielding minimizes the impact of high-frequency electrical noise generated by nearby high-power machinery.

• Scalable Architecture: Features expansion connectors that allow multiple base units to be linked together via bus cables, enabling easy system expansion as plant requirements grow.

Product Applications

These base units are deployed globally as the foundational platform for control hardware in complex process automation:

• Oil and Gas Refining: Housing the control processors and safety modules that manage distillation columns, pipelines, and emergency shutdown systems.

• Petrochemical Production: Serving as the main assembly point for I/O modules monitoring critical temperature, pressure, and chemical reactions.

• Power Generation: Hosting the control architecture for turbine management, boiler control, and substation automation in thermal and nuclear plants.

• Pharmaceutical Manufacturing: Providing the stable platform required for batch control systems that demand strict regulatory compliance and precise recipe execution.

• Water and Wastewater Treatment: Serving as the centralized hardware hub for distributed pumping stations, filtration monitoring, and chemical dosing systems.

Important Precautions

To ensure safe installation and prevent intermittent system faults, the following guidelines must be followed:

• Strict Mounting Orientation: Base units must always be mounted vertically on a flat panel or rack as specified in the instruction manual to ensure proper natural convection cooling.

• Grounding Requirements: Connect the protective grounding terminal of the base unit to a dedicated, low-resistance earth ground to prevent electrical noise from disrupting backplane data.

• Correct Module Insertion: When inserting a CPU or I/O module, align it carefully with the guide rails and press firmly until the locking mechanism engages. Forcing a misaligned module can permanently bend the fragile backplane pins.

• Empty Slot Protection: Install blank slot covers over any unused slots on the base unit to prevent dust, conductive debris, or foreign objects from entering the backplane connectors.

• Expansion Cable Management: When linking multiple base units together, always use official Yokogawa bus expansion cables and never exceed the maximum specified cumulative cable length to prevent signal degradation.

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.