YTA320-F-A2DB/KS25 Yokogawa

YTA320-F-A2DB/KS25 Yokogawa Operator unit

Product  Description：

Yokogawa Operator Units, primarily represented by the Human-Machine Interface (HMI) touchscreens, industrial monitors, and specialized operator consoles within the CENTUM DCS and STARDOM architectures, act as the primary interaction point between plant operators and complex industrial processes. These units visualize real-time process data, transmit operator commands to the control network, log system alarms, and display historical trends, enabling safe and efficient process management.

Product Parameters

The technical configuration of a Yokogawa Operator Unit focuses on display fidelity, robust computing architecture, and industrial-grade touch interfaces:

• Display Characteristics: High-resolution TFT color LCD screens ranging from compact 5.7-inch panels up to large-scale 21.5-inch widescreen industrial displays with wide viewing angles.

• Touch Technology: Equipped with high-durability resistive or projected capacitive (PCAP) multi-touch screens designed to be operated with gloved hands.

• Processing and Memory: Driven by dedicated industrial RISC or x86 processors, supported by high-capacity solid-state storage (e.g., CFast or internal eMMC) for operating systems and screen data.

• Interface and Ports: Integrated communication hardware including dual 10/100/1000 Mbps Ethernet ports, multiple USB host ports for peripherals, and legacy RS-232/422/485 serial connections.

• Input Voltage: Supports standard 24V DC industrial power inputs or universal 100-240V AC supplies depending on the model tier.

• Environmental Ratings: Features an IP65 or IP67 rated front panel when flush-mounted, offering full protection against dust ingress and water jets.

Product Advantages

Yokogawa Operator Units offer significant operational benefits optimized for continuous critical infrastructure monitoring:

• High Process Visibility: High-brightness and high-contrast screens ensure that complex process graphics, piping and instrumentation diagrams (P&ID), and alarm indicators are clearly legible under various lighting conditions.

• Seamless Control Integration: Built-in drivers provide direct, native communication with Yokogawa controllers without requiring complex tag mapping or third-party middleware.

• Ruggedized Industrial Longevity: Engineered with fanless cooling systems and no moving parts to withstand constant vibration, mechanical shock, and wide temperature variations on the factory floor.

• Comprehensive Alarm Management: Features native alarm banners and historical sequence event logs that help operators quickly identify, prioritize, and acknowledge critical process variations.

• Secure User Administration: Supports multi-level password protection and electronic signature logs to comply with strict regulatory frameworks, ensuring that only authorized personnel can change critical process parameters.

Product Applications

These operator units are deployed globally as the primary visualization interface in heavy process industries:

• Chemical Plant Monitoring: Providing real-time graphical representations of chemical reaction stages, temperature trends, and valve positions for control room personnel.

• Oil and Gas Refineries: Displaying critical pressure, flow, and safety interlock statuses across extensive pipeline networks and storage facilities.

• Food and Beverage Batching: Allowing operators to input recipes, monitor mixing and pasteurization processes, and track batch numbers for quality control.

• Utilities and Power Plants: Visualizing generator performance, cooling water loops, and grid distribution parameters in municipal utility stations.

• Marine Navigation and Control: Mounted in vessel engine rooms and bridges to manage propulsion systems, ballast tanks, and auxiliary machinery.

Important Precautions

To guarantee safe operation, accurate data visualization, and long equipment life, follow these implementation rules:

• Screen Care and Chemical Exposure: Clean the touch surface only with a soft cloth dampened with mild detergent or isopropyl alcohol. Avoid strong organic solvents or abrasive cleaners that can degrade the protective faceplate or touch overlays.

• Sharp Object Prevention: Operate the touch interface using only fingertips or approved industrial plastic styluses. Never use screwdrivers, pens, or sharp metallic tools, as they can permanently scratch or puncture the touch sensor matrix.

• Thermal and Vent Management: When installing the unit inside a sealed electrical enclosure, calculate the total internal heat generation to ensure ambient temperatures around the chassis do not exceed the specified maximum limit. Do not block the rear cooling vents.

• Grounding Configuration: Connect the dedicated functional ground terminal on the unit housing directly to the main cabinet earth busbar. Proper grounding prevents electrostatic accumulation and erratic touch screen behavior caused by electromagnetic noise.

• Backup and Configuration Recovery: Regularly export and back up the HMI project files, recipes, and user databases to an external storage medium or central server to allow for rapid restoration in the event of an unexpected hardware replacement.

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.