Yokogawa EB402-10 ESB Bus Coupler Module
Product Overview
The Yokogawa EB402-10 ESB Bus Coupler Module is a critical component of the Yokogawa CENTUM CS 3000 distributed control system (DCS) and serves as the interface between the system’s central control unit and the field devices connected via the ESB (Ethernet-based SmartBus) communication network. It facilitates seamless communication between the process control system and remote I/O, ensuring accurate data transfer and reliable operation. Designed for use in industrial environments, the EB402-10 module enables easy integration and high-speed data exchange across the system, making it suitable for a wide range of applications from oil and gas to power generation.
Key Features
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High-Speed Communication – Supports Ethernet-based SmartBus for fast, reliable data transfer between controllers and I/O devices
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Flexible System Integration – Provides seamless connectivity between the field devices and the central control unit in a distributed system architecture
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Scalable Design – Can be used in both small-scale and large-scale system configurations, easily expanding system capabilities
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Reliable Data Transfer – Ensures continuous data integrity through robust communication protocols and error-checking features
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Simple Installation and Maintenance – Modular design allows for quick installation, easy replacements, and maintenance with minimal downtime
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Built-In Diagnostics – Provides real-time status updates and diagnostics to ensure smooth system operation and prevent potential issues
Technical Specifications
3.1 Dimensions and Weight
| Item | Specification |
|---|---|
| Dimensions | 160 x 100 x 250 mm |
| Weight | 1.0 kg |
3.2 Electrical Characteristics
| Item | Specification |
|---|---|
| Power Supply | 24 VDC (supplied via the system backplane) |
| Power Consumption | Approx. 5 W |
| Communication | Ethernet-based SmartBus (100Base-T) |
| Mounting | DIN rail mounting |
3.3 Environmental Characteristics
| Item | Specification |
|---|---|
| Operating Temp | 0°C to +55°C |
| Storage Temp | -20°C to +70°C |
| Humidity | 5%–95% RH (non-condensing) |
| Vibration | IEC 61131-2 compliant |
| Protection | IP20 (when installed in an enclosure) |
3.4 System Compatibility
| Item | Specification |
|---|---|
| Platform | Yokogawa CENTUM CS 3000 DCS |
| Integration | Compatible with various I/O modules, including AI, DI, DO, AO, and more |
| Communication | Supports Ethernet-based SmartBus |
| Redundancy | Supports redundant network and device configurations |
| Configuration Tools | CENTUM CS 3000 system engineering tools |
Industry Applications
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Oil & Gas – Integrates field devices such as pressure transmitters, flow meters, and valves with the control system for upstream, midstream, and downstream operations
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Power Generation – Facilitates communication between turbines, boilers, and other plant equipment with the central control system to ensure safe and reliable power production
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Chemical Processing – Provides data transfer and control for process variables in chemical production, ensuring compliance and quality standards
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Pharmaceutical Manufacturing – Supports the integration of field devices for automated control in pharmaceutical production environments, maintaining regulatory compliance
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Water Treatment – Enables remote I/O communication for monitoring and controlling pumps, valves, and sensors in water treatment plants
The Yokogawa EB402-10 ESB Bus Coupler Module offers high-speed, reliable communication between the central control system and field devices in Yokogawa’s CENTUM CS 3000 DCS. With its robust design, diagnostic capabilities, and seamless integration with the SmartBus network, this module ensures effective process control across a wide range of industries.
