Yokogawa ANB11D-B15 Fiber optic ESB bus node unit

High Noise Immunity: Fiber optic transmission reduces susceptibility to electromagnetic interference (EMI), ensuring stable data communication in electrically noisy environments.

• Long-Distance Communication: Supports long-distance network connections without significant signal degradation.

• High-Speed Data Transmission: Ensures timely and accurate transmission of process data and control commands.

• Scalability: Easily integrates into existing ESB networks, allowing expansion of control systems without redesign.

• Reliability and Redundancy: Designed with fault-tolerant architecture, reducing downtime and maintaining system integrity.

• Compatibility: Fully compatible with Yokogawa CENTUM VP and earlier DCS systems, providing smooth system upgrades.

• Ease of Maintenance: Modular design allows straightforward replacement and servicing without shutting down the network.

Technical Specifications

Product Applications

• Process Automation: Enables real-time monitoring and control in chemical plants, refineries, and manufacturing facilities.

• Power Generation: Facilitates communication between turbine control systems, generators, and auxiliary equipment.

• Petrochemical Industry: Integrates with distributed control systems for precise control of processing units.

• Water & Wastewater Treatment: Ensures reliable data flow between sensors, actuators, and control units.

• Large-Scale Manufacturing: Supports communication in complex automation systems with multiple nodes.

• Remote Monitoring Systems: Ideal for connecting geographically separated control units over long distances.

FAQ

Q1: What type of fiber optic cables are supported by the ANB11D-B15?

A1: The unit supports both single-mode and multi-mode fiber optic cables, allowing flexible deployment depending on network distance and bandwidth requirements.

Q2: Can the ANB11D-B15 operate in a redundant network topology?

A2: Yes, it supports both bus and ring topologies, including redundant ring configurations for fault tolerance.

Q3: What is the maximum communication distance supported?

A3: For single-mode fiber, distances up to 10 km are supported; for multi-mode fiber, distances up to 2 km are recommended.

Q4: How does the unit handle network errors?

A4: It features LED indicators and internal diagnostics for error detection, including communication timeouts, link failures, and signal integrity issues.

Q5: Is the ANB11D-B15 compatible with older ESB nodes?

A5: Yes, it is backward-compatible with previous ESB bus nodes, ensuring seamless integration with legacy systems.

Q6: What is the data transfer rate of the node?

A6: The ANB11D-B15 supports a maximum data transfer rate of 10 Mbps over fiber optic connections.

Q7: Does it require a separate power supply?

A7: The unit operates on 24 V DC, which can be supplied via the DCS network power bus or a dedicated power source.

Q8: Can it operate in environments with high electromagnetic interference?

A8: Yes, fiber optic communication provides excellent immunity against EMI, making it suitable for industrial plants with high electrical noise.

Q9: How is the module mounted?

A9: It can be installed on a DIN rail or directly on a control panel, providing flexible mounting options.

Q10: Are there any diagnostic tools available for monitoring the node?

A10: Yes, the unit has built-in LEDs for status indication and can be monitored via the DCS network for real-time diagnostics and alerts.