Yokogawa ANB11D-B15 Fiber optic ESB bus node unit

Company Information
E-mail		[email protected]
Mobile		+8613666033393
Whatsapp		+8613666033393
WeChat		13666033393
Add		Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China

Product Introduction

---

The Yokogawa ANB11D-B15 Fiber Optic ESB Bus Node Unit is a high-performance communication interface designed for distributed control systems (DCS) in industrial automation. It serves as a critical node in the ESB (Enhanced Serial Bus) network, providing reliable and fast communication between control units and field devices. Using fiber optic technology, this module ensures minimal signal loss over long distances and immunity to electromagnetic interference, making it suitable for harsh industrial environments. The ANB11D-B15 is widely applied in process automation, power generation, petrochemical industries, and large-scale manufacturing systems.

---

Product Advantages

---

• 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.

---

Recommended Same-Series / Related Models

---

---

Popular Models from Yokogawa

---

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.

Recommended Same-Series / Related Models

---

---

Popular Models from Yokogawa

---

Excellent PLC Co., Ltd. has a large number of brand new and original PLC and DCS spare parts, with more than 60 cooperative countries. All products are guaranteed for 1 year and delivered to you by high-quality express. We are committed to using the best products and the most favorable prices to meet the needs and friendship of our customers. We have won the trust of thousands of customers, including these excellent customers.

As for the delivery time, when we receive your order requirements, we will arrange for warehouse personnel to test and verify the products. After you place the order, we will send it to you within 24 hours.