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Product Overview：ABB CHBX01R 2VAA008575R1
The ABB CHBX01R 2VAA008575R1 Compact Bus Extender is a high-reliability industrial automation component designed for expanding I/O capabilities in ABB’s Symphony Plus distributed control system (DCS). As a key part of the Symphony Plus platform, this module enables seamless integration of additional I/O modules, enhancing system scalability and flexibility in mission-critical industrial environments.
Engineered for rugged performance, the CHBX01R 2VAA008575R1 supports redundant configurations, ensuring continuous operation even in the event of a single module failure. It features a modular design with DB-25 connectors for secure signal transmission and fiber optic interfaces for high-speed data communication. The module’s IP20-rated enclosure protects against dust and debris, while its compact size (100mm x 150mm) allows for easy installation in space-constrained control cabinets.
Within automation systems, the CHBX01R 2VAA008575R1 acts as a critical backbone for distributed I/O architectures. By extending the bus network, it enables the connection of multiple I/O modules, such as analog/digital input/output units, to a central controller. This architecture enhances system modularity, simplifies maintenance, and reduces downtime by isolating faults to specific I/O segments. The module’s compatibility with Symphony Plus controllers ensures seamless integration with existing infrastructure, making it ideal for retrofitting or expanding industrial control systems.
Technical Specifications：ABB CHBX01R 2VAA008575R1
| Parameter Name | Parameter Value |
|---|---|
| Product Model | CHBX01R 2VAA008575R1 |
| Manufacturer | ABB |
| Product Type | Compact Bus Extender |
| Bus Type | Symphony Plus Fieldbus |
| Communication Protocol | PROFIBUS DP/PA |
| Connector Type | DB-25 (signal), LC (fiber optic) |
| Physical Dimensions | 100mm x 150mm x 40mm |
| Weight | 0.6 kg |
| Operating Temperature | -20°C to +60°C |
| Humidity | 5–95% non-condensing |
| Protection Rating | IP20 |
| Redundancy Support | Dual-module redundancy |
| Power Supply | 24V DC (from system backplane) |
| Maximum Bus Length | 100 meters (fiber optic) |
CHBX01R 2VAA008575R1
Key Features and Advantages：ABB CHBX01R 2VAA008575R1
Redundant Architecture: The CHBX01R 2VAA008575R1 supports dual-module redundancy, ensuring uninterrupted operation if one module fails. This feature is critical for applications where downtime is costly, such as power generation and petrochemical plants.
High-Speed Communication: With fiber optic interfaces, the module enables fast data transfer rates (up to 12 Mbps), reducing latency and improving system responsiveness. This is essential for real-time control applications, such as turbine management and process optimization.
Modular Scalability: The module allows for easy expansion of I/O capacity by connecting multiple I/O modules (e.g., AD11 mixed I/O modules) to the bus. This scalability supports incremental system upgrades without overhauling the entire infrastructure.
Rugged Design: The IP20-rated enclosure and industrial-grade components protect the module from environmental stressors, including vibration and dust. This durability ensures reliable performance in harsh industrial settings, such as mining and manufacturing.
Plug-and-Play Integration: The module’s DB-25 connectors and pre-configured bus protocols simplify installation, reducing commissioning time. Its compatibility with Symphony Plus controllers ensures seamless integration with existing control systems.
Application Areas：ABB CHBX01R 2VAA008575R1
The ABB CHBX01R 2VAA008575R1 Compact Bus Extender is widely used in industries requiring scalable and reliable automation solutions:
- Power Generation: Integrates with Symphony Plus systems to manage I/O for steam turbines, generators, and auxiliary equipment. Redundant configurations ensure stable energy production even during module failures.
- Oil & Gas: Deployed in offshore platforms and refineries to expand I/O for monitoring and controlling pumps, compressors, and valves. Fiber optic communication ensures fast data transmission in large-scale facilities.
- Manufacturing: Supports I/O expansion for production lines, enabling real-time monitoring of conveyor belts, mixers, and CNC machines. Modular design facilitates easy reconfiguration for product line changes.
- Water Treatment: Manages I/O for pumps, blowers, and filtration systems, ensuring continuous operation and compliance with environmental regulations. Redundancy features enhance system reliability in critical water supply networks.
- Mining: Extends I/O capabilities for monitoring crushers, conveyors, and ventilation systems, improving safety and productivity in underground and surface mining operations.
CHBX01R 2VAA008575R1
Related Products：ABB CHBX01R 2VAA008575R1
- CHBX01L 2VAA008574R1: A left-mounted compact bus extender that pairs with the CHBX01R 2VAA008575R1 to form a complete redundant bus extension solution, providing balanced signal distribution.
- CRBX01A 2VAA008424R1: A remote bus extender for long-distance I/O expansion, suitable for applications requiring extended bus lengths beyond 100 meters.
- AD11 3BSE030220R1: A mixed I/O module compatible with the CHBX01R 2VAA008575R1, offering 4 analog inputs, 4 analog outputs, 4 digital inputs, and 4 digital outputs for versatile signal management.
- SPC 600 8VZZ000255R1: A high-performance controller module for Symphony Plus systems, providing advanced control algorithms and seamless integration with the CHBX01R 2VAA008575R1.
- SD 831 3BSE030221R1: A 3A power supply module that provides redundant power to the CHBX01R 2VAA008575R1 and connected I/O modules, ensuring stable operation in power-critical environments.
- NE 802 3BSE030222R1: A 5-port fiber optic network switch that enhances communication reliability between the CHBX01R 2VAA008575R1 and other networked devices.
- RMU610A 3BSE030223R1: A redundant fiber optic repeater module that extends the reach of the bus network, supporting up to 20 km of fiber optic cable.
Installation and Maintenance：ABB CHBX01R 2VAA008575R1
Installation Preparation:
Before installing the CHBX01R 2VAA008575R1, verify the 24V DC power supply is available and compatible with the system backplane. Clean the mounting surface and ensure proper grounding to minimize electromagnetic interference. Align the module with the DIN rail and secure it using the provided clips. Connect the DB-25 signal cables and fiber optic links to the controller and I/O modules, following ABB’s wiring guidelines. Finally, configure the module using Symphony Plus Engineering Tools to ensure compatibility with the control system.
Before installing the CHBX01R 2VAA008575R1, verify the 24V DC power supply is available and compatible with the system backplane. Clean the mounting surface and ensure proper grounding to minimize electromagnetic interference. Align the module with the DIN rail and secure it using the provided clips. Connect the DB-25 signal cables and fiber optic links to the controller and I/O modules, following ABB’s wiring guidelines. Finally, configure the module using Symphony Plus Engineering Tools to ensure compatibility with the control system.
CHBX01R 2VAA008575R1
Maintenance Recommendations:
- Routine Inspections: Quarterly checks include verifying LED status indicators, inspecting connectors for corrosion, and cleaning the module’s surface to prevent dust accumulation.
- Redundancy Testing: Semi-annually test the module’s redundant configuration by simulating a module failure and verifying seamless switchover to the backup unit.
- Firmware Updates: Periodically update the module’s firmware using ABB’s official software to access new features and security patches.
- Fiber Optic Maintenance: Annually inspect fiber optic connections for signs of damage or degradation, and clean connectors using approved methods to maintain optimal signal quality.
Product Warranty：ABB CHBX01R 2VAA008575R1
We provide a 12-month quality warranty for the ABB CHBX01R 2VAA008575R1 Compact Bus Extender, covering hardware defects caused by non-human factors. During the warranty period, we will replace any malfunctioning module free of charge. For discontinued models or urgent requirements, our global supply chain network ensures rapid fulfillment of scarce spare parts, supporting continuous operation of industrial systems.
With 17 years of expertise in industrial control parts distribution, we guarantee competitive pricing, fast delivery, and reliable technical support. Contact us today to enhance your automation system’s scalability with the CHBX01R 2VAA008575R1 Compact Bus Extender.
CHBX01R 2VAA008575R1
Note: All product names, logos, and brands are property of their respective owners. This document is for informational purposes only and does not constitute an official technical manual. Always refer to the manufacturer’s documentation for detailed specifications and installation guidelines.
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