Description

Product Overview

The ABB RF620 3BHT100011R1 is a 10-slot extension backplane designed for industrial automation systems, specifically optimized for the ABB AC500 PLC platform and Advant OCS distributed control systems. As a critical component of these architectures, the RF620 serves as a mechanical and electrical interface for expanding I/O capacity, enabling seamless integration of up to 4 AC500 base units or I/O modules. Its modular design supports vertical DIN rail mounting, ensuring efficient use of cabinet space while providing robust connectivity for power, communication buses, and module termination.

Key to its functionality is the 1 Mbps backplane bus, which facilitates high-speed data exchange between connected modules. The RF620 supports a 24 V DC power supply and features dedicated terminals for power distribution, signal routing, and service tool access. Its compatibility with the AC500 PLC system allows integration with a wide range of analog/digital I/O modules (e.g., AI561, DI571), supporting both single and redundant configurations. This versatility makes the RF620 a cornerstone of ABB’s distributed control solutions, ensuring scalability and fail-safe operation in mission-critical processes.

Engineered for reliability, the RF620 incorporates mechanical keying to prevent incorrect module insertion and includes LED indicators for real-time status monitoring. With an IP20-rated enclosure and wide temperature range (-20°C to 70°C), the backplane withstands harsh industrial environments, making it ideal for applications in manufacturing, oil & gas, and power generation. Its compliance with RoHS and WEEE standards reflects ABB’s commitment to environmental sustainability.

Technical Specifications

Parameter	Value
Product Model	ABB RF620 3BHT100011R1
Manufacturer	ABB
Product Type	Extension Backplane
Compatibility	ABB AC500 PLC, Advant OCS systems
Power Supply	24 V DC ±10% (19.2–30 V DC)
Backplane Bus Speed	1 Mbps
Slots	10 slots (expandable to 4 AC500 base units)
Physical Dimensions	252 mm (W) × 85.5 mm (H) × 472.5 mm (D)
Weight	2.975 kg
Operating Temperature	-20°C to 70°C
Storage Temperature	-40°C to 85°C
Humidity	5% to 95% non-condensing
Certifications	CE compliant, RoHS/WEEE certified
Mounting	Vertical DIN rail (35 mm)
LED Indicators	Power status, module activity, communication health

Key Features and Advantages

Scalable I/O Expansion: The RF620 supports up to 4 AC500 base units or 10 I/O modules, providing a total of up to 40 I/O channels for complex automation setups. This scalability is critical for applications requiring incremental system growth without replacing core infrastructure.

Rugged Industrial Design: With an IP20-rated enclosure and wide temperature range, the backplane resists dust, humidity, and electromagnetic interference. Its mechanical keying mechanism prevents incorrect module insertion, minimizing setup errors and downtime.

High-Speed Communication: The 1 Mbps backplane bus ensures rapid data transfer between modules, enabling real-time control and monitoring in fast-paced industrial environments. This is particularly beneficial for applications requiring precise timing, such as conveyor systems or process control loops.

Flexible Configuration: The RF620 accommodates both redundant and non-redundant I/O modules, supporting a mix of analog, digital, and specialty modules (e.g., temperature sensors, motion controllers). Its compatibility with ABB’s S500-eCo I/O series (e.g., AI562, DO571) further enhances system flexibility.

Space-Efficient Layout: Vertical DIN rail mounting allows compact installation in control cabinets, reducing cabling complexity and optimizing space utilization. This is especially advantageous in environments with limited physical space, such as offshore platforms or packaging lines.

Applications

The ABB RF620 3BHT100011R1 is widely deployed in industries requiring scalable and reliable I/O connectivity:

Manufacturing: Managing conveyor systems, robotic arms, and packaging machinery by integrating with PLCs and HMIs for centralized monitoring. The RF620’s scalability supports modular production lines that adapt to changing demands.
Oil & Gas: Controlling pumps, valves, and compressors in refineries and offshore platforms, ensuring continuous operation through redundant I/O configurations. Its robust design withstands extreme temperatures and corrosive environments.
Power Generation: Supporting distributed control systems for steam turbines and generators, enabling seamless integration of sensors and actuators for real-time performance optimization.
Water/Wastewater: Monitoring flow, pressure, and chemical levels in treatment plants by connecting analog input modules (e.g., AI563) to process sensors. The RF620’s high-speed bus ensures timely data analysis and response.

In each application, the RF620 acts as a backbone for ABB’s automation systems, balancing scalability, reliability, and cost-effectiveness.

Installation and Maintenance

Installation Preparation:
Mount the RF620 on a 35 mm DIN rail in a well-ventilated enclosure. Connect the 24 V DC power supply using the terminal blocks provided, ensuring proper grounding. Install AC500 base units or I/O modules into the slots, aligning them with the mechanical keying guides. Secure the modules using the retention clips and verify all connections for tightness.

Maintenance Recommendations:

Firmware Updates: Periodically update the firmware of connected modules (e.g., PM587 CPU) via ABB’s Automation Builder software to access new features and bug fixes.
Environmental Checks: Inspect the RF620 quarterly for dust accumulation and ensure ambient temperature remains within -20°C to 70°C. Clean the enclosure with a dry cloth as needed.
Connection Checks: Annually verify terminal connections for looseness or corrosion, tightening or replacing as necessary to prevent communication disruptions.
Redundancy Testing: For systems using redundant configurations, simulate module failures biannually to verify seamless switchover and data integrity.

Product Warranty and Support

The ABB RF620 3BHT100011R1 comes with a 1-year warranty covering manufacturing defects. ABB’s global support network provides 24/7 technical assistance, including remote diagnostics and on-site troubleshooting. Customers can access firmware updates, user manuals, and safety compliance documentation through ABB’s online portal.

For mission-critical applications, optional extended warranties and maintenance contracts are available, offering priority service and replacement modules to minimize downtime. ABB-certified technicians also provide training on AC500 PLC system configuration and I/O expansion strategies, ensuring customers maximize the RF620’s capabilities.

Brand Model: ABB RF620 3BHT100011R1
Product Name: Extension Backplane
Warranty: 1 year
Size: 252 mm (W) × 85.5 mm (H) × 472.5 mm (D)
Weight: 2.975 kg
Origin: Sweden
Inventory: Spot
Delivery Time: Goods in stock will be dispatched within 3 days after payment
Order Time: Goods will be dispatched within one month after payment

Contact info

WhatsApp: +86 18030182217
Email: sandydcsplc@gmail.com
Phone: +86 18030182217
Wechat: +86 18030182217
Website: www.xiongbaparts.com

ABB RF620 Extension Backplane （XIONGBA)