3IF782.9 aPCI Bus Control Module – Detailed Product Description
June 02, 2026

3IF782.9 aPCI Bus Control Module – Detailed Product Description

The 3IF782.9 is a high-performance aPCI-based bus control module manufactured by B&R (Bernecker + Rainer), designed for the B&R System 2005 automation platform and compatible Automation PC systems. It functions as a dedicated POWERLINK bus controller, providing a single high-speed POWERLINK interface for real-time industrial Ethernet communication in motion control and factory automation applications. Engineered as a master/controller node, it enables System 2005 controllers to manage POWERLINK networks, coordinating data exchange with drives, I/O modules, and other POWERLINK-compliant devices. With hardware-based real-time processing, electrical isolation, and rugged industrial design, the module ensures deterministic, low-latency communication for demanding motion and process control tasks.

Description

3IF782.9 aPCI Bus Control Module – Detailed Product Description

1. Product Overview

The 3IF782.9 is a high-performance aPCI-based bus control module manufactured by B&R (Bernecker + Rainer), designed for the B&R System 2005 automation platform and compatible Automation PC systems. It functions as a dedicated POWERLINK bus controller, providing a single high-speed POWERLINK interface for real-time industrial Ethernet communication in motion control and factory automation applications. Engineered as a master/controller node, it enables System 2005 controllers to manage POWERLINK networks, coordinating data exchange with drives, I/O modules, and other POWERLINK-compliant devices. With hardware-based real-time processing, electrical isolation, and rugged industrial design, the module ensures deterministic, low-latency communication for demanding motion and process control tasks.

2. Core Specifications

2.1 Communication Interfaces

  • POWERLINK Port: 1 × POWERLINK interface (RJ45 connector), supporting IEEE 802.3-compliant 100 Mbps real-time industrial Ethernet communication; operates as a POWERLINK manager/controller node.

  • Protocol Support: POWERLINK V2/V3 (real-time isochronous and asynchronous data exchange), TCP/IP, UDP/IP; compatible with B&R real-time protocols and third-party POWERLINK devices.

  • Electrical Isolation: Galvanic isolation between the POWERLINK interface and the System 2005 backplane protects against voltage spikes, ground loops, and EMI/RFI interference.

  • Data Buffering: On-board transmit/receive object buffers reduce CPU load and ensure deterministic data transmission for real-time motion control.

  • Network Topologies: Supports star, line, and ring topologies; compatible with standard industrial Ethernet switches and POWERLINK hubs.

  • Node Capacity: Manages up to 254 POWERLINK slave nodes per network segment, with high-speed cyclic data exchange.

2.2 Mechanical & Environmental

  • Form Factor: aPCI plug-in module (single slot), compatible with System 2005 backplanes and B&R Automation PC aPCI slots.

  • Protection Class: IP20 (protected against solid objects >12 mm; intended for indoor industrial use).

  • Operating Temperature: 0°C to +55°C (standard); extended range -25°C to +60°C available for extreme conditions.

  • Storage Temperature: -40°C to +85°C.

  • Power Supply: 5 VDC from the System 2005 backplane; power consumption approximately 2.0 W (no external power required).

  • Weight: Approximately 0.18 kg.

  • Dimensions: Standard System 2005 module size (W 30 mm × H 90 mm × D 84 mm), compatible with 19-inch rack-mount or standalone System 2005 controllers and Automation PCs.

2.3 Compliance & Certification

  • Industrial Standards: CE, UL, CSA, and RoHS compliant.

  • EMC Performance: Meets IEC 61000-6-2 (industrial immunity) and IEC 61000-6-4 (industrial emission) requirements, ensuring reliable operation in electromagnetically challenging environments.

  • POWERLINK Conformance: Certified by the Ethernet POWERLINK Standardization Group (EPSG) for full protocol compliance.

3. Key Features

  1. Real-Time POWERLINK Communication: 100 Mbps POWERLINK interface delivers deterministic, low-latency data exchange for high-speed motion control and synchronized I/O.

  2. Master/Controller Functionality: Operates as a POWERLINK manager, configuring and managing slave nodes for centralized network control.

  3. Electrical Isolation: Isolation between the POWERLINK interface and backplane prevents ground loops and protects against industrial noise, minimizing downtime.

  4. On-Board Object Buffers: Dedicated buffers reduce controller workload, improving communication efficiency and ensuring real-time performance for time-critical applications.

  5. Rugged Industrial Design: Conformal-coated PCB and vibration-resistant components withstand dust, moisture, and mechanical stress, supporting 24/7 continuous operation.

  6. Seamless System Integration: Plug-and-play installation with hot-swap capability; fully compatible with B&R Automation Studio for configuration, diagnostics, and firmware updates.

  7. Diagnostic LEDs: Status indicators for power, POWERLINK link, and activity enable quick on-site troubleshooting and network monitoring.

  8. Compact Form Factor: Single-slot aPCI design saves valuable rack space, simplifying system layout and reducing hardware costs.

4. Application Scenarios

  • Motion Control Systems: Connects System 2005 controllers to servo drives, stepper motors, and encoders via POWERLINK for synchronized multi-axis motion control in packaging, machine tools, and robotics.

  • Factory Automation: Manages distributed I/O modules, sensors, and actuators in assembly lines, material handling, and processing machinery for real-time process control.

  • High-Speed Data Acquisition: Transfers high-volume real-time process data between controllers and field devices with minimal latency, supporting precision manufacturing and quality control.

  • Integrated Industrial Networking: Combines POWERLINK real-time traffic with standard TCP/IP communication for seamless integration into plant-wide Ethernet networks.

  • Remote Diagnostics & Maintenance: Enables secure remote access to POWERLINK networks for troubleshooting, firmware updates, and system configuration via Ethernet.

5. Compatibility & Ordering

  • Compatible Systems: B&R System 2005 controllers, backplanes, and I/O systems; B&R Automation PC series with aPCI slots.

  • Part Number: 3IF782.9 (original B&R part; terminal blocks ordered separately for field wiring if required).

  • Warranty: 12 months (original B&R warranty); extended warranty available upon request.

6. Conclusion

The 3IF782.9 is a compact, robust aPCI POWERLINK bus control module optimized for B&R System 2005 and Automation PC systems. With its high-speed 100 Mbps POWERLINK interface, master/controller functionality, electrical isolation, and rugged design, it delivers reliable, deterministic real-time communication for industrial automation and motion control applications. Ideal for motion control, factory automation, high-speed data acquisition, and integrated networking, it ensures seamless integration and stable performance in complex, demanding automation environments.


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