The 07BR61R1 (Part Number: GJV3074376R1) is a fundamental control and processing unit within the ABB Advant Controller (AC31) series. It serves as a decentralized automation module capable of executing complex logic, timing, and counting functions. This unit is often utilized as a standalone controller or as a remote extension within a larger distributed control network, providing reliable performance in small to medium-scale industrial automation tasks.
Product Datasheet & Parameters
Product Technical Description
The 07BR61R1 is designed for versatility and durability. As a “Basic Unit,” it contains the CPU, memory, and local I/O needed to manage automated sequences without requiring constant supervision from a master PLC.
Key Technical Attributes:
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CS31 Bus Integration: Features a dedicated interface for the CS31 system bus, allowing for easy expansion with additional remote I/O modules and high-speed data exchange.
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Non-Volatile Memory: Utilizes internal RAM with battery backup or EEPROM to ensure that application programs and critical process data are preserved during power interruptions.
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Real-Time Execution: Optimized for rapid cycle times, making it suitable for high-speed packaging, conveyor control, and simple machine automation.
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Compact Footprint: The modular design allows for high-density installation in electrical cabinets, saving valuable space.
Country of Origin
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Original Country: Germany (DE)
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Manufacturer: ABB STOTZ-KONTAKT / ABB Industrial Automation
Common Questions & Answers (Q&A)
Q: Is the 07BR61R1 compatible with newer ABB AC500 systems? A: While the AC31 series (including the 07BR61R1) is a legacy product line, communication can often be established between AC31 and AC500 systems using the CS31 bus protocol. However, they use different programming software environments.
Q: How do I check the status of the internal battery? A: Most units feature a “BATT” LED indicator on the front panel. If this LED is lit or flashing red, it indicates that the lithium battery needs replacement to prevent the loss of RAM-resident data.
Q: Can this unit handle analog signals? A: The 07BR61R1 is primarily focused on digital logic. To process analog signals (0-10V or 4-20mA), you must connect additional analog expansion modules via the CS31 system bus.
Q: What is the maximum distance for the CS31 bus connection? A: The CS31 bus can typically reach up to 500 meters without repeaters, using standard shielded twisted-pair cabling, making it ideal for distributed factory floor applications.
