Allen-Bradley 1772-LI Processor Control Module
The Allen-Bradley 1772-LI is a Processor Control Module designed for the PLC-2/20 series, providing essential control functions and seamless interfacing within industrial automation systems. This module is integral to the efficient operation of automated processes, ensuring reliable performance and streamlined data management.
Key Features
- Processor Fault Indicator: Equipped with a “PROCESSOR FAULT” indicator, the 1772-LI offers immediate visual alerts for quick detection and diagnosis of potential processor issues, enhancing system reliability.
- Slot Positioning: Designed to occupy the second slot from the right within the processor’s chassis, facilitating organized and efficient system configuration.
- Memory Integration: Interfaces with an externally ordered memory module, enabling efficient data transmission and storage to meet varying application requirements.
- Secure Installation: Features a front panel with two thumbscrews, ensuring secure and straightforward installation within the processor chassis.
Technical Specifications
- Brand: Allen-Bradley / Rockwell Automation
- Series: PLC-2/20
- Part Number: 1772-LI
- Product Description: Processor Control Module
- Compatibility: PLC-2/20
- Indicator: PROCESSOR FAULT
- Weight (approx.): 0.39 kilograms
Applications
The 1772-LI Processor Control Module is ideal for various industrial applications, including:
- Manufacturing Automation: Controls machinery and processes in manufacturing plants, ensuring efficient and precise operations.
- Process Control: Monitors and manages industrial processes across different sectors, maintaining optimal performance.
- System Upgrades: Compatible with existing PLC-2 systems, allowing for easy upgrades without the need for complete system replacement.
- Safety Monitoring: Integrates with safety components to ensure operational safety and compliance with industry standards.
Benefits
- Enhanced Performance: Delivers efficient processing capabilities that improve overall system responsiveness and productivity.
- Scalability: The expandable memory and integration capabilities allow for future upgrades and system enhancements.
- Reliability: Built to withstand industrial conditions, ensuring long-term operational reliability and reduced downtime.
- Ease of Integration: Designed for compatibility with Allen-Bradley systems, facilitating straightforward system integration and maintenance.
The Allen-Bradley 1772-LI Processor Control Module stands as a robust and reliable component for industrial automation, offering essential control functions and seamless integration within PLC-2/20 systems.















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