Allen-Bradley 1756-L73S | PLC with Integrated Safety and Memory

Overview

The 1756-L73S controller integrates Allen-Bradley GuardLogix® safety functionality for complex industrial automation systems. It ensures reliable execution of both standard and safety-critical tasks.

Technical Specifications

• Model Number: 1756-L73S

• Manufacturer: Allen-Bradley

• Model Type: PLC

• Safety System: GuardLogix®

• Main Memory: 8 MB

• Safety Memory: 4 MB

• I/O Memory: 0.98 MB

• Optional Non-Volatile Storage: 1 GB (1756-SD1), 2 GB (1756-SD2)

• Mounting: Chassis

• Isolation: 30 V continuous, basic insulation

• Communication Interface: USB Port to Backplane

• Enclosure Type: Open

Performance and Integration

The 1756-L73S processor provides ample I/O memory of 0.98 MB for critical operations. Optional non-volatile memory ensures program retention during power interruptions, supporting robust automation performance.

Design and Connectivity

Equipped with a USB backplane port, the 1756-L73S facilitates fast integration with other Allen-Bradley devices. Its open-type enclosure ensures easy access for installation and maintenance, while the chassis mounting enhances structural stability.

Safety and Reliability

The 1756-L73S incorporates GuardLogix® safety logic and advanced RFI suppression. These features prevent electromagnetic interference and maintain uninterrupted operation in electrically noisy industrial environments.

Applications

Ideal for complex manufacturing and industrial automation systems, the 1756-L73S enables advanced safety control while supporting extensive memory and high-performance I/O processing.