Product Description
Allen-Bradley 1756-L73S
The Allen-Bradley 1756-L73S is a GuardLogix 5570 Safety Controller, a core component of the Rockwell Automation ControlLogix platform. This high-performance controller is engineered to provide both standard and safety control within a single, integrated chassis, streamlining system architecture and reducing complexity. It features a dual-processor design to achieve SIL 3 / PLe safety ratings, making it suitable for demanding industrial applications where personnel and equipment safety are paramount. With substantial memory for both standard and safety tasks, the 1756-L73S is ideal for complex motion, process, and safety control systems, offering seamless integration with the entire Logix family of products.
Technical Specifications:
- User Memory: 8 MB Standard, 4 MB Safety
- I/O Memory: 0.98 MB
- Communication Port: 1 x USB 2.0 (Type B) for programming and configuration
- Safety Rating: Certified up to SIL 3, PLe, CAT 4
- Controller Tasks: 32 tasks (100 programs/task), 1 periodic safety task
- Current Draw: 5 mA at 1.2V DC; 800 mA at 5.1V DC
- Power Dissipation: 2.5 W

Allen-Bradley 1756-73S
Discover the Allen-Bradley 1756-L73S GuardLogix 5570 Safety Controller, offering integrated standard and safety control with 8MB user memory and SIL 3/PLe rating for high-performance automation systems.










