Allen-Bradley 1756-L83ESK

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Allen-Bradley 1756-L83ESK | GuardLogix 5580 Safety Controller with Integrated Standard and Safety Processing

Overview

The Allen-Bradley 1756-L83ESK is a GuardLogix 5580 safety controller, combining 32MB of standard memory with 1.5MB of safety memory. It offers advanced safety capabilities alongside powerful standard logic execution, making it ideal for applications requiring SIL 3 / PLe compliance. With dual 1 Gbps Ethernet/IP ports, it delivers secure and high-speed communication in safety-critical automation environments.

Key Features

Integrated Safety and Standard Control – Supports both standard and safety logic in one controller
32MB Standard + 1.5MB Safety Memory – Large capacity for demanding applications
Dual Ethernet/IP Ports – Enables DLR, network segmentation, and device-level safety
SIL 3 / PLe Certified – Meets global functional safety standards
Secure Firmware and User Access – Role-based security with digitally signed firmware
Compatible with Studio 5000 – Supports integrated development and diagnostics
ControlLogix Chassis Compatibility – Uses standard 1756 chassis and power supplies

Technical Specifications

Catalog Number: 1756-L83ESK
Processor Type: GuardLogix 5580
Standard Memory: 32MB
Safety Memory: 1.5MB
Ethernet Ports: 2 x 1 Gbps Ethernet/IP
Backplane Current Load: 1.0 A @ 5.1V DC
Safety Certification: SIL 3 / PLe (per IEC 61508 / ISO 13849-1)
Security Features: Digitally signed firmware, secure boot, role-based access
SD Card Slot: Yes (for non-volatile storage, sold separately)
Operating Temperature: 0°C to +60°C (32°F to 140°F)
Storage Temperature: -40°C to +85°C (-40°F to +185°F)
Relative Humidity: 5% to 95% non-condensing
Certifications: UL, CE, TUV, ATEX, IECEx, CSA, KCC

Applications

Safety-Critical Machine Control
Emergency Shutdown Systems (ESD)
Robotics and Motion Safety
Pharmaceutical and Food Safety Systems
Process and Batch Control with Integrated Safety

Why Choose the 1756-L83ESK?

All-in-One Safety and Logic Processor – Reduces hardware footprint and simplifies architecture
SIL 3 / PLe Compliance – Ensures operator and process protection
Dual Ethernet for Network Redundancy – Maintains high availability
Studio 5000 Integration – Simplifies configuration and validation
Designed for High-Speed Applications – Handles complex logic with fast execution

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