Allen-Bradley 1756-L81ES GuardLogix 5580 Safety Controller

Enhance your safety automation with the 1756-L81ES GuardLogix controller from Allen-Bradley. This advanced safety processor combines 4.5MB total memory with robust safety features, supporting up to 128,000 I/O points for comprehensive industrial protection.

Product Overview

• Brand: Allen-Bradley / Rockwell Automation
• Series: GuardLogix 5580 Safety Controller
• Model: 1756-L81ES Safety Processor
• Safety Rating: SIL 2 compliant
• Memory Type: Standard + Safety dedicated memory
• Weight: 0.394 kg (0.87 lbs)

Technical Specifications

• Standard Memory: 3 MB user memory capacity
• Safety Memory: 1.5 MB dedicated safety memory
• Non-Volatile Memory: 2 GB integrated storage
• Maximum I/O Capacity: 128,000 points total
• Digital I/O: 128,000 points maximum
• Analog I/O: 4,000 points maximum
• Current Consumption: 5mA @ 1.2V DC, 1.2A @ 1.5V DC
• Power Dissipation: 6.2 Watts maximum
• Communication Ports: USB 2.0 (12 Mbps) + 1GB Ethernet
• EtherNet/IP Nodes: Supports 100 devices
• Task Capacity: 31 standard tasks + 1 safety task
• Programs per Task: 1,000 maximum programs
• Operating Temperature: 0°C to 60°C range
• Display: 4-character alpha/numeric status display

Safety & Communication Features

• Dual Memory Architecture: Separate standard and safety memory
• Network Support: EtherNet/IP, ControlNet, DeviceNet compatible
• Programming Languages: LD, ST, FBD, SFC for standard tasks
• Safety Programming: Ladder Diagram only for safety tasks
• Redundancy Support: Works with ControlLogix redundancy modules

Installation & Compatibility

• Install in any ControlLogix chassis (4-slot to 17-slot)
• Compatible with Series B and Series C chassis models
• Works with standard 1756-PAxx and 1756-PBxx power supplies
• Supports mixed standard and safety I/O configurations
• Features intuitive diagnostic display for status monitoring

Memory & Storage Options

• Removable Memory: Compatible with 1756-SD2 memory cards
• Integrated Storage: 2 GB non-volatile memory included
• Memory Protection: Secure data retention during power loss
• Expandable Capacity: Support for additional memory modules

Access complete safety implementation guides: Download 1756-L81ES Safety Manual

Packaging & Shipping

• Package Contents: 1 x 1756-L81ES Safety Controller
• Shipping Methods: FedEx, UPS, DHL express delivery
• Warranty Coverage: 12-month comprehensive protection

Frequently Asked Questions

• What safety level does this controller achieve?
  The controller is designed to meet SIL 2 safety standards.
• Can I mix standard and safety I/O?
  Yes, it supports mixed standard and safety I/O configurations.
• What memory card is compatible?
  Use only the 1756-SD2 memory card for expansion.
• How many EtherNet/IP nodes does it support?
  It can manage up to 100 EtherNet/IP devices.
• What programming software is required?
  Use Studio 5000 Automation Engineering environment.

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