Allen-Bradley 1756-L81ES GuardLogix 5580 Safety Controller
Allen-Bradley 1756-L81ES is a GuardLogix 5580 safety controller with 3 MB of user memory and 1.5 MB of safety memory.
Overview
The controller performs 31 standard tasks and 1 safety task, with up to 1000 programs per task, and memory of 3 MB user plus 1.5 MB safety. It addresses up to 128,000 discrete I/O and 4,000 analog I/O points. Integrated communication covers EtherNet/IP and a USB interface, and the module installs in a standard 1756 ControlLogix chassis slot.
Key Features
- GuardLogix 5580 safety controller; 3 MB user + 1.5 MB safety memory
- 31 standard tasks plus 1 safety task; 1000 programs per task
- 128,000 discrete I/O and 4,000 analog I/O capacity
- Integrated EtherNet/IP and USB communication
- Single-slot installation in a 1756 ControlLogix chassis
Technical Specifications
| Attribute | Value |
|---|---|
| Manufacturer | Allen Bradley (Rockwell Automation) |
| Product Line | ControlLogix |
| Part Number / Catalog No. | 1756-L81ES |
| UPC | 889508112282 |
| Communication | USB, Ethernet |
| Ethernet Communication Speed | 10 / 100 / 1000 Mbps |
| USB Communication Speed | 12 Mbps |
| Network Connections | 256 EtherNet/IP; 128 TCP (1756-EN2x) 128 EtherNet/IP; 64 TCP (1756-ENBT) 100 ControlNet (1756-CN2/A) 40 ControlNet (1756-CNB/D, 1756-CNB/E) 128 ControlNet (1756-CN2/B) |
| Maximum Ethernet nodes | 100 |
| Power dissipation | 6.2 Watts |
| User memory | 3 MB |
| Safety memory | 1.5 MB |
| Nonvolatile memory | 2 GB |
| Maximum I/O | 128,000 |
| Operating temperature | 0 to 60 degrees Celsius |
| Programming Languages | For the safety task, GuardLogix controllers support Ladder Diagram only. For standard tasks, GuardLogix controllers support: – Ladder Diagram (LD) – Structured Text (ST) – Function Block Diagram (FBD) – Sequential Function Chart (SFC) |
| Dimensions | (‘14.4 x 3.7 x 14.6 cm (5.67 x 1.46 x 5.75 in)’, {‘length’: ‘14.4’, ‘width’: ‘3.7’, ‘height’: ‘14.6’}) |
| Weight | 1.31 lbs (0.60 kg) |
Applications
The 1756-L81ES combines standard and safety control in one GuardLogix 5580 processor, running 31 standard tasks plus 1 safety task with integrated EtherNet/IP and USB connectivity.
Why Buy from Us
This product is available new in original factory packaging, fully tested and backed by a standard warranty of 1 year. We ship worldwide with careful anti-static packaging and fast dispatch. Quantity discounts and repair/exchange options are available on request.
Documents
| Publication | Link |
|---|---|
| 1756-UM543 | 1756-um543_-en-p.pdf |
Certifications
| Certification | Download |
|---|---|
| American Bureau of Shipping | 1756-ct146_-en-e.pdf |
| ATEX | 1756-ct207_-en-e.pdf |
| Australian RCM | 1756-ct007_-en-e.pdf |
| CE | 1756-ct011_-en-e.pdf |
| China CCC | 1756-ct147_-en-e.pdf |
| Eurasian Economic Community | logix-ct001_-ru-e.pdf |
| IECEx Scheme | 1756-ct220_-en-e.pdf |
| ODVA | 1756-ct148_-en-e.pdf |
| Safety | 1756-ct188_-en-e.pdf |
| Security | 1756-ct306_-en-e.pdf |
| UKCA Declaration of Conformity | 1756-ct259_-en-e.pdf |
Per the Rockwell Automation product certification listing. Please review the product label to confirm the certifications your specific unit carries.
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