Description
Allen-Bradley 1756-L81ES GuardLogix 5580 Safety Controller
Advanced Integrated Safety And Standard Control
The Allen-Bradley 1756-L81ES is a high-performance safety controller. This 1756-L81ES processor combines standard and safety control in one robust unit. It delivers powerful processing with dedicated safety memory. Ideal for applications requiring both complex automation and high safety standards (SIL 2).
Detailed Technical Data
Brand: Allen-Bradley / Rockwell Automation
Model: 1756-L81ES GuardLogix Processor
Series: ControlLogix 5580
Module Type: Integrated Safety Controller
Standard Memory: 3 Megabytes
Safety Memory: 1.5 Megabytes
Non-Volatile Memory: 2 GB (Removable 1756-SD2 Card)
Max I/O Capacity: 128,000 points
Max Analog I/O: 4,000 points
EtherNet/IP Nodes: Supports 100 devices
Communication Ports: USB 2.0 (12 Mbps), 1Gb Ethernet (10/100/1000 Mbps)
Task Capacity: 32 total tasks (31 standard + 1 safety)
Programs per Task: 1,000 programs
Power Consumption: 6.2 Watts
Operating Temperature: 0 to 60°C (32 to 140°F)
Weight: 0.394 kg (0.87 lbs)
Safety Rating: SIL 2
Frequently Asked Questions
Q: What safety level does the 1756-L81ES achieve?
A: This controller can help your system achieve Safety Integrity Level (SIL) 2.
Q: Can I use both standard and safety I/O with this controller?
A: Yes, it supports a mix of standard ControlLogix and Safety I/O modules in the same system.
Q: What type of memory card does it use?
A: It uses the 1756-SD2 removable memory card for non-volatile storage.
Q: How many Ethernet devices can connect to it?
A: It supports connections to up to 100 EtherNet/IP devices.
Q: Does it support controller redundancy?
A: Yes, redundancy can be implemented using special ControlLogix redundancy modules and compatible power supplies.
Get Your Manual & Learn More
For complete technical details and setup instructions, download our full manual covering:
- Complete wiring diagrams
- Safety system configuration
- Programming guidelines for safety tasks
- Network setup and optimization
- Troubleshooting and diagnostics
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