Allen-Bradley 1756-L81EK ControlLogix 5580 – Powerful Industrial Controller
- High-performance: 3MB memory for complex automation
- Dual ports: USB 2.0 + 1GB Ethernet connectivity
- Full specs: Download 1756-L81EK manual
Key Benefits
- 3MB user memory for large programs
- Controls 128,000 I/O points (4,000 analog)
- Supports 60 EtherNet/IP devices
- Runs 32 tasks simultaneously
- Conformal coating for tough environments
Technical Specifications
- Brand: Allen-Bradley
- Model: 1756-L81EK ControlLogix 5580
- Ports: 1x USB 2.0, 1x 1GB Ethernet
- Power: 6.2W (21.2 BTU/hr)
- Isolation: 50V continuous protection
- Display: 4-character alpha-numeric
- Programming: Studio 5000 compatible
5 Common Questions
- Q: How many programs can it run?
A: 1,000 programs per task (32 tasks max) - Q: What networks does it support?
A: EtherNet/IP, DeviceNet, ControlNet, more - Q: Is the display customizable?
A: Yes, shows runtime status and diagnostics - Q: What’s the benefit of 50V isolation?
A: Better protection against electrical noise - Q: Can I upgrade existing systems?
A: Yes, works with ControlLogix chassis
Support & Shipping
- 12-month product warranty
- Fast global delivery options










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