Allen-Bradley 1756-L81EXT ControlLogix-XT 5580 Controller
- Brand
- Allen-Bradley
- Model
- 1756L81EXT
- GEARWELL SKU
- GWP-000002073
- Category
- PLCs & I/O
Key specifications
- Bulletin
- 1756
- Product type
- ControlLogix-XT 5580 Controller
- Standard memory
- 3 MB
- Manufacturer lifecycle
- Active
- Conformal coating
- Yes
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← Back to productsProduct overview
The Allen-Bradley 1756-L81EXT is a ControlLogix-XT 5580 controller from Rockwell's ControlLogix 1756 range. It is the ControlLogix-XT version of the 1756-L81E rated for operating temperatures of -25…+70 °C (-13…+158 °F), with 3 MB of standard memory and conformal coating. It has an embedded 10/100/1000 Mbps EtherNet/IP port and a USB 2.0 port for programming, 32 tasks with up to 1000 programs per task, up to 128,000 digital or 4000 analog I/O, and a 4 GB SD card (1784-SD4) installed at the factory; the energy storage module is built in and not removable. It supports Integrated Motion on EtherNet/IP and controller redundancy. It installs in a 1756 ControlLogix chassis and takes one slot.
Technical reference
| Product name | Allen-Bradley 1756-L81EXT ControlLogix-XT 5580 Controller |
|---|---|
| Brand | Allen-Bradley |
| Model | 1756L81EXT |
| Category | PLCs & I/O |
| Bulletin | 1756 |
| Product type | ControlLogix-XT 5580 Controller |
| Standard memory | 3 MB |
| Manufacturer lifecycle | Active |
| Conformal coating | Yes |
| Analog I/O maximum | 4,000 |
| Ethernet interface | 1 embedded 10/100/1000 Mbps EtherNet/IP port |
| Digital I/O maximum | 128,000 |
| Product description | Allen-Bradley 1756L81EXT ControlLogix-XT 5580 Controller. 3 MB of standard memory and an embedded EtherNet/IP port. The module is conformally coated. |
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